./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ce7b7e06b36a72b3de911fb70c1b245fd97c856ddcef7fa1f63b6ddc09812498 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 18:44:25,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:44:25,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:44:25,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:44:25,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:44:25,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:44:25,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:44:25,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:44:25,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:44:25,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:44:25,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:44:25,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:44:25,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:44:25,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:44:25,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:44:25,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:44:25,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:44:25,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:44:25,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:44:25,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:44:25,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:44:25,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:44:25,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:44:25,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:44:25,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:44:25,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:44:25,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:44:25,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:44:25,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:44:25,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:44:25,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:44:25,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:44:25,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:44:25,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:44:25,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:44:25,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:44:25,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:44:25,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:44:25,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:44:25,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:44:25,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:44:25,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 18:44:25,759 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:44:25,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:44:25,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:44:25,759 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:44:25,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:44:25,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:44:25,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:44:25,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:44:25,761 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:44:25,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:44:25,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:44:25,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:44:25,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:44:25,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:44:25,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:44:25,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:44:25,763 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:44:25,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:44:25,764 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:44:25,764 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_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce7b7e06b36a72b3de911fb70c1b245fd97c856ddcef7fa1f63b6ddc09812498 [2022-12-13 18:44:25,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:44:25,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:44:25,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:44:25,951 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:44:25,951 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:44:25,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-12-13 18:44:28,520 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:44:28,945 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:44:28,945 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-12-13 18:44:28,988 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/data/8bc7f59ec/74ac6c60ec8e4ed9ac5f6558d89772fc/FLAGaea6844e0 [2022-12-13 18:44:28,999 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/data/8bc7f59ec/74ac6c60ec8e4ed9ac5f6558d89772fc [2022-12-13 18:44:29,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:44:29,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:44:29,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:44:29,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:44:29,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:44:29,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:44:29" (1/1) ... [2022-12-13 18:44:29,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa8c974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:29, skipping insertion in model container [2022-12-13 18:44:29,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:44:29" (1/1) ... [2022-12-13 18:44:29,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:44:29,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:44:29,456 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:44:29,625 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-13 18:44:29,866 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:44:29,874 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:44:29,902 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:44:29,922 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:44:29,943 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:44:30,004 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 18:44:30,050 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-12-13 18:44:30,096 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-13 18:44:30,097 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-12-13 18:44:30,126 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:30,184 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 18:44:30,190 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 18:44:30,196 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 18:44:30,201 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 18:44:30,226 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 18:44:30,231 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 18:44:30,233 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 18:44:30,238 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 18:44:30,268 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:30,317 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 18:44:30,338 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-13 18:44:30,398 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 18:44:30,398 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 18:44:30,407 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 18:44:30,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:30,439 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 18:44:30,444 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 18:44:30,528 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 18:44:30,533 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 18:44:30,537 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 18:44:30,542 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 18:44:30,547 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-13 18:44:30,551 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-12-13 18:44:30,625 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 18:44:30,652 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 18:44:30,788 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:30,794 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:30,810 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 18:44:30,810 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:44:30,817 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:44:30,835 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:44:30,843 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:30,844 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:44:30,860 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:30,860 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:30,861 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:30,871 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:30,871 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:30,879 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 18:44:30,879 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:30,880 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:30,881 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 18:44:30,882 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 18:44:30,898 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:30,900 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:30,901 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 18:44:30,910 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:30,911 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 18:44:30,912 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:30,912 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:30,924 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:30,925 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:30,925 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:30,972 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 18:44:30,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 18:44:30,991 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:30,996 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,003 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,005 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 18:44:31,005 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:31,006 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,018 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,021 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,021 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,022 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,022 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,023 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,023 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,023 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,024 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,029 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,030 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,032 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,044 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,053 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,083 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1997 [2022-12-13 18:44:31,085 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,087 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2032 [2022-12-13 18:44:31,088 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 18:44:31,092 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,094 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2106 [2022-12-13 18:44:31,095 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2125 [2022-12-13 18:44:31,096 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 18:44:31,097 WARN L623 FunctionHandler]: Unknown extern function csum_partial [2022-12-13 18:44:31,097 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2142 [2022-12-13 18:44:31,097 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 18:44:31,104 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 18:44:31,117 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,127 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,132 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 18:44:31,135 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,143 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,165 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,166 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,166 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,166 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,167 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,168 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,169 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,199 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,201 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 18:44:31,203 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2843 [2022-12-13 18:44:31,204 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,227 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 18:44:31,245 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,246 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,247 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,280 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 