./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6757464a5622bb83d03b39d9677b81f434099fef913b81074103632b3c898f25 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 15:49:32,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:49:32,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:49:32,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:49:32,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:49:32,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:49:32,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:49:32,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:49:32,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:49:32,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:49:32,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:49:32,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:49:32,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:49:32,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:49:32,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:49:32,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:49:32,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:49:32,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:49:32,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:49:32,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:49:32,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:49:32,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:49:32,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:49:32,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:49:32,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:49:32,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:49:32,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:49:32,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:49:32,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:49:32,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:49:32,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:49:32,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:49:32,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:49:32,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:49:32,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:49:32,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:49:32,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:49:32,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:49:32,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:49:32,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:49:32,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:49:32,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 15:49:32,942 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:49:32,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:49:32,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:49:32,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:49:32,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:49:32,949 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:49:32,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:49:32,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:49:32,950 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:49:32,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:49:32,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:49:32,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:49:32,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:49:32,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:49:32,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:49:32,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:49:32,953 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:49:32,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:49:32,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:49:32,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:49:32,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:49:32,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:49:32,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:49:32,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:49:32,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:49:32,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:49:32,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:49:32,956 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:49:32,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:49:32,957 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:49:32,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:49:32,957 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6757464a5622bb83d03b39d9677b81f434099fef913b81074103632b3c898f25 [2022-11-25 15:49:33,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:49:33,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:49:33,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:49:33,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:49:33,307 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:49:33,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i [2022-11-25 15:49:36,385 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:49:37,201 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:49:37,202 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i [2022-11-25 15:49:37,269 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/data/cf3299eae/de9ccbcaec4b4b02b9026d079c3c708d/FLAGc37d77e5b [2022-11-25 15:49:37,288 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/data/cf3299eae/de9ccbcaec4b4b02b9026d079c3c708d [2022-11-25 15:49:37,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:49:37,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:49:37,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:49:37,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:49:37,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:49:37,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:49:37" (1/1) ... [2022-11-25 15:49:37,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e7b807 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:37, skipping insertion in model container [2022-11-25 15:49:37,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:49:37" (1/1) ... [2022-11-25 15:49:37,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:49:37,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:49:38,661 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:49:38,713 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 15:49:38,729 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 15:49:38,745 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:49:38,808 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:49:38,993 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:49:38,999 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:49:39,000 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:49:39,019 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:49:39,035 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:49:39,054 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:49:39,069 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 15:49:39,115 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 15:49:39,130 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:39,133 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 15:49:39,151 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 15:49:39,254 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:39,266 WARN L623 FunctionHandler]: Unknown extern function ___pskb_trim [2022-11-25 15:49:39,300 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 15:49:39,372 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 15:49:39,373 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:39,452 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 15:49:39,453 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 15:49:39,470 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:39,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:49:39,523 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 15:49:39,528 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 15:49:39,626 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-11-25 15:49:39,633 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-11-25 15:49:39,639 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 15:49:39,690 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 15:49:39,769 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 15:49:39,800 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 15:49:40,013 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 15:49:40,027 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:40,028 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:40,072 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:49:40,073 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:40,076 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:49:40,088 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:40,098 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 15:49:40,099 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 15:49:40,150 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,168 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,178 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,207 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 15:49:40,209 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:40,234 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,250 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:40,268 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,269 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:49:40,270 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:49:40,305 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-11-25 15:49:40,330 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:40,338 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,350 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,423 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,463 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,464 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,466 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 15:49:40,490 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,493 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,495 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:49:40,495 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 15:49:40,498 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,499 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 15:49:40,509 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 15:49:40,510 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,517 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 15:49:40,519 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 15:49:40,556 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-11-25 15:49:40,558 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 15:49:40,561 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,609 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,611 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,614 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:40,614 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:49:40,629 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:40,637 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:40,638 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:49:40,639 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 15:49:40,641 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,642 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:40,644 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,647 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,652 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,653 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 15:49:40,654 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 15:49:40,655 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:40,655 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 15:49:40,656 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 15:49:40,663 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 15:49:40,664 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 15:49:40,664 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:49:40,664 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,666 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:49:40,669 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:49:40,691 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:49:40,691 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:40,692 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:40,695 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:40,696 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 15:49:40,697 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:40,697 