18:44:31,291 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 18:44:31,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,302 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,303 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,304 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,304 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,318 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,321 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,322 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,322 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,328 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 18:44:31,333 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,333 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 18:44:31,338 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,338 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,339 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,339 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,350 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:44:31,356 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 18:44:31,394 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 18:44:31,395 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 18:44:31,402 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,403 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:31,419 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,420 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:31,421 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,421 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,426 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,427 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,449 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,449 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:31,455 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 18:44:31,455 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 18:44:31,456 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 18:44:31,518 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,519 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,544 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 18:44:31,544 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,545 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,545 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 18:44:31,546 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,546 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 18:44:31,546 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-12-13 18:44:31,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:31,547 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,547 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,547 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,548 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:31,548 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:31,549 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:31,549 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:31,550 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:31,550 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:31,551 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:44:31,551 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:44:31,552 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:44:31,552 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:44:31,553 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:31,553 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 18:44:31,553 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,554 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 18:44:31,554 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,556 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:31,556 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,558 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,558 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,559 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 18:44:31,559 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 18:44:31,559 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 18:44:31,564 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 18:44:31,564 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,564 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 18:44:31,565 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,565 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 18:44:31,565 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 18:44:31,566 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 18:44:31,570 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,571 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 18:44:31,571 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,576 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:31,576 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:31,576 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 18:44:31,576 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:31,827 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,827 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,827 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,828 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,828 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,828 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,828 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,828 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,828 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,829 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,829 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,829 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:31,832 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 18:44:31,833 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 18:44:31,835 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 18:44:31,838 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 18:44:31,838 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 18:44:31,848 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 18:44:31,849 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 18:44:31,854 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 18:44:31,855 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 18:44:31,856 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:31,857 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:31,857 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:31,857 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,858 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,858 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:44:31,858 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,858 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,858 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,859 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:31,859 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,860 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,860 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,861 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 18:44:31,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,862 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,862 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,862 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,862 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,862 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 18:44:31,863 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 18:44:31,863 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 18:44:31,863 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 18:44:31,864 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 18:44:31,864 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,864 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:31,864 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 18:44:31,864 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 18:44:31,915 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 18:44:31,916 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 18:44:31,925 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 18:44:32,646 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_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493165,493178] [2022-12-13 18:44:32,649 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_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493334,493347] [2022-12-13 18:44:32,649 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_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493501,493514] [2022-12-13 18:44:32,649 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_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493669,493682] [2022-12-13 18:44:32,655 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,656 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,657 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,657 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,671 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,673 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:44:32,720 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:44:32,807 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:44:32,810 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-13 18:44:32,814 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:44:32,815 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:44:32,816 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:44:32,817 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:44:32,818 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:44:32,820 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 18:44:32,821 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-12-13 18:44:32,824 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-13 18:44:32,825 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-12-13 18:44:32,825 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:32,831 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 18:44:32,831 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 18:44:32,832 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 18:44:32,833 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 18:44:32,834 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 18:44:32,835 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 18:44:32,835 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 18:44:32,835 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 18:44:32,838 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:32,841 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 18:44:32,842 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-13 18:44:32,843 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 18:44:32,844 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 18:44:32,844 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 18:44:32,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,845 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 18:44:32,845 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 18:44:32,846 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 18:44:32,847 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 18:44:32,848 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 18:44:32,849 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 18:44:32,850 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-13 18:44:32,851 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-12-13 18:44:32,855 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 18:44:32,856 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 18:44:32,862 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,863 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,864 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 18:44:32,864 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:44:32,865 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:44:32,866 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:44:32,868 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,868 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:44:32,870 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,870 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,870 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:32,872 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,872 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,873 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 18:44:32,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,874 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-13 18:44:32,874 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 18:44:32,876 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,877 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,878 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 18:44:32,879 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,879 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 18:44:32,880 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:32,880 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,881 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,882 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,882 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,891 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 18:44:32,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 18:44:32,896 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,897 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,898 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,899 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 18:44:32,899 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:32,899 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,910 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,912 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,913 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,913 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,913 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,914 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,914 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,914 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,915 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,916 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,917 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,920 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,923 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,927 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1997 [2022-12-13 18:44:32,928 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,929 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2032 [2022-12-13 18:44:32,930 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 18:44:32,933 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,934 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2106 [2022-12-13 18:44:32,935 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2125 [2022-12-13 18:44:32,936 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 18:44:32,936 WARN L623 FunctionHandler]: Unknown extern function csum_partial [2022-12-13 18:44:32,937 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2142 [2022-12-13 18:44:32,937 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 18:44:32,939 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 18:44:32,941 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,944 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,946 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 18:44:32,947 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,948 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,950 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,950 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,951 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,951 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,951 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,952 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,952 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,954 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,955 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 18:44:32,957 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_2843 [2022-12-13 18:44:32,958 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,962 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 18:44:32,964 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,965 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,965 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,973 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 18:44:32,975 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 18:44:32,975 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,976 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:32,978 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,978 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,979 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,979 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,982 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,985 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,985 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,986 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:32,987 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 18:44:32,987 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,987 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 18:44:32,988 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,988 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,989 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:32,989 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:32,991 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:44:32,992 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 18:44:32,996 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 18:44:32,997 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 18:44:32,999 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:32,999 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 18:44:33,001 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,002 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 18:44:33,003 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,003 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,003 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,004 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,009 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:33,009 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:44:33,010 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 18:44:33,010 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 18:44:33,011 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 18:44:33,017 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,018 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:33,020 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 18:44:33,020 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,021 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,022 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 18:44:33,022 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,022 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 18:44:33,022 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-12-13 18:44:33,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:44:33,023 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,023 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,023 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,024 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:33,024 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:33,024 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:33,024 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:33,025 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:33,025 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:44:33,025 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:44:33,025 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:44:33,026 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:44:33,026 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:44:33,026 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 18:44:33,026 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 18:44:33,027 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,027 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 18:44:33,027 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,029 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:44:33,029 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:33,030 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,031 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,031 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 18:44:33,031 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 18:44:33,031 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 18:44:33,032 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 18:44:33,032 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,032 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 18:44:33,032 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,032 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 18:44:33,032 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 18:44:33,033 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 18:44:33,033 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,033 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 18:44:33,033 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,034 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 18:44:33,034 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 18:44:33,034 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 18:44:33,034 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:44:33,038 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,038 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,039 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,041 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 18:44:33,041 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 18:44:33,042 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 18:44:33,044 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 18:44:33,044 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 18:44:33,049 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 18:44:33,050 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 18:44:33,054 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 18:44:33,054 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 18:44:33,057 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:33,058 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:33,058 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:33,058 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,058 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,059 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:44:33,059 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,059 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,059 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,059 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:44:33,060 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,060 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,060 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,060 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 18:44:33,060 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,061 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,062 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 18:44:33,062 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 18:44:33,062 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 18:44:33,062 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 18:44:33,062 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 18:44:33,062 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,063 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:44:33,063 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 18:44:33,063 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 18:44:33,065 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 18:44:33,065 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 18:44:33,065 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 18:44:33,097 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493165,493178] [2022-12-13 18:44:33,097 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493334,493347] [2022-12-13 18:44:33,097 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493501,493514] [2022-12-13 18:44:33,097 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493669,493682] [2022-12-13 18:44:33,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,100 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,101 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,101 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,103 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,104 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:44:33,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:44:33,303 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:44:33,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33 WrapperNode [2022-12-13 18:44:33,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:44:33,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:44:33,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:44:33,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:44:33,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,631 INFO L138 Inliner]: procedures = 688, calls = 4282, calls flagged for inlining = 342, calls inlined = 319, statements flattened = 10347 [2022-12-13 18:44:33,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:44:33,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:44:33,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:44:33,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:44:33,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,910 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:44:33,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:44:33,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:44:33,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:44:33,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (1/1) ... [2022-12-13 