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:49:40,698 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,699 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 15:49:40,700 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,701 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 15:49:40,702 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 15:49:40,703 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,704 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,708 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:40,708 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:49:40,711 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:49:40,712 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:49:40,712 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:49:40,715 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,716 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:49:40,718 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 15:49:40,718 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:49:40,719 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:40,726 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 15:49:40,726 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:49:40,727 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:40,736 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:49:40,737 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:40,744 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:49:40,744 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,745 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:49:40,752 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:40,753 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:49:41,174 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,178 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,184 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 15:49:41,186 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 15:49:41,194 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:49:41,195 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:49:41,214 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:49:41,216 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 15:49:41,226 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:49:41,228 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:49:41,234 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:49:41,241 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:49:41,243 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 15:49:41,243 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:49:41,244 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_trylock [2022-11-25 15:49:41,245 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 15:49:41,248 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 15:49:41,248 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 15:49:41,249 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:49:41,255 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:49:41,255 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:49:41,256 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 15:49:41,256 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 15:49:41,317 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,320 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,324 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 15:49:41,329 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:49:41,337 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:49:41,353 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,354 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:41,354 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:41,356 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,365 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,367 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,368 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:41,369 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:41,372 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:41,373 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:41,375 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,376 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,377 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:41,406 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:41,441 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:41,483 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:41,485 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:41,493 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:41,499 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:41,500 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:41,501 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:41,501 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:41,519 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 15:49:41,530 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 15:49:41,549 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:41,550 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:41,551 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:41,552 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:41,553 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:41,555 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 15:49:41,556 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 15:49:41,625 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 15:49:41,626 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 15:49:41,637 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 15:49:42,500 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463113,463126] [2022-11-25 15:49:42,505 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463282,463295] [2022-11-25 15:49:42,512 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463449,463462] [2022-11-25 15:49:42,516 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463617,463630] [2022-11-25 15:49:42,519 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:42,520 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:42,523 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:42,547 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:42,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:49:42,618 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:49:42,759 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:49:42,760 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 15:49:42,761 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 15:49:42,761 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:49:42,762 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:49:42,768 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:49:42,770 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:49:42,770 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:49:42,771 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:49:42,772 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:49:42,774 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:49:42,774 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 15:49:42,777 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 15:49:42,778 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:42,778 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 15:49:42,780 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 15:49:42,784 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:42,785 WARN L623 FunctionHandler]: Unknown extern function ___pskb_trim [2022-11-25 15:49:42,786 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 15:49:42,788 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 15:49:42,788 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:42,790 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 15:49:42,790 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 15:49:42,791 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:42,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:49:42,793 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 15:49:42,793 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 15:49:42,794 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-11-25 15:49:42,797 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-11-25 15:49:42,799 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 15:49:42,800 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 15:49:42,803 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 15:49:42,804 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 15:49:42,808 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 15:49:42,810 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:42,810 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:42,812 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:49:42,813 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:42,814 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:49:42,816 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:42,817 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 15:49:42,817 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 15:49:42,821 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:42,823 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:42,826 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:42,829 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 15:49:42,830 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:42,834 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:42,836 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:42,839 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,840 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:49:42,841 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:49:42,847 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-11-25 15:49:42,850 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:42,852 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,857 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,872 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,880 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,881 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,882 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 15:49:42,886 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,887 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,888 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:49:42,889 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 15:49:42,973 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:42,974 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 15:49:42,976 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 15:49:42,977 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,978 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 15:49:42,978 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 15:49:42,982 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-11-25 15:49:42,984 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 15:49:42,986 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:42,998 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:42,999 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,001 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,001 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:49:43,003 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:43,005 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:49:43,005 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:49:43,005 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 15:49:43,007 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,007 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,008 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,009 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,011 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,011 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 15:49:43,012 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 15:49:43,013 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:43,013 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 15:49:43,013 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 15:49:43,014 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 15:49:43,014 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 15:49:43,015 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:49:43,015 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,015 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:49:43,016 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:49:43,019 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:49:43,019 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:43,020 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:43,020 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:43,020 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 15:49:43,021 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 15:49:43,021 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:49:43,021 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,025 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 15:49:43,026 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,027 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 15:49:43,027 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 15:49:43,028 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,028 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,029 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,030 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:49:43,030 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:49:43,031 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:49:43,031 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:49:43,031 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,032 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:49:43,032 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 15:49:43,032 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:49:43,033 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:43,034 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 15:49:43,034 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:49:43,034 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:43,035 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:49:43,035 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:49:43,036 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:49:43,036 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,036 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:49:43,037 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,038 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:49:43,044 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,044 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,044 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,045 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,045 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,045 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,045 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,046 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,046 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,046 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,046 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,046 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,047 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,047 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,049 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 15:49:43,051 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 15:49:43,053 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:49:43,053 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:49:43,060 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:49:43,061 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 15:49:43,069 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:49:43,070 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:49:43,074 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:49:43,074 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:49:43,075 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 15:49:43,075 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:49:43,075 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_trylock [2022-11-25 15:49:43,076 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 15:49:43,077 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 15:49:43,077 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 15:49:43,078 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:49:43,078 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:49:43,078 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:49:43,079 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 15:49:43,079 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 15:49:43,082 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,084 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,086 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 15:49:43,087 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:49:43,088 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:49:43,095 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,095 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,096 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,100 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,101 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,102 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,102 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,103 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,104 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 15:49:43,104 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,109 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,109 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,110 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:49:43,112 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,114 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:49:43,124 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:43,125 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:43,128 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:49:43,128 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:43,129 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:43,129 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:43,129 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:49:43,131 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 15:49:43,133 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 15:49:43,137 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:43,138 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:43,138 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:43,139 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:43,140 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:49:43,141 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 15:49:43,141 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 15:49:43,147 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 15:49:43,147 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 15:49:43,148 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 15:49:43,173 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463113,463126] [2022-11-25 15:49:43,173 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463282,463295] [2022-11-25 15:49:43,174 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463449,463462] [2022-11-25 15:49:43,174 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_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[463617,463630] [2022-11-25 15:49:43,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,179 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,180 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,183 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:49:43,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:49:43,546 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:49:43,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43 WrapperNode [2022-11-25 15:49:43,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:49:43,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:49:43,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:49:43,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:49:43,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:43,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,006 INFO L138 Inliner]: procedures = 625, calls = 3468, calls flagged for inlining = 312, calls inlined = 276, statements flattened = 7975 [2022-11-25 15:49:44,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:49:44,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:49:44,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:49:44,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:49:44,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,391 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:49:44,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:49:44,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:49:44,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:49:44,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (1/1) ... [2022-11-25 15:49:44,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:49:44,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:49:44,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:49:44,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34b721-754e-4f0b-afd7-2eccc3d35f4b/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:49:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 15:49:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 15:49:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 15:49:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 15:49:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2022-11-25 15:49:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2022-11-25 15:49:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 15:49:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 15:49:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2022-11-25 15:49:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2022-11-25 15:49:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-25 15:49:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-25 15:49:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 15:49:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 15:49:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_89 [2022-11-25 15:49:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_89 [2022-11-25 15:49:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 15:49:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 15:49:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2022-11-25 15:49:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2022-11-25 15:49:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-25 15:49:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-25 15:49:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_78 [2022-11-25 15:49:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_78 [2022-11-25 15:49:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 15:49:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 15:49:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-25 15:49:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-25 15:49:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 15:49:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 15:49:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 15:49:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 15:49:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 15:49:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 15:49:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2022-11-25 15:49:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2022-11-25 15:49:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_resume [2022-11-25 15:49:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_resume [2022-11-25 15:49:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2022-11-25 15:49:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2022-11-25 15:49:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_close [2022-11-25 15:49:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_close [2022-11-25 15:49:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 15:49:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 15:49:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 15:49:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 15:49:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2022-11-25 15:49:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2022-11-25 15:49:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 15:49:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 15:49:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-25 15:49:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-25 15:49:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 15:49:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 15:49:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 15:49:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 15:49:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 15:49:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 15:49:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2022-11-25 15:49:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2022-11-25 15:49:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 15:49:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 