18:44:33,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:44:34,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:44:34,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:44:34,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd3c4ff-16c3-4b75-bd33-ae8df4e659dc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:44:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-13 18:44:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-13 18:44:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2022-12-13 18:44:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2022-12-13 18:44:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2022-12-13 18:44:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2022-12-13 18:44:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 18:44:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 18:44:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 18:44:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 18:44:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-13 18:44:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2022-12-13 18:44:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2022-12-13 18:44:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-13 18:44:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-13 18:44:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:44:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2022-12-13 18:44:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 18:44:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 18:44:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2022-12-13 18:44:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2022-12-13 18:44:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 18:44:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 18:44:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2022-12-13 18:44:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 18:44:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2022-12-13 18:44:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 18:44:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 18:44:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 18:44:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-13 18:44:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-12-13 18:44:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-13 18:44:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-13 18:44:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-12-13 18:44:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-12-13 18:44:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 18:44:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 18:44:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 18:44:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 18:44:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2022-12-13 18:44:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2022-12-13 18:44:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-12-13 18:44:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-13 18:44:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-13 18:44:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2022-12-13 18:44:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2022-12-13 18:44:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 18:44:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 18:44:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2022-12-13 18:44:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2022-12-13 18:44:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-13 18:44:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2022-12-13 18:44:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2022-12-13 18:44:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2022-12-13 18:44:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 18:44:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2022-12-13 18:44:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2022-12-13 18:44:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2022-12-13 18:44:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2022-12-13 18:44:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 18:44:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 18:44:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_83 [2022-12-13 18:44:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_83 [2022-12-13 18:44:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2022-12-13 18:44:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2022-12-13 18:44:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 18:44:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 18:44:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_79 [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_79 [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2022-12-13 18:44:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2022-12-13 18:44:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-12-13 18:44:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 18:44:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-12-13 18:44:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2022-12-13 18:44:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2022-12-13 18:44:34,897 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:44:34,901 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:44:35,235 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 18:48:23,323 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-13 18:48:23,497 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:48:23,514 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:48:23,514 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-13 18:48:23,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:48:23 BoogieIcfgContainer [2022-12-13 18:48:23,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:48:23,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:48:23,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:48:23,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:48:23,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:44:29" (1/3) ... [2022-12-13 18:48:23,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371c47fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:48:23, skipping insertion in model container [2022-12-13 18:48:23,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:44:33" (2/3) ... [2022-12-13 18:48:23,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371c47fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:48:23, skipping insertion in model container [2022-12-13 18:48:23,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:48:23" (3/3) ... [2022-12-13 18:48:23,524 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-12-13 18:48:23,538 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:48:23,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-13 18:48:23,616 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 18:48:23,621 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;@6204ff56, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 18:48:23,621 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-12-13 18:48:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand has 3757 states, 2497 states have (on average 1.2959551461754104) internal successors, (3236), 2567 states have internal predecessors, (3236), 1091 states have call successors, (1091), 168 states have call predecessors, (1091), 167 states have return successors, (1086), 1074 states have call predecessors, (1086), 1086 states have call successors, (1086) [2022-12-13 18:48:23,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-13 18:48:23,642 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:48:23,643 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:48:23,643 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:48:23,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:48:23,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1867253520, now seen corresponding path program 1 times [2022-12-13 18:48:23,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:48:23,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657958513] [2022-12-13 18:48:23,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:48:23,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:48:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:48:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:48:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:48:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:48:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:48:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:48:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:48:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:48:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:48:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:48:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:48:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:48:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:48:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:24,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:48:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:25,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 18:48:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:48:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-12-13 18:48:25,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:48:25,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657958513] [2022-12-13 18:48:25,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657958513] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:48:25,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:48:25,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:48:25,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087009860] [2022-12-13 18:48:25,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:48:25,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:48:25,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:48:25,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:48:25,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:48:25,043 INFO L87 Difference]: Start difference. First operand has 3757 states, 2497 states have (on average 1.2959551461754104) internal successors, (3236), 2567 states have internal predecessors, (3236), 1091 states have call successors, (1091), 168 states have call predecessors, (1091), 167 states have return successors, (1086), 1074 states have call predecessors, (1086), 1086 states have call successors, (1086) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:48:27,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:48:29,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:48:52,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:49:03,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:49:03,758 INFO L93 Difference]: Finished difference Result 11952 states and 17925 transitions. [2022-12-13 18:49:03,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:49:03,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 156 [2022-12-13 18:49:03,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:49:03,807 INFO L225 Difference]: With dead ends: 11952 [2022-12-13 18:49:03,807 INFO L226 Difference]: Without dead ends: 8212 [2022-12-13 18:49:03,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:49:03,833 INFO L413 NwaCegarLoop]: 4314 mSDtfsCounter, 7900 mSDsluCounter, 4868 mSDsCounter, 0 mSdLazyCounter, 6206 mSolverCounterSat, 3741 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9038 SdHoareTripleChecker+Valid, 9182 SdHoareTripleChecker+Invalid, 9949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3741 IncrementalHoareTripleChecker+Valid, 6206 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.7s IncrementalHoareTripleChecker+Time [2022-12-13 18:49:03,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9038 Valid, 9182 Invalid, 9949 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3741 Valid, 6206 Invalid, 2 Unknown, 0 Unchecked, 37.7s Time] [2022-12-13 18:49:03,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8212 states. [2022-12-13 18:49:04,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8212 to 7348. [2022-12-13 18:49:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7348 states, 4888 states have (on average 1.2858019639934533) internal successors, (6285), 5024 states have internal predecessors, (6285), 2126 states have call successors, (2126), 332 states have call predecessors, (2126), 331 states have return successors, (2123), 2099 states have call predecessors, (2123), 2123 states have call successors, (2123) [2022-12-13 18:49:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7348 states to 7348 states and 10534 transitions. [2022-12-13 18:49:04,220 INFO L78 Accepts]: Start accepts. Automaton has 7348 states and 10534 transitions. Word has length 156 [2022-12-13 18:49:04,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:49:04,221 INFO L495 AbstractCegarLoop]: Abstraction has 7348 states and 10534 transitions. [2022-12-13 18:49:04,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:49:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 7348 states and 10534 transitions. [2022-12-13 