15:49:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-25 15:49:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-25 15:49:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:49:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-25 15:49:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-25 15:49:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2022-11-25 15:49:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2022-11-25 15:49:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 15:49:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 15:49:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2022-11-25 15:49:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2022-11-25 15:49:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-25 15:49:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-25 15:49:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 15:49:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 15:49:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 15:49:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 15:49:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 15:49:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2022-11-25 15:49:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2022-11-25 15:49:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 15:49:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 15:49:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 15:49:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 15:49:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2022-11-25 15:49:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2022-11-25 15:49:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 15:49:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 15:49:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 15:49:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:49:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 15:49:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 15:49:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 15:49:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 15:49:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-25 15:49:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-25 15:49:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-25 15:49:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-25 15:49:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 15:49:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 15:49:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-11-25 15:49:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-11-25 15:49:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 15:49:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 15:49:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2022-11-25 15:49:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2022-11-25 15:49:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 15:49:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 15:49:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 15:49:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 15:49:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2022-11-25 15:49:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2022-11-25 15:49:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 15:49:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 15:49:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:49:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2022-11-25 15:49:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2022-11-25 15:49:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 15:49:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 15:49:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 15:49:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 15:49:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 15:49:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 15:49:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 15:49:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-25 15:49:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-25 15:49:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-25 15:49:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-25 15:49:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2022-11-25 15:49:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2022-11-25 15:49:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2022-11-25 15:49:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2022-11-25 15:49:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-25 15:49:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-25 15:49:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1e_driver_exit_14_2 [2022-11-25 15:49:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1e_driver_exit_14_2 [2022-11-25 15:49:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 15:49:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 15:49:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-25 15:49:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-25 15:49:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 15:49:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 15:49:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 15:49:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 15:49:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2022-11-25 15:49:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2022-11-25 15:49:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-25 15:49:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-25 15:49:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 15:49:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 15:49:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 15:49:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 15:49:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2022-11-25 15:49:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2022-11-25 15:49:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-25 15:49:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-25 15:49:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-25 15:49:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-25 15:49:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:49:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:49:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-25 15:49:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-25 15:49:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 15:49:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 15:49:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 15:49:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 15:49:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 15:49:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 15:49:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 15:49:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 15:49:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 15:49:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 15:49:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 15:49:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 15:49:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-25 15:49:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-25 15:49:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-25 15:49:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-25 15:49:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-25 15:49:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-25 15:49:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2022-11-25 15:49:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2022-11-25 15:49:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1e_adapter [2022-11-25 15:49:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1e_adapter [2022-11-25 15:49:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 15:49:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 15:49:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-25 15:49:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-25 15:49:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-25 15:49:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-25 15:49:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1e_adapter [2022-11-25 15:49:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1e_adapter [2022-11-25 15:49:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 15:49:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 15:49:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 15:49:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 15:49:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2022-11-25 15:49:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2022-11-25 15:49:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 15:49:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 15:49:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-25 15:49:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-25 15:49:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:49:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 15:49:44,578 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 15:49:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-25 15:49:44,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-25 15:49:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 15:49:44,578 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 15:49:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2022-11-25 15:49:44,578 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2022-11-25 15:49:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:49:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2022-11-25 15:49:44,579 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2022-11-25 15:49:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2022-11-25 15:49:44,579 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2022-11-25 15:49:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-25 15:49:44,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-25 15:49:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2022-11-25 15:49:44,579 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2022-11-25 15:49:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:49:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2022-11-25 15:49:44,580 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2022-11-25 15:49:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-25 15:49:44,580 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-25 15:49:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 15:49:44,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 15:49:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 15:49:44,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 15:49:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 15:49:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 15:49:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 15:49:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 15:49:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 15:49:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 15:49:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2022-11-25 15:49:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2022-11-25 15:49:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2022-11-25 15:49:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2022-11-25 15:49:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2022-11-25 15:49:44,582 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2022-11-25 15:49:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2022-11-25 15:49:44,582 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2022-11-25 15:49:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 15:49:44,582 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 15:49:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-25 15:49:44,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-25 15:49:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_open [2022-11-25 15:49:44,582 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_open [2022-11-25 15:49:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 15:49:44,583 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 15:49:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-25 15:49:44,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-25 15:49:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2022-11-25 15:49:44,583 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2022-11-25 15:49:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 15:49:44,583 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 15:49:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:49:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2022-11-25 15:49:44,583 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2022-11-25 15:49:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 15:49:44,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 15:49:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2022-11-25 15:49:44,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2022-11-25 15:49:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2022-11-25 15:49:44,584 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2022-11-25 15:49:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2022-11-25 15:49:44,584 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2022-11-25 15:49:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 15:49:44,585 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 15:49:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-25 15:49:44,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-25 15:49:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_nway_reset [2022-11-25 15:49:44,585 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_nway_reset [2022-11-25 15:49:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-25 15:49:44,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-25 15:49:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2022-11-25 15:49:44,585 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2022-11-25 15:49:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-25 15:49:44,586 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-25 15:49:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 15:49:44,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 15:49:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-25 15:49:44,586 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-25 15:49:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 15:49:44,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 15:49:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2022-11-25 15:49:44,586 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2022-11-25 15:49:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-25 15:49:44,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-25 15:49:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-25 15:49:44,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-25 15:49:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2022-11-25 15:49:44,587 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2022-11-25 15:49:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-25 15:49:44,587 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-25 15:49:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 15:49:44,587 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 15:49:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:49:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-25 15:49:44,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-25 15:49:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 15:49:44,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 15:49:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2022-11-25 15:49:44,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2022-11-25 15:49:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2022-11-25 15:49:44,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2022-11-25 15:49:45,981 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:49:45,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:49:46,355 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 15:49:56,263 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 15:49:56,487 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:49:56,517 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:49:56,517 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 15:49:56,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:56 BoogieIcfgContainer [2022-11-25 15:49:56,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:49:56,527 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:49:56,527 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:49:56,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:49:56,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:49:37" (1/3) ... [2022-11-25 15:49:56,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd46002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:49:56, skipping insertion in model container [2022-11-25 15:49:56,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:49:43" (2/3) ... [2022-11-25 15:49:56,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd46002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:49:56, skipping insertion in model container [2022-11-25 15:49:56,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:49:56" (3/3) ... [2022-11-25 15:49:56,535 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i [2022-11-25 15:49:56,556 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:49:56,556 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 15:49:56,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:49:56,690 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;@59611f9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:49:56,691 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 15:49:56,706 INFO L276 IsEmpty]: Start isEmpty. Operand has 2805 states, 1892 states have (on average 1.2552854122621564) internal successors, (2375), 1920 states have internal predecessors, (2375), 761 states have call successors, (761), 149 states have call predecessors, (761), 148 states have return successors, (755), 753 states have call predecessors, (755), 755 states have call successors, (755) [2022-11-25 15:49:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-11-25 15:49:56,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:56,744 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:49:56,744 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:49:56,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:56,752 INFO L85 PathProgramCache]: Analyzing trace with hash -919998901, now seen corresponding path program 1 times [2022-11-25 15:49:56,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:49:56,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018206540] [2022-11-25 15:49:56,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:56,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:49:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:49:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:49:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:49:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:49:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:49:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:49:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:49:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:49:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:49:57,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:49:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:49:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:49:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:49:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:49:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:49:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:49:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-25 15:49:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-11-25 15:49:58,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:49:58,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018206540] [2022-11-25 15:49:58,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018206540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:58,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:58,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:49:58,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19931726] [2022-11-25 15:49:58,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:58,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:49:58,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:49:58,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:49:58,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:49:58,208 INFO L87 Difference]: Start difference. First operand has 2805 states, 1892 states have (on average 1.2552854122621564) internal successors, (2375), 1920 states have internal predecessors, (2375), 761 states have call successors, (761), 149 states have call predecessors, (761), 148 states have return successors, (755), 753 states have call predecessors, (755), 755 states have call successors, (755) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 15:50:09,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:09,965 INFO L93 Difference]: Finished difference Result 8487 states and 11994 transitions. [2022-11-25 15:50:09,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:09,968 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 181 [2022-11-25 15:50:09,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:10,040 INFO L225 Difference]: With dead ends: 8487 [2022-11-25 15:50:10,041 INFO L226 Difference]: Without dead ends: 5698 [2022-11-25 15:50:10,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:50:10,070 INFO L413 NwaCegarLoop]: 3422 mSDtfsCounter, 4862 mSDsluCounter, 3899 mSDsCounter, 0 mSdLazyCounter, 3891 mSolverCounterSat, 2006 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5564 SdHoareTripleChecker+Valid, 7321 SdHoareTripleChecker+Invalid, 5897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2006 IncrementalHoareTripleChecker+Valid, 3891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:10,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5564 Valid, 7321 Invalid, 5897 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2006 Valid, 3891 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2022-11-25 15:50:10,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5698 states. [2022-11-25 15:50:10,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5698 to 5431. [2022-11-25 15:50:10,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5431 states, 3691 states have (on average 1.249796803034408) internal successors, (4613), 3752 states have internal predecessors, (4613), 1448 states have call successors, (1448), 293 states have call predecessors, (1448), 288 states have return successors, (1451), 1424 states have call predecessors, (1451), 1444 states have call successors, (1451) [2022-11-25 15:50:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 5431 states and 7512 transitions. [2022-11-25 15:50:10,567 INFO L78 Accepts]: Start accepts. Automaton has 5431 states and 7512 transitions. Word has length 181 [2022-11-25 15:50:10,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:10,573 INFO L495 AbstractCegarLoop]: Abstraction has 5431 states and 7512 transitions. [2022-11-25 15:50:10,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 15:50:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 5431 states and 7512 transitions. [2022-11-25 15:50:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-25 15:50:10,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:10,586 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:50:10,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:50:10,587 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:50:10,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:10,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1006719711, now seen corresponding path program 1 times [2022-11-25 15:50:10,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:10,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067680147] [2022-11-25 15:50:10,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:50:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:50:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:50:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:50:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:50:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:50:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:50:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:50:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:50:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:50:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:50:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:50:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:50:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:50:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:50:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:50:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-11-25 15:50:11,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:11,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067680147] [2022-11-25 15:50:11,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067680147] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:11,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:11,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:50:11,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318184417] [2022-11-25 