18:49:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-13 18:49:04,228 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:49:04,228 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:49:04,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 18:49:04,229 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:49:04,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:49:04,230 INFO L85 PathProgramCache]: Analyzing trace with hash -318890676, now seen corresponding path program 1 times [2022-12-13 18:49:04,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:49:04,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5856230] [2022-12-13 18:49:04,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:49:04,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:49:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:04,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:49:04,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:49:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:49:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:49:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:49:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:49:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:49:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:49:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:49:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:49:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:49:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:49:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:49:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 18:49:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:05,153 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-12-13 18:49:05,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:49:05,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5856230] [2022-12-13 18:49:05,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5856230] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:49:05,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:49:05,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:49:05,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407929332] [2022-12-13 18:49:05,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:49:05,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:49:05,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:49:05,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:49:05,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:49:05,155 INFO L87 Difference]: Start difference. First operand 7348 states and 10534 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:49:07,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:49:09,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:49:32,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:49:43,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:49:43,780 INFO L93 Difference]: Finished difference Result 23480 states and 34064 transitions. [2022-12-13 18:49:43,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:49:43,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 165 [2022-12-13 18:49:43,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:49:43,849 INFO L225 Difference]: With dead ends: 23480 [2022-12-13 18:49:43,850 INFO L226 Difference]: Without dead ends: 16161 [2022-12-13 18:49:43,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:49:43,874 INFO L413 NwaCegarLoop]: 4296 mSDtfsCounter, 7758 mSDsluCounter, 4914 mSDsCounter, 0 mSdLazyCounter, 6156 mSolverCounterSat, 3835 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8837 SdHoareTripleChecker+Valid, 9210 SdHoareTripleChecker+Invalid, 9993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3835 IncrementalHoareTripleChecker+Valid, 6156 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2022-12-13 18:49:43,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8837 Valid, 9210 Invalid, 9993 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3835 Valid, 6156 Invalid, 2 Unknown, 0 Unchecked, 37.5s Time] [2022-12-13 18:49:43,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16161 states. [2022-12-13 18:49:44,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16161 to 15171. [2022-12-13 18:49:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15171 states, 10106 states have (on average 1.287650900455175) internal successors, (13013), 10406 states have internal predecessors, (13013), 4365 states have call successors, (4365), 662 states have call predecessors, (4365), 697 states have return successors, (4558), 4314 states have call predecessors, (4558), 4362 states have call successors, (4558) [2022-12-13 18:49:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15171 states to 15171 states and 21936 transitions. [2022-12-13 18:49:44,612 INFO L78 Accepts]: Start accepts. Automaton has 15171 states and 21936 transitions. Word has length 165 [2022-12-13 18:49:44,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:49:44,613 INFO L495 AbstractCegarLoop]: Abstraction has 15171 states and 21936 transitions. [2022-12-13 18:49:44,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:49:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 15171 states and 21936 transitions. [2022-12-13 18:49:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-13 18:49:44,615 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:49:44,615 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:49:44,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 18:49:44,615 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:49:44,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:49:44,616 INFO L85 PathProgramCache]: Analyzing trace with hash 996491522, now seen corresponding path program 1 times [2022-12-13 18:49:44,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:49:44,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026371886] [2022-12-13 18:49:44,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:49:44,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:49:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:49:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:49:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:49:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:49:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:49:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:49:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:49:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:49:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:49:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:49:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:49:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:49:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:49:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:49:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:49:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:49:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-12-13 18:49:45,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:49:45,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026371886] [2022-12-13 18:49:45,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026371886] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:49:45,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:49:45,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:49:45,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286165712] [2022-12-13 18:49:45,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:49:45,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:49:45,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:49:45,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:49:45,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:49:45,260 INFO L87 Difference]: Start difference. First operand 15171 states and 21936 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:49:47,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:49:49,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:50:29,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:50:29,176 INFO L93 Difference]: Finished difference Result 45371 states and 65936 transitions. [2022-12-13 18:50:29,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:50:29,178 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 166 [2022-12-13 18:50:29,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:50:29,299 INFO L225 Difference]: With dead ends: 45371 [2022-12-13 18:50:29,299 INFO L226 Difference]: Without dead ends: 30229 [2022-12-13 18:50:29,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:50:29,346 INFO L413 NwaCegarLoop]: 4161 mSDtfsCounter, 7277 mSDsluCounter, 4761 mSDsCounter, 0 mSdLazyCounter, 6142 mSolverCounterSat, 3652 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8306 SdHoareTripleChecker+Valid, 8922 SdHoareTripleChecker+Invalid, 9796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3652 IncrementalHoareTripleChecker+Valid, 6142 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.3s IncrementalHoareTripleChecker+Time [2022-12-13 18:50:29,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8306 Valid, 8922 Invalid, 9796 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3652 Valid, 6142 Invalid, 2 Unknown, 0 Unchecked, 42.3s Time] [2022-12-13 18:50:29,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30229 states. [2022-12-13 18:50:30,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30229 to 28287. [2022-12-13 18:50:30,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28287 states, 18794 states have (on average 1.2867404490794934) internal successors, (24183), 19356 states have internal predecessors, (24183), 8137 states have call successors, (8137), 1286 states have call predecessors, (8137), 1353 states have return successors, (8526), 8046 states have call predecessors, (8526), 8134 states have call successors, (8526) [2022-12-13 18:50:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28287 states to 28287 states and 40846 transitions. [2022-12-13 18:50:30,562 INFO L78 Accepts]: Start accepts. Automaton has 28287 states and 40846 transitions. Word has length 166 [2022-12-13 18:50:30,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:50:30,562 INFO L495 AbstractCegarLoop]: Abstraction has 28287 states and 40846 transitions. [2022-12-13 18:50:30,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:50:30,562 INFO L276 IsEmpty]: Start isEmpty. Operand 28287 states and 40846 transitions. [2022-12-13 18:50:30,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-13 18:50:30,564 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:50:30,564 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:50:30,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 18:50:30,565 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:50:30,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:50:30,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1834755379, now seen corresponding path program 1 times [2022-12-13 18:50:30,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:50:30,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040544732] [2022-12-13 18:50:30,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:50:30,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:50:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:50:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:50:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:50:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:50:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:50:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:50:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:50:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:50:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:50:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:50:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:50:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:50:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:50:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:50:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 18:50:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:50:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-12-13 18:50:31,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:50:31,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040544732] [2022-12-13 18:50:31,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040544732] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:50:31,366 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:50:31,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:50:31,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930699148] [2022-12-13 18:50:31,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:50:31,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:50:31,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:50:31,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:50:31,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:50:31,367 INFO L87 Difference]: Start difference. First operand 28287 states and 40846 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:50:33,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:50:35,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:51:13,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:51:15,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:51:15,561 INFO L93 Difference]: Finished difference Result 54881 states and 79225 transitions. [2022-12-13 18:51:15,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:51:15,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 171 [2022-12-13 18:51:15,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:51:15,646 INFO L225 Difference]: With dead ends: 54881 [2022-12-13 18:51:15,646 INFO L226 Difference]: Without dead ends: 26623 [2022-12-13 18:51:15,709 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:51:15,709 INFO L413 NwaCegarLoop]: 4366 mSDtfsCounter, 5285 mSDsluCounter, 4998 mSDsCounter, 0 mSdLazyCounter, 6173 mSolverCounterSat, 2253 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6172 SdHoareTripleChecker+Valid, 9364 SdHoareTripleChecker+Invalid, 8428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2253 IncrementalHoareTripleChecker+Valid, 6173 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.6s IncrementalHoareTripleChecker+Time [2022-12-13 18:51:15,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6172 Valid, 9364 Invalid, 8428 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2253 Valid, 6173 Invalid, 2 Unknown, 0 Unchecked, 42.6s Time] [2022-12-13 18:51:15,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26623 states. [2022-12-13 18:51:16,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26623 to 24456. [2022-12-13 18:51:16,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24456 states, 16521 states have (on average 1.2925367713818776) internal successors, (21354), 16992 states have internal predecessors, (21354), 6605 states have call successors, (6605), 1294 states have call predecessors, (6605), 1327 states have return successors, (6823), 6520 states have call predecessors, (6823), 6602 states have call successors, (6823) [2022-12-13 18:51:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24456 states to 24456 states and 34782 transitions. [2022-12-13 18:51:16,547 INFO L78 Accepts]: Start accepts. Automaton has 24456 states and 34782 transitions. Word has length 171 [2022-12-13 18:51:16,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:51:16,548 INFO L495 AbstractCegarLoop]: Abstraction has 24456 states and 34782 transitions. [2022-12-13 18:51:16,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-12-13 18:51:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24456 states and 34782 transitions. [2022-12-13 18:51:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-13 18:51:16,549 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:51:16,549 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:51:16,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 18:51:16,550 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:51:16,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:51:16,550 INFO L85 PathProgramCache]: Analyzing trace with hash -318927134, now seen corresponding path program 1 times [2022-12-13 18:51:16,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:51:16,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364949255] [2022-12-13 18:51:16,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:51:16,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:51:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:51:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:51:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:51:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:51:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:51:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:51:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:51:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:51:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:51:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:51:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:51:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:51:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:51:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:51:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 18:51:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 18:51:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 18:51:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-12-13 18:51:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:51:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-12-13 18:51:17,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:51:17,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364949255] [2022-12-13 18:51:17,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364949255] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:51:17,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:51:17,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:51:17,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288877836] [2022-12-13 18:51:17,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:51:17,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:51:17,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:51:17,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:51:17,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:51:17,350 INFO L87 Difference]: Start difference. First operand 24456 states and 34782 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 18:51:19,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:51:21,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:52:05,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:52:05,131 INFO L93 Difference]: Finished difference Result 68681 states and 98576 transitions. [2022-12-13 18:52:05,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:52:05,132 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 175 [2022-12-13 18:52:05,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:52:05,257 INFO L225 Difference]: With dead ends: 68681 [2022-12-13 18:52:05,257 INFO L226 Difference]: Without dead ends: 44254 [2022-12-13 18:52:05,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:52:05,312 INFO L413 NwaCegarLoop]: 4417 mSDtfsCounter, 7727 mSDsluCounter, 4999 mSDsCounter, 0 mSdLazyCounter, 6345 mSolverCounterSat, 3648 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8855 SdHoareTripleChecker+Valid, 9416 SdHoareTripleChecker+Invalid, 9995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3648 IncrementalHoareTripleChecker+Valid, 6345 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.7s IncrementalHoareTripleChecker+Time [2022-12-13 18:52:05,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8855 Valid, 9416 Invalid, 9995 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3648 Valid, 6345 Invalid, 2 Unknown, 0 Unchecked, 45.7s Time] [2022-12-13 18:52:05,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44254 states. [2022-12-13 18:52:06,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44254 to 40462. [2022-12-13 18:52:06,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40462 states, 27229 states have (on average 1.287267251827096) internal successors, (35051), 28016 states have internal predecessors, (35051), 11099 states have call successors, (11099), 2084 states have call predecessors, (11099), 2131 states have return successors, (11475), 10928 states have call predecessors, (11475), 11096 states have call successors, (11475) [2022-12-13 18:52:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40462 states to 40462 states and 57625 transitions. [2022-12-13 18:52:06,746 INFO L78 Accepts]: Start accepts. Automaton has 40462 states and 57625 transitions. Word has length 175 [2022-12-13 18:52:06,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:52:06,746 INFO L495 AbstractCegarLoop]: Abstraction has 40462 states and 57625 transitions. [2022-12-13 18:52:06,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 18:52:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 40462 states and 57625 transitions. [2022-12-13 18:52:06,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-13 18:52:06,748 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:52:06,748 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:52:06,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 18:52:06,749 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:52:06,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:52:06,749 INFO L85 PathProgramCache]: Analyzing trace with hash -298781749, now seen corresponding path program 1 times [2022-12-13 18:52:06,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:52:06,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935503107] [2022-12-13 18:52:06,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:52:06,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:52:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:52:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:52:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:52:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:52:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:52:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:52:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:52:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:52:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:52:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:52:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:52:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:52:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:52:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 18:52:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:52:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 18:52:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 18:52:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:52:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 18:52:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 18:52:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 18:52:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:52:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2022-12-13 18:52:07,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:52:07,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935503107] [2022-12-13 18:52:07,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935503107] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:52:07,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:52:07,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:52:07,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135353397] [2022-12-13 18:52:07,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:52:07,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:52:07,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:52:07,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:52:07,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:52:07,485 INFO L87 Difference]: Start difference. First operand 40462 states and 57625 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-13 18:52:09,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:52:11,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:52:58,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:52:58,045 INFO L93 Difference]: Finished difference Result 127999 states and 183964 transitions. [2022-12-13 18:52:58,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:52:58,046 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 210 [2022-12-13 18:52:58,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:52:58,381 INFO L225 Difference]: With dead ends: 127999 [2022-12-13 18:52:58,381 INFO L226 Difference]: Without dead ends: 87612 [2022-12-13 18:52:58,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:52:58,556 INFO L413 NwaCegarLoop]: 4499 mSDtfsCounter, 7797 mSDsluCounter, 5096 mSDsCounter, 0 mSdLazyCounter, 6312 mSolverCounterSat, 3683 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8927 SdHoareTripleChecker+Valid, 9595 SdHoareTripleChecker+Invalid, 9997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3683 IncrementalHoareTripleChecker+Valid, 6312 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.9s IncrementalHoareTripleChecker+Time [2022-12-13 18:52:58,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8927 Valid, 9595 Invalid, 9997 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3683 Valid, 6312 Invalid, 2 Unknown, 0 Unchecked, 46.9s Time] [2022-12-13 18:52:58,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87612 states. [2022-12-13 18:53:01,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87612 to 80099. [2022-12-13 18:53:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80099 states, 53911 states have (on average 1.2883085084676598) internal successors, (69454), 55443 states have internal predecessors, (69454), 21972 states have call successors, (21972), 4118 states have call predecessors, (21972), 4213 states have return successors, (22715), 21671 states have call predecessors, (22715), 21969 states have call successors, (22715) [2022-12-13 18:53:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80099 states to 80099 states and 114141 transitions. [2022-12-13 18:53:01,947 INFO L78 Accepts]: Start accepts. Automaton has 80099 states and 114141 transitions. Word has length 210 [2022-12-13 