15:50:11,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:11,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:50:11,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:11,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:50:11,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:50:11,488 INFO L87 Difference]: Start difference. First operand 5431 states and 7512 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 15:50:22,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:22,689 INFO L93 Difference]: Finished difference Result 16564 states and 22973 transitions. [2022-11-25 15:50:22,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:22,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 182 [2022-11-25 15:50:22,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:22,765 INFO L225 Difference]: With dead ends: 16564 [2022-11-25 15:50:22,766 INFO L226 Difference]: Without dead ends: 11166 [2022-11-25 15:50:22,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:50:22,791 INFO L413 NwaCegarLoop]: 3407 mSDtfsCounter, 4808 mSDsluCounter, 3914 mSDsCounter, 0 mSdLazyCounter, 3886 mSolverCounterSat, 1937 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5509 SdHoareTripleChecker+Valid, 7321 SdHoareTripleChecker+Invalid, 5823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1937 IncrementalHoareTripleChecker+Valid, 3886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:22,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5509 Valid, 7321 Invalid, 5823 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1937 Valid, 3886 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-11-25 15:50:22,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11166 states. [2022-11-25 15:50:23,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11166 to 10692. [2022-11-25 15:50:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10692 states, 7286 states have (on average 1.25020587427944) internal successors, (9109), 7399 states have internal predecessors, (9109), 2829 states have call successors, (2829), 582 states have call predecessors, (2829), 573 states have return successors, (2839), 2788 states have call predecessors, (2839), 2825 states have call successors, (2839) [2022-11-25 15:50:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10692 states to 10692 states and 14777 transitions. [2022-11-25 15:50:23,423 INFO L78 Accepts]: Start accepts. Automaton has 10692 states and 14777 transitions. Word has length 182 [2022-11-25 15:50:23,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:23,424 INFO L495 AbstractCegarLoop]: Abstraction has 10692 states and 14777 transitions. [2022-11-25 15:50:23,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 15:50:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 10692 states and 14777 transitions. [2022-11-25 15:50:23,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-25 15:50:23,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:23,436 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:50:23,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:50:23,437 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:50:23,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:23,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1496503464, now seen corresponding path program 1 times [2022-11-25 15:50:23,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:23,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048872922] [2022-11-25 15:50:23,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:23,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:50:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:50:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:50:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:50:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:50:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:50:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:50:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:23,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:50:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:50:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:50:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:50:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:50:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:50:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:50:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:50:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 15:50:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 15:50:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 15:50:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:24,164 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-11-25 15:50:24,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:24,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048872922] [2022-11-25 15:50:24,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048872922] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:24,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:24,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:50:24,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682677953] [2022-11-25 15:50:24,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:24,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:50:24,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:24,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:50:24,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:50:24,173 INFO L87 Difference]: Start difference. First operand 10692 states and 14777 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:50:34,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:34,540 INFO L93 Difference]: Finished difference Result 32788 states and 45497 transitions. [2022-11-25 15:50:34,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:34,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 196 [2022-11-25 15:50:34,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:34,685 INFO L225 Difference]: With dead ends: 32788 [2022-11-25 15:50:34,686 INFO L226 Difference]: Without dead ends: 22129 [2022-11-25 15:50:34,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:50:34,744 INFO L413 NwaCegarLoop]: 3691 mSDtfsCounter, 4831 mSDsluCounter, 4106 mSDsCounter, 0 mSdLazyCounter, 3911 mSolverCounterSat, 1941 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5528 SdHoareTripleChecker+Valid, 7797 SdHoareTripleChecker+Invalid, 5852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1941 IncrementalHoareTripleChecker+Valid, 3911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:34,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5528 Valid, 7797 Invalid, 5852 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1941 Valid, 3911 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2022-11-25 15:50:34,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22129 states. [2022-11-25 15:50:35,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22129 to 21178. [2022-11-25 15:50:36,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21178 states, 14446 states have (on average 1.2506576214869167) internal successors, (18067), 14689 states have internal predecessors, (18067), 5583 states have call successors, (5583), 1158 states have call predecessors, (5583), 1145 states have return successors, (5681), 5478 states have call predecessors, (5681), 5579 states have call successors, (5681) [2022-11-25 15:50:36,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21178 states to 21178 states and 29331 transitions. [2022-11-25 15:50:36,105 INFO L78 Accepts]: Start accepts. Automaton has 21178 states and 29331 transitions. Word has length 196 [2022-11-25 15:50:36,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:36,107 INFO L495 AbstractCegarLoop]: Abstraction has 21178 states and 29331 transitions. [2022-11-25 15:50:36,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:50:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 21178 states and 29331 transitions. [2022-11-25 15:50:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-25 15:50:36,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:36,116 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 14, 14, 14, 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] [2022-11-25 15:50:36,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:50:36,117 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:50:36,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:36,117 INFO L85 PathProgramCache]: Analyzing trace with hash 2013618371, now seen corresponding path program 1 times [2022-11-25 15:50:36,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:36,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242856505] [2022-11-25 15:50:36,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:36,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:50:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:50:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:50:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:50:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:50:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:50:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:50:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:50:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:50:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:50:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:50:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:50:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:50:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:50:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:50:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 15:50:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 15:50:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-25 15:50:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,758 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2022-11-25 15:50:36,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:36,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242856505] [2022-11-25 15:50:36,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242856505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:36,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:36,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:50:36,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982496443] [2022-11-25 15:50:36,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:36,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:50:36,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:36,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:50:36,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:50:36,761 INFO L87 Difference]: Start difference. First operand 21178 states and 29331 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:50:47,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:47,170 INFO L93 Difference]: Finished difference Result 49005 states and 67970 transitions. [2022-11-25 15:50:47,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:47,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 204 [2022-11-25 15:50:47,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:47,334 INFO L225 Difference]: With dead ends: 49005 [2022-11-25 15:50:47,334 INFO L226 Difference]: Without dead ends: 27860 [2022-11-25 15:50:47,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:50:47,436 INFO L413 NwaCegarLoop]: 3443 mSDtfsCounter, 4853 mSDsluCounter, 3961 mSDsCounter, 0 mSdLazyCounter, 3905 mSolverCounterSat, 2014 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5562 SdHoareTripleChecker+Valid, 7404 SdHoareTripleChecker+Invalid, 5919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2014 IncrementalHoareTripleChecker+Valid, 3905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:47,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5562 Valid, 7404 Invalid, 5919 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2014 Valid, 3905 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2022-11-25 15:50:47,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27860 states. [2022-11-25 15:50:48,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27860 to 26675. [2022-11-25 15:50:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26675 states, 18182 states have (on average 1.2494225057749422) internal successors, (22717), 18497 states have internal predecessors, (22717), 7034 states have call successors, (7034), 1468 states have call predecessors, (7034), 1455 states have return successors, (7149), 6899 states have call predecessors, (7149), 7030 states have call successors, (7149) [2022-11-25 15:50:49,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26675 states to 26675 states and 36900 transitions. [2022-11-25 15:50:49,110 INFO L78 Accepts]: Start accepts. Automaton has 26675 states and 36900 transitions. Word has length 204 [2022-11-25 15:50:49,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:49,111 INFO L495 AbstractCegarLoop]: Abstraction has 26675 states and 36900 transitions. [2022-11-25 15:50:49,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:50:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 26675 states and 36900 transitions. [2022-11-25 15:50:49,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-25 15:50:49,117 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:49,117 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:50:49,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:50:49,118 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:50:49,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:49,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1299889326, now seen corresponding path program 1 times [2022-11-25 15:50:49,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:49,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336400038] [2022-11-25 15:50:49,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:49,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:50:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:50:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:50:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:50:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:50:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:50:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:50:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:50:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:50:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:50:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:50:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:50:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:50:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:50:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:50:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-25 15:50:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 15:50:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-11-25 15:50:49,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:49,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336400038] [2022-11-25 15:50:49,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336400038] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:49,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:49,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:50:49,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839377559] [2022-11-25 15:50:49,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:49,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:50:49,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:49,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:50:49,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:50:49,909 INFO L87 Difference]: Start difference. First operand 26675 states and 36900 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:50:59,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:59,491 INFO L93 Difference]: Finished difference Result 72149 states and 99688 transitions. [2022-11-25 15:50:59,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:59,491 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 209 [2022-11-25 15:50:59,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:59,721 INFO L225 Difference]: With dead ends: 72149 [2022-11-25 15:50:59,721 INFO L226 Difference]: Without dead ends: 45507 [2022-11-25 15:50:59,822 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:50:59,823 INFO L413 NwaCegarLoop]: 3220 mSDtfsCounter, 3695 mSDsluCounter, 3842 mSDsCounter, 0 mSdLazyCounter, 3757 mSolverCounterSat, 1702 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4222 SdHoareTripleChecker+Valid, 7062 SdHoareTripleChecker+Invalid, 5459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1702 IncrementalHoareTripleChecker+Valid, 3757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:59,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4222 Valid, 7062 Invalid, 5459 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1702 Valid, 3757 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-11-25 15:50:59,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45507 states. [2022-11-25 15:51:02,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45507 to 43723. [2022-11-25 15:51:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43723 states, 29636 states have (on average 1.2442299905520313) internal successors, (36874), 30197 states have internal predecessors, (36874), 11517 states have call successors, (11517), 2594 states have call predecessors, (11517), 2566 states have return successors, (11743), 11240 states have call predecessors, (11743), 11513 states have call successors, (11743) [2022-11-25 15:51:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43723 states to 43723 states and 60134 transitions. [2022-11-25 15:51:02,802 INFO L78 Accepts]: Start accepts. Automaton has 43723 states and 60134 transitions. Word has length 209 [2022-11-25 15:51:02,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:02,803 INFO L495 AbstractCegarLoop]: Abstraction has 43723 states and 60134 transitions. [2022-11-25 15:51:02,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 15:51:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 43723 states and 60134 transitions. [2022-11-25 15:51:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-25 15:51:02,819 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:02,819 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:51:02,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 15:51:02,820 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:51:02,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:02,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1987057091, now seen corresponding path program 1 times [2022-11-25 15:51:02,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:02,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920816409] [2022-11-25 15:51:02,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:02,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:51:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:51:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:51:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:51:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:51:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:51:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:51:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:51:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:51:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:51:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:51:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:51:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:51:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:51:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:51:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 15:51:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 15:51:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-25 15:51:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 15:51:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 15:51:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 15:51:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 15:51:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2022-11-25 15:51:03,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:03,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920816409] [2022-11-25 15:51:03,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920816409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:03,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:03,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:51:03,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456237830] [2022-11-25 15:51:03,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:03,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:51:03,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:03,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:51:03,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:51:03,415 INFO L87 Difference]: Start difference. First operand 43723 states and 60134 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-25 15:51:15,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:15,528 INFO L93 Difference]: Finished difference Result 116170 states and 160194 transitions. [2022-11-25 15:51:15,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:51:15,528 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 238 [2022-11-25 15:51:15,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:16,237 INFO L225 Difference]: With dead ends: 116170 [2022-11-25 15:51:16,237 INFO L226 Difference]: Without dead ends: 80993 [2022-11-25 15:51:16,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:51:16,409 INFO L413 NwaCegarLoop]: 5595 mSDtfsCounter, 3960 mSDsluCounter, 5400 mSDsCounter, 0 mSdLazyCounter, 4735 mSolverCounterSat, 1208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4656 SdHoareTripleChecker+Valid, 10995 SdHoareTripleChecker+Invalid, 5943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1208 IncrementalHoareTripleChecker+Valid, 4735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:16,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4656 Valid, 10995 Invalid, 5943 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1208 Valid, 4735 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-11-25 15:51:16,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80993 states. [2022-11-25 15:51:19,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80993 to 77861. [2022-11-25 15:51:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77861 states, 52814 states have (on average 1.2444427613890257) internal successors, (65724), 53773 states have internal predecessors, (65724), 20467 states have call successors, (20467), 4630 states have call predecessors, (20467), 4576 states have return successors, (20889), 20006 states have call predecessors, (20889), 20463 states have call successors, (20889) [2022-11-25 15:51:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77861 states to 77861 states and 107080 transitions. [2022-11-25 15:51:20,736 INFO L78 Accepts]: Start accepts. Automaton has 77861 states and 107080 transitions. Word has length 238 [2022-11-25 15:51:20,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:20,737 INFO L495 AbstractCegarLoop]: Abstraction has 77861 states and 107080 transitions. [2022-11-25 15:51:20,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-25 15:51:20,738 INFO L276 IsEmpty]: Start isEmpty. Operand 77861 states and 107080 transitions. [2022-11-25 15:51:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-25 15:51:20,744 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:20,745 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:51:20,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 15:51:20,745 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:51:20,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:20,746 INFO L85 PathProgramCache]: Analyzing trace with hash 2127605701, now seen corresponding path program 1 times [2022-11-25 15:51:20,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:20,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050940775] [2022-11-25 15:51:20,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:20,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:51:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:51:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:51:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:51:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:51:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:51:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:51:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:51:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:51:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:51:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:51:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:51:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:51:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:51:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:51:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 15:51:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 15:51:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:21,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-25 15:51:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:22,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 