18:53:01,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:01,948 INFO L495 AbstractCegarLoop]: Abstraction has 80099 states and 114141 transitions. [2022-12-13 18:53:01,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-13 18:53:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 80099 states and 114141 transitions. [2022-12-13 18:53:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-13 18:53:01,949 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:01,950 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:01,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 18:53:01,950 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:53:01,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:01,950 INFO L85 PathProgramCache]: Analyzing trace with hash 123920077, now seen corresponding path program 1 times [2022-12-13 18:53:01,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:01,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733436378] [2022-12-13 18:53:01,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:01,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:53:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:53:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:53:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:53:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:53:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:53:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:53:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:53:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:53:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:53:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:53:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:53:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:53:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 18:53:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:53:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 18:53:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 18:53:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:53:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 18:53:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 18:53:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 18:53:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:03,290 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2022-12-13 18:53:03,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:03,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733436378] [2022-12-13 18:53:03,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733436378] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:03,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:03,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 18:53:03,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081087311] [2022-12-13 18:53:03,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:03,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 18:53:03,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:03,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 18:53:03,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 18:53:03,293 INFO L87 Difference]: Start difference. First operand 80099 states and 114141 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 18:53:05,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:54:26,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:54:26,557 INFO L93 Difference]: Finished difference Result 160217 states and 230835 transitions. [2022-12-13 18:54:26,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 18:54:26,558 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 210 [2022-12-13 18:54:26,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:54:27,242 INFO L225 Difference]: With dead ends: 160217 [2022-12-13 18:54:27,242 INFO L226 Difference]: Without dead ends: 160215 [2022-12-13 18:54:27,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-12-13 18:54:27,338 INFO L413 NwaCegarLoop]: 4264 mSDtfsCounter, 7462 mSDsluCounter, 10889 mSDsCounter, 0 mSdLazyCounter, 12316 mSolverCounterSat, 3468 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8466 SdHoareTripleChecker+Valid, 15153 SdHoareTripleChecker+Invalid, 15785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3468 IncrementalHoareTripleChecker+Valid, 12316 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:54:27,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8466 Valid, 15153 Invalid, 15785 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3468 Valid, 12316 Invalid, 1 Unknown, 0 Unchecked, 76.0s Time] [2022-12-13 18:54:27,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160215 states. [2022-12-13 18:54:32,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160215 to 146585. [2022-12-13 18:54:32,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146585 states, 98916 states have (on average 1.2873347082372923) internal successors, (127338), 101926 states have internal predecessors, (127338), 39731 states have call successors, (39731), 7997 states have call predecessors, (39731), 7935 states have return successors, (41323), 38595 states have call predecessors, (41323), 39725 states have call successors, (41323) [2022-12-13 18:54:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146585 states to 146585 states and 208392 transitions. [2022-12-13 18:54:33,071 INFO L78 Accepts]: Start accepts. Automaton has 146585 states and 208392 transitions. Word has length 210 [2022-12-13 18:54:33,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:54:33,072 INFO L495 AbstractCegarLoop]: Abstraction has 146585 states and 208392 transitions. [2022-12-13 18:54:33,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 18:54:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 146585 states and 208392 transitions. [2022-12-13 18:54:33,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-13 18:54:33,073 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:54:33,074 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:54:33,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 18:54:33,074 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:54:33,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:54:33,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1302192623, now seen corresponding path program 1 times [2022-12-13 18:54:33,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:54:33,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195174808] [2022-12-13 18:54:33,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:54:33,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:54:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:54:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:54:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:54:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:54:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:54:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:54:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:54:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:54:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:54:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:54:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:54:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:54:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:54:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 18:54:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:54:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 18:54:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 18:54:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:54:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 18:54:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 18:54:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 18:54:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 18:54:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:54:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2022-12-13 18:54:34,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:54:34,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195174808] [2022-12-13 18:54:34,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195174808] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:54:34,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:54:34,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 18:54:34,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005670259] [2022-12-13 18:54:34,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:54:34,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 18:54:34,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:54:34,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 18:54:34,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 18:54:34,398 INFO L87 Difference]: Start difference. First operand 146585 states and 208392 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 18:54:36,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:55:26,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:55:26,780 INFO L93 Difference]: Finished difference Result 160159 states and 230779 transitions. [2022-12-13 18:55:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:55:26,781 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 215 [2022-12-13 18:55:26,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:55:27,281 INFO L225 Difference]: With dead ends: 160159 [2022-12-13 18:55:27,281 INFO L226 Difference]: Without dead ends: 160157 [2022-12-13 18:55:27,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 18:55:27,334 INFO L413 NwaCegarLoop]: 3715 mSDtfsCounter, 5881 mSDsluCounter, 8091 mSDsCounter, 0 mSdLazyCounter, 7424 mSolverCounterSat, 2867 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6468 SdHoareTripleChecker+Valid, 11806 SdHoareTripleChecker+Invalid, 10292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2867 IncrementalHoareTripleChecker+Valid, 7424 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.9s IncrementalHoareTripleChecker+Time [2022-12-13 18:55:27,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6468 Valid, 11806 Invalid, 10292 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2867 Valid, 7424 Invalid, 1 Unknown, 0 Unchecked, 45.9s Time] [2022-12-13 18:55:27,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160157 states. [2022-12-13 18:55:32,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160157 to 146593. [2022-12-13 18:55:33,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146593 states, 98922 states have (on average 1.2873172802814339) internal successors, (127344), 101932 states have internal predecessors, (127344), 39731 states have call successors, (39731), 7999 states have call predecessors, (39731), 7937 states have return successors, (41323), 38595 states have call predecessors, (41323), 39725 states have call successors, (41323) [2022-12-13 18:55:33,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146593 states to 146593 states and 208398 transitions. [2022-12-13 18:55:33,609 INFO L78 Accepts]: Start accepts. Automaton has 146593 states and 208398 transitions. Word has length 215 [2022-12-13 18:55:33,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:55:33,610 INFO L495 AbstractCegarLoop]: Abstraction has 146593 states and 208398 transitions. [2022-12-13 18:55:33,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 18:55:33,610 INFO L276 IsEmpty]: Start isEmpty. Operand 146593 states and 208398 transitions. [2022-12-13 18:55:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-13 18:55:33,612 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:55:33,612 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:55:33,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 18:55:33,612 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:55:33,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:55:33,613 INFO L85 PathProgramCache]: Analyzing trace with hash 216964045, now seen corresponding path program 1 times [2022-12-13 18:55:33,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:55:33,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345492386] [2022-12-13 18:55:33,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:55:33,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:55:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:55:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:55:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:55:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:55:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:55:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:55:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:55:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:55:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:55:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:55:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:55:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:55:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:55:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 18:55:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:55:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 18:55:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 18:55:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:55:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 18:55:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 18:55:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 18:55:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 18:55:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-12-13 18:55:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:55:34,835 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 790 trivial. 