15:51:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:22,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:22,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 15:51:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:22,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 15:51:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:22,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 15:51:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:22,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2022-11-25 15:51:22,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:22,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050940775] [2022-11-25 15:51:22,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050940775] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:22,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:22,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:51:22,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324364276] [2022-11-25 15:51:22,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:22,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:51:22,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:22,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:51:22,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:51:22,071 INFO L87 Difference]: Start difference. First operand 77861 states and 107080 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 15:51:32,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:32,069 INFO L93 Difference]: Finished difference Result 80993 states and 111736 transitions. [2022-11-25 15:51:32,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:51:32,070 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 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 238 [2022-11-25 15:51:32,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:32,454 INFO L225 Difference]: With dead ends: 80993 [2022-11-25 15:51:32,454 INFO L226 Difference]: Without dead ends: 80991 [2022-11-25 15:51:32,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:51:32,497 INFO L413 NwaCegarLoop]: 2855 mSDtfsCounter, 3909 mSDsluCounter, 6270 mSDsCounter, 0 mSdLazyCounter, 4684 mSolverCounterSat, 1377 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4416 SdHoareTripleChecker+Valid, 9125 SdHoareTripleChecker+Invalid, 6061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1377 IncrementalHoareTripleChecker+Valid, 4684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:32,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4416 Valid, 9125 Invalid, 6061 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1377 Valid, 4684 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-11-25 15:51:32,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80991 states. [2022-11-25 15:51:36,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80991 to 77865. [2022-11-25 15:51:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77865 states, 52817 states have (on average 1.244428877066096) internal successors, (65727), 53776 states have internal predecessors, (65727), 20467 states have call successors, (20467), 4631 states have call predecessors, (20467), 4577 states have return successors, (20889), 20006 states have call predecessors, (20889), 20463 states have call successors, (20889) [2022-11-25 15:51:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77865 states to 77865 states and 107083 transitions. [2022-11-25 15:51:37,074 INFO L78 Accepts]: Start accepts. Automaton has 77865 states and 107083 transitions. Word has length 238 [2022-11-25 15:51:37,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:37,091 INFO L495 AbstractCegarLoop]: Abstraction has 77865 states and 107083 transitions. [2022-11-25 15:51:37,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 15:51:37,092 INFO L276 IsEmpty]: Start isEmpty. Operand 77865 states and 107083 transitions. [2022-11-25 15:51:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-25 15:51:37,099 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:37,099 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:51:37,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 15:51:37,100 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:51:37,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:37,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1627147030, now seen corresponding path program 1 times [2022-11-25 15:51:37,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:37,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962687892] [2022-11-25 15:51:37,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:37,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:51:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:51:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:51:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:51:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:51:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:51:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:51:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:51:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:51:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:51:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:37,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:51:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:51:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:51:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:51:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:51:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 15:51:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 15:51:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-25 15:51:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 15:51:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 15:51:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 15:51:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 15:51:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-25 15:51:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2022-11-25 15:51:38,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:38,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962687892] [2022-11-25 15:51:38,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962687892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:38,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:38,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:51:38,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541015127] [2022-11-25 15:51:38,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:38,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:51:38,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:38,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:51:38,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:51:38,213 INFO L87 Difference]: Start difference. First operand 77865 states and 107083 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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) [2022-11-25 15:51:48,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:48,233 INFO L93 Difference]: Finished difference Result 80997 states and 111739 transitions. [2022-11-25 15:51:48,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:51:48,234 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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 243 [2022-11-25 15:51:48,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:48,511 INFO L225 Difference]: With dead ends: 80997 [2022-11-25 15:51:48,511 INFO L226 Difference]: Without dead ends: 80995 [2022-11-25 15:51:48,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:51:48,540 INFO L413 NwaCegarLoop]: 2855 mSDtfsCounter, 3901 mSDsluCounter, 6270 mSDsCounter, 0 mSdLazyCounter, 4687 mSolverCounterSat, 1376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4408 SdHoareTripleChecker+Valid, 9125 SdHoareTripleChecker+Invalid, 6063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1376 IncrementalHoareTripleChecker+Valid, 4687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:48,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4408 Valid, 9125 Invalid, 6063 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1376 Valid, 4687 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-11-25 15:51:48,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80995 states. [2022-11-25 15:51:52,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80995 to 77869. [2022-11-25 15:51:52,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77869 states, 52820 states have (on average 1.2444149943203333) internal successors, (65730), 53779 states have internal predecessors, (65730), 20467 states have call successors, (20467), 4632 states have call predecessors, (20467), 4578 states have return successors, (20889), 20006 states have call predecessors, (20889), 20463 states have call successors, (20889) [2022-11-25 15:51:53,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77869 states to 77869 states and 107086 transitions. [2022-11-25 15:51:53,082 INFO L78 Accepts]: Start accepts. Automaton has 77869 states and 107086 transitions. Word has length 243 [2022-11-25 15:51:53,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:53,083 INFO L495 AbstractCegarLoop]: Abstraction has 77869 states and 107086 transitions. [2022-11-25 15:51:53,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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) [2022-11-25 15:51:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 77869 states and 107086 transitions. [2022-11-25 15:51:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-25 15:51:53,339 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:53,340 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:51:53,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 15:51:53,340 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-25 15:51:53,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:53,340 INFO L85 PathProgramCache]: Analyzing trace with hash 724513317, now seen corresponding path program 1 times [2022-11-25 15:51:53,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:53,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698402708] [2022-11-25 15:51:53,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:53,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:51:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:51:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:51:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:51:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:51:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:51:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:51:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:51:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:51:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:51:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:51:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:51:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:51:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:51:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 15:51:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 15:51:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 15:51:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-25 15:51:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 15:51:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-25 15:51:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 15:51:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-25 15:51:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-25 15:51:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-25 15:51:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:54,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1043 trivial. 0 not checked. [2022-11-25 15:51:54,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:54,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698402708] [2022-11-25 15:51:54,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698402708] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:54,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:54,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:51:54,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714028608] [2022-11-25 15:51:54,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:54,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:51:54,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:54,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:51:54,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:51:54,465 INFO L87 Difference]: Start difference. First operand 77869 states and 107086 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 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)