0 not checked. [2022-12-13 18:55:34,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:55:34,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345492386] [2022-12-13 18:55:34,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345492386] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:55:34,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:55:34,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 18:55:34,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485718129] [2022-12-13 18:55:34,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:55:34,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 18:55:34,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:55:34,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 18:55:34,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 18:55:34,837 INFO L87 Difference]: Start difference. First operand 146593 states and 208398 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 18:55:36,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:56:24,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:56:27,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:56:27,189 INFO L93 Difference]: Finished difference Result 160167 states and 230785 transitions. [2022-12-13 18:56:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:56:27,190 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 220 [2022-12-13 18:56:27,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:56:27,696 INFO L225 Difference]: With dead ends: 160167 [2022-12-13 18:56:27,696 INFO L226 Difference]: Without dead ends: 160165 [2022-12-13 18:56:27,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 18:56:27,754 INFO L413 NwaCegarLoop]: 3748 mSDtfsCounter, 5851 mSDsluCounter, 8157 mSDsCounter, 0 mSdLazyCounter, 7424 mSolverCounterSat, 2860 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6438 SdHoareTripleChecker+Valid, 11905 SdHoareTripleChecker+Invalid, 10285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2860 IncrementalHoareTripleChecker+Valid, 7424 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.9s IncrementalHoareTripleChecker+Time [2022-12-13 18:56:27,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6438 Valid, 11905 Invalid, 10285 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2860 Valid, 7424 Invalid, 1 Unknown, 0 Unchecked, 44.9s Time] [2022-12-13 18:56:27,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160165 states. [2022-12-13 18:56:33,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160165 to 146601. [2022-12-13 18:56:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146601 states, 98928 states have (on average 1.2872998544395924) internal successors, (127350), 101938 states have internal predecessors, (127350), 39731 states have call successors, (39731), 8001 states have call predecessors, (39731), 7939 states have return successors, (41323), 38595 states have call predecessors, (41323), 39725 states have call successors, (41323) [2022-12-13 18:56:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146601 states to 146601 states and 208404 transitions. [2022-12-13 18:56:34,573 INFO L78 Accepts]: Start accepts. Automaton has 146601 states and 208404 transitions. Word has length 220 [2022-12-13 18:56:34,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:56:34,574 INFO L495 AbstractCegarLoop]: Abstraction has 146601 states and 208404 transitions. [2022-12-13 18:56:34,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 18:56:34,574 INFO L276 IsEmpty]: Start isEmpty. Operand 146601 states and 208404 transitions. [2022-12-13 18:56:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-12-13 18:56:34,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:56:34,576 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:56:34,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 18:56:34,577 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:56:34,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:56:34,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1961200529, now seen corresponding path program 1 times [2022-12-13 18:56:34,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:56:34,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133530889] [2022-12-13 18:56:34,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:56:34,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:56:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:56:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:56:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:56:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:56:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:56:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:56:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:56:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:56:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:56:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:56:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:56:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:56:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:56:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 18:56:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:56:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 18:56:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 18:56:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:56:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 18:56:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 18:56:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 18:56:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 18:56:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-12-13 18:56:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 18:56:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:56:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2022-12-13 18:56:35,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:56:35,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133530889] [2022-12-13 18:56:35,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133530889] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:56:35,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:56:35,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 18:56:35,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141625235] [2022-12-13 18:56:35,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:56:35,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 18:56:35,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:56:35,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 18:56:35,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 18:56:35,722 INFO L87 Difference]: Start difference. First operand 146601 states and 208404 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 18:56:37,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:57:24,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:57:26,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:57:28,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:57:28,501 INFO L93 Difference]: Finished difference Result 160175 states and 230791 transitions. [2022-12-13 18:57:28,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:57:28,502 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 225 [2022-12-13 18:57:28,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:57:29,006 INFO L225 Difference]: With dead ends: 160175 [2022-12-13 18:57:29,006 INFO L226 Difference]: Without dead ends: 160173 [2022-12-13 18:57:29,062 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 18:57:29,063 INFO L413 NwaCegarLoop]: 3720 mSDtfsCounter, 5875 mSDsluCounter, 8098 mSDsCounter, 0 mSdLazyCounter, 7424 mSolverCounterSat, 2861 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6465 SdHoareTripleChecker+Valid, 11818 SdHoareTripleChecker+Invalid, 10286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2861 IncrementalHoareTripleChecker+Valid, 7424 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.8s IncrementalHoareTripleChecker+Time [2022-12-13 18:57:29,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6465 Valid, 11818 Invalid, 10286 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2861 Valid, 7424 Invalid, 1 Unknown, 0 Unchecked, 44.8s Time] [2022-12-13 18:57:29,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160173 states. [2022-12-13 18:57:36,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160173 to 146609. [2022-12-13 18:57:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146609 states, 98934 states have (on average 1.2872824307113833) internal successors, (127356), 101944 states have internal predecessors, (127356), 39731 states have call successors, (39731), 8003 states have call predecessors, (39731), 7941 states have return successors, (41323), 38595 states have call predecessors, (41323), 39725 states have call successors, (41323) [2022-12-13 18:57:37,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146609 states to 146609 states and 208410 transitions. [2022-12-13 18:57:37,023 INFO L78 Accepts]: Start accepts. Automaton has 146609 states and 208410 transitions. Word has length 225 [2022-12-13 18:57:37,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:57:37,024 INFO L495 AbstractCegarLoop]: Abstraction has 146609 states and 208410 transitions. [2022-12-13 18:57:37,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 18:57:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 146609 states and 208410 transitions. [2022-12-13 18:57:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-12-13 18:57:37,026 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:57:37,026 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:57:37,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 18:57:37,027 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:57:37,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:57:37,027 INFO L85 PathProgramCache]: Analyzing trace with hash -618411827, now seen corresponding path program 1 times [2022-12-13 18:57:37,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:57:37,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28084634] [2022-12-13 18:57:37,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:57:37,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:57:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 18:57:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 18:57:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:57:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 18:57:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 18:57:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 18:57:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:57:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 18:57:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 18:57:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 18:57:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 18:57:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 18:57:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 18:57:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 18:57:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 18:57:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 18:57:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 18:57:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:57:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 18:57:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 18:57:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 18:57:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 18:57:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-12-13 18:57:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 18:57:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 18:57:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:57:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2022-12-13 18:57:38,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:57:38,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28084634] [2022-12-13 18:57:38,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28084634] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:57:38,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:57:38,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 18:57:38,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979094038] [2022-12-13 18:57:38,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:57:38,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 18:57:38,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:57:38,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 18:57:38,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 18:57:38,180 INFO L87 Difference]: Start difference. First operand 146609 states and 208410 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 18:57:40,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []