./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 12:33:50,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:33:50,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:33:50,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:33:50,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:33:50,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:33:50,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:33:50,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:33:50,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:33:50,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:33:50,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:33:50,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:33:50,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:33:50,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:33:50,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:33:50,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:33:50,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:33:50,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:33:50,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:33:50,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:33:50,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:33:50,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:33:50,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:33:50,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:33:50,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:33:50,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:33:50,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:33:50,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:33:50,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:33:50,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:33:50,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:33:50,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:33:50,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:33:50,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:33:50,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:33:50,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:33:50,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:33:50,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:33:50,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:33:50,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:33:50,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:33:50,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 12:33:50,575 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:33:50,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:33:50,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:33:50,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:33:50,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:33:50,577 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:33:50,577 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:33:50,577 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:33:50,577 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:33:50,577 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:33:50,578 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:33:50,578 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:33:50,578 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:33:50,578 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:33:50,578 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:33:50,578 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:33:50,579 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:33:50,579 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:33:50,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:33:50,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:33:50,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:33:50,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:33:50,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:33:50,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:33:50,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:33:50,581 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:33:50,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:33:50,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:33:50,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:33:50,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:33:50,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:33:50,582 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:33:50,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:33:50,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:33:50,582 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:33:50,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:33:50,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:33:50,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:33:50,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-12-14 12:33:50,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:33:50,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:33:50,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:33:50,819 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:33:50,819 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:33:50,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-12-14 12:33:53,514 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:33:53,964 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:33:53,964 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-12-14 12:33:54,010 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/data/b7c15b7da/9da9853367014308b7681ee5a18b043d/FLAGc107941ad [2022-12-14 12:33:54,020 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/data/b7c15b7da/9da9853367014308b7681ee5a18b043d [2022-12-14 12:33:54,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:33:54,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:33:54,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:33:54,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:33:54,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:33:54,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:33:54" (1/1) ... [2022-12-14 12:33:54,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cd4db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:54, skipping insertion in model container [2022-12-14 12:33:54,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:33:54" (1/1) ... [2022-12-14 12:33:54,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:33:54,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:33:54,615 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-14 12:33:54,792 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 12:33:54,797 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 12:33:54,802 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 12:33:54,813 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 12:33:54,906 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-12-14 12:33:54,978 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 12:33:55,026 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-14 12:33:55,154 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:33:55,157 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:33:55,157 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 12:33:55,165 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 12:33:55,172 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 12:33:55,179 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 12:33:55,186 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 12:33:55,192 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 12:33:55,198 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-14 12:33:55,228 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 12:33:55,234 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:33:55,235 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 12:33:55,241 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 12:33:55,297 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 12:33:55,308 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 12:33:55,313 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 12:33:55,324 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 12:33:55,450 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 12:33:55,465 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-14 12:33:55,506 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:55,525 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 12:33:55,534 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:55,599 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:33:55,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:33:55,619 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:33:55,629 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:33:55,629 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 12:33:55,937 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:55,939 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:55,940 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:55,941 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:55,941 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:55,947 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:55,949 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:55,956 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:55,960 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-12-14 12:33:55,973 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-12-14 12:33:55,979 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:55,980 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:55,982 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:55,982 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:55,983 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 12:33:55,983 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:55,984 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:33:55,991 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,004 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 12:33:56,023 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 12:33:56,023 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,024 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,037 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,038 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,040 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,047 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,048 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,061 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:56,068 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,068 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-12-14 12:33:56,069 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,112 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,113 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-14 12:33:56,113 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,121 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,122 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,123 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,130 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,131 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,131 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,132 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,133 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,134 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,145 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,147 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,153 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,154 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,156 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,157 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,170 WARN L623 FunctionHandler]: Unknown extern function napi_get_frags [2022-12-14 12:33:56,171 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,171 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:56,173 WARN L623 FunctionHandler]: Unknown extern function napi_gro_frags [2022-12-14 12:33:56,179 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,179 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:56,180 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,180 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:56,181 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:56,181 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,182 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:33:56,183 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,184 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,184 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:33:56,185 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 12:33:56,185 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,185 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:56,191 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,192 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:56,193 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,193 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,194 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,195 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,196 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:33:56,196 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,197 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,198 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:33:56,198 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 12:33:56,210 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,211 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:56,211 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,212 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,213 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:56,213 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,214 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:56,215 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,215 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,216 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,217 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,218 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-14 12:33:56,219 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,220 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,221 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-14 12:33:56,228 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,229 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,229 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,230 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,231 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,231 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:33:56,232 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,233 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,234 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:33:56,234 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 12:33:56,247 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:33:56,247 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:56,248 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:56,248 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:56,249 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:56,249 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:56,249 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:56,255 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,256 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,256 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,256 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,257 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,257 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,263 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,264 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,272 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,272 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,279 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,280 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,281 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,282 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 12:33:56,304 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,316 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,327 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-14 12:33:56,327 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-14 12:33:56,339 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,339 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,340 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,340 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,341 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:56,341 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:56,341 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:56,342 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:56,342 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-14 12:33:56,342 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 12:33:56,342 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,348 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-14 12:33:56,350 WARN L623 FunctionHandler]: Unknown extern function csum_ipv6_magic [2022-12-14 12:33:56,364 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,365 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,366 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:56,366 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,367 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,380 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,380 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,392 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:56,399 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,405 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:56,411 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,412 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:33:56,441 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:56,441 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:56,447 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,448 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,448 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,449 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,449 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,455 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,456 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:33:56,468 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,468 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,478 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 12:33:56,478 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,479 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,486 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,492 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-14 12:33:56,492 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:56,492 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 12:33:56,498 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-12-14 12:33:56,499 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:56,499 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:56,499 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,500 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-12-14 12:33:56,500 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,500 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,530 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:33:56,531 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:33:56,532 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:33:56,538 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 12:33:56,538 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 12:33:56,545 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,546 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,546 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,547 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,547 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:56,549 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,550 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,559 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,565 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,572 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,572 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,573 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,573 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,574 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,575 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,575 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,582 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,583 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,584 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,585 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,585 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,591 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,592 WARN L623 FunctionHandler]: Unknown extern function usecs_to_jiffies [2022-12-14 12:33:56,593 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,599 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,600 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,601 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,601 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,602 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,603 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,608 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:56,609 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:56,609 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:56,609 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:56,609 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:56,609 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:56,615 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 12:33:56,616 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,622 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:56,634 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,640 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,641 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:56,660 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,661 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,662 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:56,663 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-12-14 12:33:56,669 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,669 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,669 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:56,670 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,678 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,679 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,680 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,680 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,681 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,682 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,689 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,700 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-14 12:33:56,701 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-14 12:33:56,701 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:56,701 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-12-14 12:33:56,701 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-14 12:33:56,720 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 12:33:56,720 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 12:33:56,720 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 12:33:56,721 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:33:56,721 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 12:33:56,727 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:33:56,728 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,728 WARN L623 FunctionHandler]: Unknown extern function pcie_set_readrq [2022-12-14 12:33:56,728 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,728 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 12:33:56,729 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,729 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:33:56,730 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,730 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 12:33:56,731 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 12:33:56,731 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,732 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 12:33:56,732 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,733 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,733 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:33:56,734 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:33:56,734 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-14 12:33:56,734 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,735 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,736 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 12:33:56,736 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:56,736 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:56,737 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,737 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:56,737 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:56,738 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,738 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:56,738 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:56,739 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,739 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:56,739 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:56,740 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,740 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:56,740 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:56,741 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,741 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:56,741 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:56,742 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,742 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 12:33:56,742 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 12:33:56,743 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 12:33:56,743 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:56,750 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,750 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:33:56,756 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-12-14 12:33:56,756 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-12-14 12:33:56,757 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 12:33:56,758 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,758 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:56,758 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:56,759 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 12:33:56,765 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:33:56,765 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:56,771 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:33:56,771 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:33:56,771 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 12:33:56,777 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:33:56,777 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:56,777 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:56,783 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 12:33:56,784 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:33:56,784 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,784 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:33:56,785 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,790 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,791 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,791 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:33:56,791 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:33:56,797 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:33:56,797 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:33:56,797 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 12:33:56,798 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:56,798 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-14 12:33:56,798 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 12:33:56,803 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 12:33:56,804 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 12:33:56,804 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:33:56,804 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:56,804 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:33:56,805 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:33:56,805 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:33:56,816 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 12:33:56,822 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 12:33:56,867 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 12:33:56,868 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 12:33:56,868 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 12:33:56,870 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_netdev_ops_ndo_init_4 [2022-12-14 12:33:56,870 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_netdev_ops_ndo_uninit_4 [2022-12-14 12:33:56,872 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_suspend_3 [2022-12-14 12:33:56,872 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_release_3 [2022-12-14 12:33:56,872 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_release_3 [2022-12-14 12:33:56,872 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_probe_3 [2022-12-14 12:33:56,874 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:56,874 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:56,874 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:56,874 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:56,875 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:56,875 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:56,875 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:56,875 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:33:56,876 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 12:33:56,876 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 12:33:56,876 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:33:56,974 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,026 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,027 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,034 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:33:57,080 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,080 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,083 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,086 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,087 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,087 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,088 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,094 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,094 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,096 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,097 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:33:57,098 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:57,098 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,098 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,098 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,099 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:57,099 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,099 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,099 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,192 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,193 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,199 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,205 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,216 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,217 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,217 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:57,223 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,223 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 12:33:57,229 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,229 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,229 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,230 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,230 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:57,235 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,241 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,241 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,247 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,247 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,253 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,253 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,253 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,259 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,259 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,259 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,265 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,266 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,266 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,267 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,272 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,273 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,281 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,281 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,287 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,288 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,288 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,294 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,296 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,296 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,297 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,299 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,307 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 12:33:57,307 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,308 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,308 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,308 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,309 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,310 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,310 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,311 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,316 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,317 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,317 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:57,322 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,323 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,324 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,324 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,324 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,325 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,325 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,326 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:57,326 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:57,326 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:57,326 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,326 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,327 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:57,327 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,327 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,327 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,327 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:57,328 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,328 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,328 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,328 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,328 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,329 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,329 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,425 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,426 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,432 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,432 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,433 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,433 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,433 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,434 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,462 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:33:57,463 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:33:57,464 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:33:57,476 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,476 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,487 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:33:57,493 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 12:33:57,505 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,505 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:57,517 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-12-14 12:33:57,517 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,562 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-14 12:33:57,563 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,563 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,563 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,563 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:57,564 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,564 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:57,564 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:57,569 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_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2022-12-14 12:33:57,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:33:57,750 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:33:57,826 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-14 12:33:57,828 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 12:33:57,828 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 12:33:57,828 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 12:33:57,829 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 12:33:57,830 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-12-14 12:33:57,830 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 12:33:57,831 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-14 12:33:57,836 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:33:57,836 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:33:57,836 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 12:33:57,837 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 12:33:57,838 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 12:33:57,839 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 12:33:57,840 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 12:33:57,841 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 12:33:57,841 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-14 12:33:57,843 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 12:33:57,844 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:33:57,844 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 12:33:57,845 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 12:33:57,847 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 12:33:57,848 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 12:33:57,848 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 12:33:57,848 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 12:33:57,852 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 12:33:57,852 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-14 12:33:57,853 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:57,854 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 12:33:57,854 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:57,856 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:33:57,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:33:57,856 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:33:57,857 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:33:57,857 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 12:33:57,861 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:57,862 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,862 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:57,863 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,863 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:57,863 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:57,864 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,864 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,866 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-12-14 12:33:57,869 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-12-14 12:33:57,869 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,870 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,870 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,871 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 12:33:57,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,871 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:33:57,872 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,874 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 12:33:57,875 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 12:33:57,875 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,876 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,877 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,877 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,878 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,879 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,880 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,881 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:57,881 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,882 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-12-14 12:33:57,882 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,885 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,885 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-14 12:33:57,885 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,887 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,887 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,888 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,889 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,889 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,890 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,890 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,890 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,891 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,891 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,892 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,893 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,893 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,894 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,895 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,899 WARN L623 FunctionHandler]: Unknown extern function napi_get_frags [2022-12-14 12:33:57,899 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,899 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:57,900 WARN L623 FunctionHandler]: Unknown extern function napi_gro_frags [2022-12-14 12:33:57,901 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,901 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:57,901 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,902 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,902 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,902 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,903 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:33:57,903 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,904 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,904 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:33:57,904 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 12:33:57,904 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,904 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:57,905 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,905 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,905 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,906 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,906 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,917 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,917 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:33:57,917 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,918 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,918 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:33:57,919 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 12:33:57,919 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,920 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,920 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,921 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,921 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,921 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,921 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:57,922 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,922 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,923 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,923 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,924 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-14 12:33:57,924 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,924 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,925 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-14 12:33:57,926 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,926 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,926 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,927 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,927 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,927 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:33:57,928 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,928 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,929 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:33:57,929 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 12:33:57,930 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:33:57,931 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:57,931 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:57,931 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:57,932 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:57,932 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:57,932 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:57,932 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,933 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,933 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,933 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,933 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,933 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,935 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,936 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,938 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,939 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,941 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,942 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,942 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,942 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 12:33:57,943 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,944 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,945 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-14 12:33:57,945 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-14 12:33:57,947 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,948 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,948 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,948 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,949 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:57,949 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:57,949 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:57,949 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 12:33:57,949 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-14 12:33:57,949 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 12:33:57,950 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,950 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-14 12:33:57,952 WARN L623 FunctionHandler]: Unknown extern function csum_ipv6_magic [2022-12-14 12:33:57,954 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,954 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,955 WARN L623 FunctionHandler]: Unknown extern function dev_kfree_skb_any [2022-12-14 12:33:57,955 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,956 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,957 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,957 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,958 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:57,959 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,960 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-14 12:33:57,960 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,961 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:33:57,963 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:57,963 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:57,964 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,964 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,964 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,965 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,965 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,966 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,966 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:33:57,967 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,968 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,971 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 12:33:57,971 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,971 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,973 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,973 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-12-14 12:33:57,973 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:57,973 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 12:33:57,974 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-12-14 12:33:57,974 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:33:57,974 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 12:33:57,975 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,975 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-12-14 12:33:57,975 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:57,975 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,979 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:33:57,979 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:33:57,981 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:33:57,981 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 12:33:57,982 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 12:33:57,982 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,983 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,983 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,983 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,985 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:57,987 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,987 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,990 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,991 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,992 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,992 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,992 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:57,993 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,003 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,003 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,004 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,005 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,006 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,006 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,009 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,009 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,010 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,010 WARN L623 FunctionHandler]: Unknown extern function usecs_to_jiffies [2022-12-14 12:33:58,011 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,012 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:58,012 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:58,013 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,014 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,014 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:58,015 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,015 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,015 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,016 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,016 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,016 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,016 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,017 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 12:33:58,017 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,018 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:58,019 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,019 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,020 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:58,027 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,028 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,028 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:58,029 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-12-14 12:33:58,029 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,030 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,030 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:58,030 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,033 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,034 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,034 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,035 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,035 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,036 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,038 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,038 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-14 12:33:58,039 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-14 12:33:58,039 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-12-14 12:33:58,039 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-12-14 12:33:58,039 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-14 12:33:58,042 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 12:33:58,042 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 12:33:58,042 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 12:33:58,042 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:33:58,043 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 12:33:58,044 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:33:58,044 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,044 WARN L623 FunctionHandler]: Unknown extern function pcie_set_readrq [2022-12-14 12:33:58,044 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,045 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 12:33:58,045 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,045 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:33:58,046 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,046 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 12:33:58,046 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 12:33:58,047 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,048 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 12:33:58,048 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,048 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,049 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:33:58,049 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:33:58,049 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-12-14 12:33:58,049 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,051 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,052 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 12:33:58,052 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:58,053 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:58,053 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,053 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:58,054 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:58,054 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,054 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:58,054 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:58,055 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,055 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:58,055 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:58,056 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,056 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:58,056 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:58,056 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,057 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:33:58,057 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:33:58,057 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,058 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 12:33:58,058 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 12:33:58,058 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 12:33:58,059 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:58,060 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,060 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:33:58,061 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-12-14 12:33:58,061 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-12-14 12:33:58,061 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 12:33:58,063 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,063 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:58,063 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:33:58,064 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 12:33:58,065 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:33:58,065 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:58,065 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:33:58,065 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:33:58,066 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 12:33:58,066 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:33:58,067 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:58,067 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:33:58,068 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 12:33:58,068 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:33:58,068 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,068 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:33:58,068 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,069 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,070 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,070 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:33:58,070 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:33:58,071 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:33:58,071 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:33:58,071 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 12:33:58,071 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:33:58,072 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-14 12:33:58,072 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 12:33:58,072 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 12:33:58,072 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 12:33:58,072 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:33:58,073 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,073 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:33:58,073 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:33:58,073 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:33:58,074 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 12:33:58,075 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 12:33:58,076 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 12:33:58,077 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 12:33:58,077 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 12:33:58,079 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_netdev_ops_ndo_init_4 [2022-12-14 12:33:58,079 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_netdev_ops_ndo_uninit_4 [2022-12-14 12:33:58,080 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_suspend_3 [2022-12-14 12:33:58,081 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_release_3 [2022-12-14 12:33:58,081 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_release_3 [2022-12-14 12:33:58,081 WARN L623 FunctionHandler]: Unknown extern function ldv_qlge_err_handler_probe_3 [2022-12-14 12:33:58,083 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,083 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,083 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,084 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:58,084 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,084 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,084 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,084 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:33:58,085 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 12:33:58,085 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 12:33:58,085 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:33:58,086 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:58,096 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,097 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,098 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,102 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:33:58,104 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,105 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,116 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,121 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,122 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,122 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,123 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,124 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,124 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,127 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,128 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:58,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:33:58,129 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:58,130 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,130 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,130 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,130 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:58,131 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,131 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,131 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,132 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:58,133 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:58,136 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,137 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:33:58,138 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,139 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,139 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:58,140 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,140 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 12:33:58,141 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,141 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,142 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,142 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,143 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:58,143 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,144 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,144 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,145 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,145 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,146 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,146 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,147 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,148 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,148 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,149 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,149 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,151 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,151 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,152 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,153 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,155 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,156 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,156 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,158 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,159 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,159 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,161 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,163 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,163 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:58,165 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,167 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,168 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 12:33:58,168 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,169 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,169 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,169 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,171 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,172 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,173 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,173 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,174 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,175 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,176 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:58,177 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,178 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,179 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,180 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,180 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:58,181 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,181 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-14 12:33:58,183 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,183 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,183 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 12:33:58,184 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,184 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,185 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 12:33:58,185 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,185 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,186 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:58,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,186 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,187 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,187 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,187 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,187 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,202 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,203 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,204 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,205 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,205 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,206 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,207 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,207 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,211 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:33:58,211 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:33:58,212 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:33:58,213 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:58,214 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 12:33:58,215 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:33:58,216 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 12:33:58,218 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:33:58,218 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:33:58,220 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-12-14 12:33:58,220 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:33:58,225 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-14 12:33:58,225 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,225 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,226 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,226 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 12:33:58,226 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,226 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 12:33:58,226 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 12:33:58,227 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_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2022-12-14 12:33:58,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:33:58,389 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:33:58,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58 WrapperNode [2022-12-14 12:33:58,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:33:58,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:33:58,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:33:58,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:33:58,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:58,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:58,793 INFO L138 Inliner]: procedures = 589, calls = 7097, calls flagged for inlining = 252, calls inlined = 236, statements flattened = 14259 [2022-12-14 12:33:58,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:33:58,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:33:58,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:33:58,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:33:58,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:58,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:58,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:58,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:59,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:59,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:59,172 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:59,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:59,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:33:59,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:33:59,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:33:59,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:33:59,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (1/1) ... [2022-12-14 12:33:59,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:33:59,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:33:59,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:33:59,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-14 12:33:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-12-14 12:33:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-14 12:33:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-12-14 12:33:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-12-14 12:33:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-12-14 12:33:59,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-12-14 12:33:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_qlge_err_handler_release_3 [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_qlge_err_handler_release_3 [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-12-14 12:33:59,321 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-14 12:33:59,321 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-14 12:33:59,322 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 12:33:59,322 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-12-14 12:33:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-14 12:33:59,323 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-14 12:33:59,324 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-14 12:33:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-12-14 12:33:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-12-14 12:33:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-12-14 12:33:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 12:33:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-12-14 12:33:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-12-14 12:33:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-12-14 12:33:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-12-14 12:33:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-12-14 12:33:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-12-14 12:33:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-12-14 12:33:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-12-14 12:33:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-12-14 12:33:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-12-14 12:33:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-12-14 12:33:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:33:59,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-12-14 12:33:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-12-14 12:33:59,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-12-14 12:33:59,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-12-14 12:33:59,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-12-14 12:33:59,344 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-12-14 12:33:59,345 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-12-14 12:33:59,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-12-14 12:33:59,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-12-14 12:33:59,346 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-12-14 12:33:59,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-12-14 12:33:59,347 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-12-14 12:33:59,348 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-12-14 12:33:59,348 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-12-14 12:33:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-14 12:33:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-12-14 12:33:59,350 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-12-14 12:33:59,350 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-12-14 12:33:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-12-14 12:33:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-12-14 12:33:59,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-12-14 12:33:59,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-12-14 12:33:59,353 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-12-14 12:33:59,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-12-14 12:33:59,354 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-12-14 12:33:59,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 12:33:59,355 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-12-14 12:33:59,355 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-12-14 12:33:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-12-14 12:33:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-12-14 12:33:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-12-14 12:33:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-12-14 12:33:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-12-14 12:33:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-12-14 12:33:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-12-14 12:33:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-12-14 12:33:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-12-14 12:33:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-12-14 12:33:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-12-14 12:33:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-12-14 12:33:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-12-14 12:33:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-12-14 12:33:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-12-14 12:33:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-12-14 12:33:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-12-14 12:33:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-12-14 12:34:00,220 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:34:00,223 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:34:15,020 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:34:19,536 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:34:19,536 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 12:34:19,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:34:19 BoogieIcfgContainer [2022-12-14 12:34:19,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:34:19,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:34:19,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:34:19,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:34:19,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:33:54" (1/3) ... [2022-12-14 12:34:19,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26fd8303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:34:19, skipping insertion in model container [2022-12-14 12:34:19,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:33:58" (2/3) ... [2022-12-14 12:34:19,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26fd8303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:34:19, skipping insertion in model container [2022-12-14 12:34:19,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:34:19" (3/3) ... [2022-12-14 12:34:19,550 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-12-14 12:34:19,567 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:34:19,567 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 12:34:19,661 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:34:19,665 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@49874374, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:34:19,665 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 12:34:19,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 3449 states, 2117 states have (on average 1.3424657534246576) internal successors, (2842), 2183 states have internal predecessors, (2842), 1109 states have call successors, (1109), 221 states have call predecessors, (1109), 221 states have return successors, (1109), 1096 states have call predecessors, (1109), 1109 states have call successors, (1109) [2022-12-14 12:34:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 12:34:19,685 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:34:19,685 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:34:19,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:34:19,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:34:19,689 INFO L85 PathProgramCache]: Analyzing trace with hash 28203814, now seen corresponding path program 1 times [2022-12-14 12:34:19,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:34:19,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536409567] [2022-12-14 12:34:19,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:34:19,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:34:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:34:20,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:34:20,603 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:34:20,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536409567] [2022-12-14 12:34:20,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536409567] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:34:20,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:34:20,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:34:20,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966298290] [2022-12-14 12:34:20,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:34:20,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:34:20,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:34:20,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:34:20,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:34:20,646 INFO L87 Difference]: Start difference. First operand has 3449 states, 2117 states have (on average 1.3424657534246576) internal successors, (2842), 2183 states have internal predecessors, (2842), 1109 states have call successors, (1109), 221 states have call predecessors, (1109), 221 states have return successors, (1109), 1096 states have call predecessors, (1109), 1109 states have call successors, (1109) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:34:25,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:34:28,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:34:32,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:34:36,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:34:36,314 INFO L93 Difference]: Finished difference Result 10318 states and 15252 transitions. [2022-12-14 12:34:36,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:34:36,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-12-14 12:34:36,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:34:36,356 INFO L225 Difference]: With dead ends: 10318 [2022-12-14 12:34:36,356 INFO L226 Difference]: Without dead ends: 6850 [2022-12-14 12:34:36,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:34:36,380 INFO L413 NwaCegarLoop]: 5543 mSDtfsCounter, 5004 mSDsluCounter, 4422 mSDsCounter, 0 mSdLazyCounter, 1256 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5008 SdHoareTripleChecker+Valid, 9965 SdHoareTripleChecker+Invalid, 1262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1256 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:34:36,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5008 Valid, 9965 Invalid, 1262 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1256 Invalid, 3 Unknown, 0 Unchecked, 15.2s Time] [2022-12-14 12:34:36,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6850 states. [2022-12-14 12:34:36,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6850 to 6845. [2022-12-14 12:34:36,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6845 states, 4194 states have (on average 1.3376251788268956) internal successors, (5610), 4318 states have internal predecessors, (5610), 2210 states have call successors, (2210), 441 states have call predecessors, (2210), 440 states have return successors, (2208), 2177 states have call predecessors, (2208), 2204 states have call successors, (2208) [2022-12-14 12:34:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6845 states to 6845 states and 10028 transitions. [2022-12-14 12:34:36,748 INFO L78 Accepts]: Start accepts. Automaton has 6845 states and 10028 transitions. Word has length 13 [2022-12-14 12:34:36,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:34:36,748 INFO L495 AbstractCegarLoop]: Abstraction has 6845 states and 10028 transitions. [2022-12-14 12:34:36,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:34:36,748 INFO L276 IsEmpty]: Start isEmpty. Operand 6845 states and 10028 transitions. [2022-12-14 12:34:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 12:34:36,751 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:34:36,751 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:34:36,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 12:34:36,751 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:34:36,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:34:36,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1315184929, now seen corresponding path program 1 times [2022-12-14 12:34:36,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:34:36,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009412566] [2022-12-14 12:34:36,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:34:36,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:34:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:34:37,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:34:37,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:34:37,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009412566] [2022-12-14 12:34:37,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009412566] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:34:37,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:34:37,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:34:37,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907597840] [2022-12-14 12:34:37,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:34:37,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:34:37,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:34:37,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:34:37,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:34:37,158 INFO L87 Difference]: Start difference. First operand 6845 states and 10028 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:34:40,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:34:42,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:34:45,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:34:47,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:34:48,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:34:51,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:34:51,916 INFO L93 Difference]: Finished difference Result 8785 states and 12775 transitions. [2022-12-14 12:34:51,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:34:51,916 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-12-14 12:34:51,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:34:51,949 INFO L225 Difference]: With dead ends: 8785 [2022-12-14 12:34:51,949 INFO L226 Difference]: Without dead ends: 8782 [2022-12-14 12:34:51,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:34:51,955 INFO L413 NwaCegarLoop]: 5203 mSDtfsCounter, 4990 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 1024 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4996 SdHoareTripleChecker+Valid, 7047 SdHoareTripleChecker+Invalid, 1027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1024 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2022-12-14 12:34:51,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4996 Valid, 7047 Invalid, 1027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1024 Invalid, 3 Unknown, 0 Unchecked, 14.5s Time] [2022-12-14 12:34:51,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8782 states. [2022-12-14 12:34:52,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8782 to 8771. [2022-12-14 12:34:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8771 states, 5388 states have (on average 1.3361172976985896) internal successors, (7199), 5556 states have internal predecessors, (7199), 2779 states have call successors, (2779), 604 states have call predecessors, (2779), 603 states have return successors, (2782), 2735 states have call predecessors, (2782), 2774 states have call successors, (2782) [2022-12-14 12:34:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8771 states to 8771 states and 12760 transitions. [2022-12-14 12:34:52,242 INFO L78 Accepts]: Start accepts. Automaton has 8771 states and 12760 transitions. Word has length 15 [2022-12-14 12:34:52,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:34:52,242 INFO L495 AbstractCegarLoop]: Abstraction has 8771 states and 12760 transitions. [2022-12-14 12:34:52,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:34:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 8771 states and 12760 transitions. [2022-12-14 12:34:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 12:34:52,244 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:34:52,244 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:34:52,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 12:34:52,244 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:34:52,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:34:52,245 INFO L85 PathProgramCache]: Analyzing trace with hash -2118576461, now seen corresponding path program 1 times [2022-12-14 12:34:52,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:34:52,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421427364] [2022-12-14 12:34:52,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:34:52,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:34:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:34:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:34:52,678 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:34:52,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421427364] [2022-12-14 12:34:52,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421427364] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:34:52,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:34:52,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:34:52,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628017886] [2022-12-14 12:34:52,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:34:52,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:34:52,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:34:52,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:34:52,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:34:52,679 INFO L87 Difference]: Start difference. First operand 8771 states and 12760 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:34:55,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:34:57,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:00,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:02,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:05,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:35:05,383 INFO L93 Difference]: Finished difference Result 9171 states and 13334 transitions. [2022-12-14 12:35:05,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:35:05,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-12-14 12:35:05,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:35:05,417 INFO L225 Difference]: With dead ends: 9171 [2022-12-14 12:35:05,417 INFO L226 Difference]: Without dead ends: 9168 [2022-12-14 12:35:05,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:05,429 INFO L413 NwaCegarLoop]: 5192 mSDtfsCounter, 4993 mSDsluCounter, 1821 mSDsCounter, 0 mSdLazyCounter, 1018 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4997 SdHoareTripleChecker+Valid, 7013 SdHoareTripleChecker+Invalid, 1020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1018 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-12-14 12:35:05,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4997 Valid, 7013 Invalid, 1020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1018 Invalid, 2 Unknown, 0 Unchecked, 12.5s Time] [2022-12-14 12:35:05,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9168 states. [2022-12-14 12:35:05,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9168 to 9163. [2022-12-14 12:35:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9163 states, 5631 states have (on average 1.3384833954892559) internal successors, (7537), 5809 states have internal predecessors, (7537), 2893 states have call successors, (2893), 639 states have call predecessors, (2893), 638 states have return successors, (2897), 2848 states have call predecessors, (2897), 2889 states have call successors, (2897) [2022-12-14 12:35:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9163 states to 9163 states and 13327 transitions. [2022-12-14 12:35:05,754 INFO L78 Accepts]: Start accepts. Automaton has 9163 states and 13327 transitions. Word has length 16 [2022-12-14 12:35:05,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:35:05,754 INFO L495 AbstractCegarLoop]: Abstraction has 9163 states and 13327 transitions. [2022-12-14 12:35:05,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:35:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 9163 states and 13327 transitions. [2022-12-14 12:35:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 12:35:05,756 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:35:05,756 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:35:05,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 12:35:05,756 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:35:05,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:35:05,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1253905310, now seen corresponding path program 1 times [2022-12-14 12:35:05,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:35:05,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151004250] [2022-12-14 12:35:05,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:35:05,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:35:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:35:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:35:06,197 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:35:06,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151004250] [2022-12-14 12:35:06,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151004250] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:35:06,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:35:06,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:35:06,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806013983] [2022-12-14 12:35:06,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:35:06,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:35:06,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:35:06,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:35:06,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:06,199 INFO L87 Difference]: Start difference. First operand 9163 states and 13327 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:35:09,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:35:13,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:16,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:17,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:21,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:22,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:35:22,560 INFO L93 Difference]: Finished difference Result 16203 states and 23697 transitions. [2022-12-14 12:35:22,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:35:22,561 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-14 12:35:22,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:35:22,623 INFO L225 Difference]: With dead ends: 16203 [2022-12-14 12:35:22,623 INFO L226 Difference]: Without dead ends: 16199 [2022-12-14 12:35:22,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:22,635 INFO L413 NwaCegarLoop]: 5801 mSDtfsCounter, 4805 mSDsluCounter, 3922 mSDsCounter, 0 mSdLazyCounter, 1268 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4805 SdHoareTripleChecker+Valid, 9723 SdHoareTripleChecker+Invalid, 1275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1268 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:35:22,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4805 Valid, 9723 Invalid, 1275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1268 Invalid, 3 Unknown, 0 Unchecked, 15.8s Time] [2022-12-14 12:35:22,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16199 states. [2022-12-14 12:35:23,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16199 to 16196. [2022-12-14 12:35:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16196 states, 9951 states have (on average 1.338257461561652) internal successors, (13317), 10252 states have internal predecessors, (13317), 5117 states have call successors, (5117), 1150 states have call predecessors, (5117), 1127 states have return successors, (5252), 5005 states have call predecessors, (5252), 5113 states have call successors, (5252) [2022-12-14 12:35:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16196 states to 16196 states and 23686 transitions. [2022-12-14 12:35:23,202 INFO L78 Accepts]: Start accepts. Automaton has 16196 states and 23686 transitions. Word has length 17 [2022-12-14 12:35:23,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:35:23,203 INFO L495 AbstractCegarLoop]: Abstraction has 16196 states and 23686 transitions. [2022-12-14 12:35:23,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:35:23,203 INFO L276 IsEmpty]: Start isEmpty. Operand 16196 states and 23686 transitions. [2022-12-14 12:35:23,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 12:35:23,204 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:35:23,204 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:35:23,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 12:35:23,204 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:35:23,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:35:23,204 INFO L85 PathProgramCache]: Analyzing trace with hash -218898538, now seen corresponding path program 1 times [2022-12-14 12:35:23,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:35:23,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772982720] [2022-12-14 12:35:23,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:35:23,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:35:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:35:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:35:23,506 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:35:23,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772982720] [2022-12-14 12:35:23,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772982720] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:35:23,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:35:23,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:35:23,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730332978] [2022-12-14 12:35:23,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:35:23,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:35:23,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:35:23,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:35:23,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:23,507 INFO L87 Difference]: Start difference. First operand 16196 states and 23686 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:35:26,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:35:28,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:32,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:33,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:36,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:35:36,940 INFO L93 Difference]: Finished difference Result 16209 states and 23703 transitions. [2022-12-14 12:35:36,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:35:36,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-12-14 12:35:36,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:35:36,982 INFO L225 Difference]: With dead ends: 16209 [2022-12-14 12:35:36,982 INFO L226 Difference]: Without dead ends: 16201 [2022-12-14 12:35:36,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:36,988 INFO L413 NwaCegarLoop]: 5196 mSDtfsCounter, 4983 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 1023 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4989 SdHoareTripleChecker+Valid, 7040 SdHoareTripleChecker+Invalid, 1026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1023 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:35:36,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4989 Valid, 7040 Invalid, 1026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1023 Invalid, 3 Unknown, 0 Unchecked, 13.0s Time] [2022-12-14 12:35:36,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16201 states. [2022-12-14 12:35:37,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16201 to 16190. [2022-12-14 12:35:37,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16190 states, 9946 states have (on average 1.3381258797506534) internal successors, (13309), 10246 states have internal predecessors, (13309), 5116 states have call successors, (5116), 1150 states have call predecessors, (5116), 1127 states have return successors, (5252), 5005 states have call predecessors, (5252), 5113 states have call successors, (5252) [2022-12-14 12:35:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16190 states to 16190 states and 23677 transitions. [2022-12-14 12:35:37,543 INFO L78 Accepts]: Start accepts. Automaton has 16190 states and 23677 transitions. Word has length 18 [2022-12-14 12:35:37,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:35:37,543 INFO L495 AbstractCegarLoop]: Abstraction has 16190 states and 23677 transitions. [2022-12-14 12:35:37,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:35:37,544 INFO L276 IsEmpty]: Start isEmpty. Operand 16190 states and 23677 transitions. [2022-12-14 12:35:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 12:35:37,551 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:35:37,551 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 12:35:37,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 12:35:37,551 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:35:37,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:35:37,552 INFO L85 PathProgramCache]: Analyzing trace with hash -141963585, now seen corresponding path program 1 times [2022-12-14 12:35:37,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:35:37,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131096685] [2022-12-14 12:35:37,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:35:37,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:35:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:35:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 12:35:37,916 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:35:37,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131096685] [2022-12-14 12:35:37,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131096685] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:35:37,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:35:37,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:35:37,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23181525] [2022-12-14 12:35:37,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:35:37,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:35:37,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:35:37,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:35:37,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:37,919 INFO L87 Difference]: Start difference. First operand 16190 states and 23677 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 12:35:40,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:35:43,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:47,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:50,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:51,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:53,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:35:57,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:35:57,743 INFO L93 Difference]: Finished difference Result 42109 states and 61408 transitions. [2022-12-14 12:35:57,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:35:57,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 62 [2022-12-14 12:35:57,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:35:57,844 INFO L225 Difference]: With dead ends: 42109 [2022-12-14 12:35:57,845 INFO L226 Difference]: Without dead ends: 25920 [2022-12-14 12:35:57,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:57,908 INFO L413 NwaCegarLoop]: 5388 mSDtfsCounter, 3335 mSDsluCounter, 4361 mSDsCounter, 0 mSdLazyCounter, 1350 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3339 SdHoareTripleChecker+Valid, 9749 SdHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1350 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:35:57,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3339 Valid, 9749 Invalid, 1354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1350 Invalid, 3 Unknown, 0 Unchecked, 18.8s Time] [2022-12-14 12:35:57,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25920 states. [2022-12-14 12:35:58,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25920 to 25906. [2022-12-14 12:35:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25906 states, 15934 states have (on average 1.3351951801179867) internal successors, (21275), 16412 states have internal predecessors, (21275), 8094 states have call successors, (8094), 1912 states have call predecessors, (8094), 1877 states have return successors, (8346), 7919 states have call predecessors, (8346), 8091 states have call successors, (8346) [2022-12-14 12:35:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25906 states to 25906 states and 37715 transitions. [2022-12-14 12:35:58,935 INFO L78 Accepts]: Start accepts. Automaton has 25906 states and 37715 transitions. Word has length 62 [2022-12-14 12:35:58,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:35:58,936 INFO L495 AbstractCegarLoop]: Abstraction has 25906 states and 37715 transitions. [2022-12-14 12:35:58,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 12:35:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 25906 states and 37715 transitions. [2022-12-14 12:35:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 12:35:58,941 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:35:58,941 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 12:35:58,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 12:35:58,941 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:35:58,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:35:58,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1975794833, now seen corresponding path program 1 times [2022-12-14 12:35:58,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:35:58,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005572493] [2022-12-14 12:35:58,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:35:58,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:35:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:35:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 12:35:59,256 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:35:59,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005572493] [2022-12-14 12:35:59,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005572493] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:35:59,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:35:59,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:35:59,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690156777] [2022-12-14 12:35:59,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:35:59,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:35:59,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:35:59,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:35:59,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:35:59,258 INFO L87 Difference]: Start difference. First operand 25906 states and 37715 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 12:36:02,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:36:05,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:06,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:11,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:12,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:16,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:18,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:36:18,648 INFO L93 Difference]: Finished difference Result 62477 states and 91025 transitions. [2022-12-14 12:36:18,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:36:18,649 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 58 [2022-12-14 12:36:18,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:36:18,760 INFO L225 Difference]: With dead ends: 62477 [2022-12-14 12:36:18,760 INFO L226 Difference]: Without dead ends: 36572 [2022-12-14 12:36:18,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:36:18,825 INFO L413 NwaCegarLoop]: 6394 mSDtfsCounter, 4972 mSDsluCounter, 4393 mSDsCounter, 0 mSdLazyCounter, 1421 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4978 SdHoareTripleChecker+Valid, 10787 SdHoareTripleChecker+Invalid, 1425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1421 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:36:18,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4978 Valid, 10787 Invalid, 1425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1421 Invalid, 3 Unknown, 0 Unchecked, 18.1s Time] [2022-12-14 12:36:18,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36572 states. [2022-12-14 12:36:20,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36572 to 36548. [2022-12-14 12:36:20,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36548 states, 22459 states have (on average 1.3340309007524822) internal successors, (29961), 23123 states have internal predecessors, (29961), 11466 states have call successors, (11466), 2668 states have call predecessors, (11466), 2622 states have return successors, (11845), 11225 states have call predecessors, (11845), 11463 states have call successors, (11845) [2022-12-14 12:36:20,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36548 states to 36548 states and 53272 transitions. [2022-12-14 12:36:20,185 INFO L78 Accepts]: Start accepts. Automaton has 36548 states and 53272 transitions. Word has length 58 [2022-12-14 12:36:20,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:36:20,186 INFO L495 AbstractCegarLoop]: Abstraction has 36548 states and 53272 transitions. [2022-12-14 12:36:20,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 12:36:20,186 INFO L276 IsEmpty]: Start isEmpty. Operand 36548 states and 53272 transitions. [2022-12-14 12:36:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 12:36:20,193 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:36:20,193 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 12:36:20,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 12:36:20,193 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:36:20,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:36:20,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1657086166, now seen corresponding path program 1 times [2022-12-14 12:36:20,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:36:20,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306514202] [2022-12-14 12:36:20,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:36:20,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:36:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:36:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 12:36:20,683 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:36:20,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306514202] [2022-12-14 12:36:20,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306514202] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:36:20,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:36:20,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:36:20,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304866961] [2022-12-14 12:36:20,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:36:20,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:36:20,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:36:20,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:36:20,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:36:20,685 INFO L87 Difference]: Start difference. First operand 36548 states and 53272 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 12:36:23,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:36:25,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:27,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:31,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:33,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:37,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:36:37,826 INFO L93 Difference]: Finished difference Result 38094 states and 55440 transitions. [2022-12-14 12:36:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:36:37,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 68 [2022-12-14 12:36:37,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:36:38,021 INFO L225 Difference]: With dead ends: 38094 [2022-12-14 12:36:38,021 INFO L226 Difference]: Without dead ends: 38091 [2022-12-14 12:36:38,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:36:38,044 INFO L413 NwaCegarLoop]: 4609 mSDtfsCounter, 541 mSDsluCounter, 4200 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 8809 SdHoareTripleChecker+Invalid, 1247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:36:38,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 8809 Invalid, 1247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1244 Invalid, 3 Unknown, 0 Unchecked, 16.1s Time] [2022-12-14 12:36:38,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38091 states. [2022-12-14 12:36:39,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38091 to 38091. [2022-12-14 12:36:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38091 states, 23389 states have (on average 1.3358843900979094) internal successors, (31245), 24073 states have internal predecessors, (31245), 11901 states have call successors, (11901), 2846 states have call predecessors, (11901), 2800 states have return successors, (12281), 11654 states have call predecessors, (12281), 11899 states have call successors, (12281) [2022-12-14 12:36:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38091 states to 38091 states and 55427 transitions. [2022-12-14 12:36:39,454 INFO L78 Accepts]: Start accepts. Automaton has 38091 states and 55427 transitions. Word has length 68 [2022-12-14 12:36:39,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:36:39,455 INFO L495 AbstractCegarLoop]: Abstraction has 38091 states and 55427 transitions. [2022-12-14 12:36:39,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 12:36:39,455 INFO L276 IsEmpty]: Start isEmpty. Operand 38091 states and 55427 transitions. [2022-12-14 12:36:39,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 12:36:39,466 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:36:39,467 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:36:39,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 12:36:39,467 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:36:39,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:36:39,467 INFO L85 PathProgramCache]: Analyzing trace with hash 997616015, now seen corresponding path program 1 times [2022-12-14 12:36:39,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:36:39,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132502926] [2022-12-14 12:36:39,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:36:39,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:36:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:36:39,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:36:39,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132502926] [2022-12-14 12:36:39,656 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:36:39,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246196401] [2022-12-14 12:36:39,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:36:39,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:36:39,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:36:39,658 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:36:39,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 12:36:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:36:41,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 8332 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 12:36:41,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:36:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 12:36:41,440 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:36:41,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246196401] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:36:41,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:36:41,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:36:41,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315155965] [2022-12-14 12:36:41,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:36:41,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:36:41,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:36:41,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:36:41,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:36:41,441 INFO L87 Difference]: Start difference. First operand 38091 states and 55427 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 2 states have internal predecessors, (73), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-14 12:36:44,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:36:47,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:52,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:54,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:56,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:36:58,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:37:03,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:37:03,070 INFO L93 Difference]: Finished difference Result 105545 states and 153892 transitions. [2022-12-14 12:37:03,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:37:03,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 2 states have internal predecessors, (73), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 97 [2022-12-14 12:37:03,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:37:03,314 INFO L225 Difference]: With dead ends: 105545 [2022-12-14 12:37:03,314 INFO L226 Difference]: Without dead ends: 67455 [2022-12-14 12:37:03,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:37:03,432 INFO L413 NwaCegarLoop]: 6546 mSDtfsCounter, 4672 mSDsluCounter, 4289 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 38 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4677 SdHoareTripleChecker+Valid, 10835 SdHoareTripleChecker+Invalid, 1605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:37:03,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4677 Valid, 10835 Invalid, 1605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1563 Invalid, 4 Unknown, 0 Unchecked, 19.4s Time] [2022-12-14 12:37:03,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67455 states. [2022-12-14 12:37:05,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67455 to 67408. [2022-12-14 12:37:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67408 states, 41517 states have (on average 1.3350434761663896) internal successors, (55427), 42818 states have internal predecessors, (55427), 20966 states have call successors, (20966), 5015 states have call predecessors, (20966), 4924 states have return successors, (21643), 20453 states have call predecessors, (21643), 20964 states have call successors, (21643) [2022-12-14 12:37:06,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67408 states to 67408 states and 98036 transitions. [2022-12-14 12:37:06,187 INFO L78 Accepts]: Start accepts. Automaton has 67408 states and 98036 transitions. Word has length 97 [2022-12-14 12:37:06,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:37:06,188 INFO L495 AbstractCegarLoop]: Abstraction has 67408 states and 98036 transitions. [2022-12-14 12:37:06,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 2 states have internal predecessors, (73), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-14 12:37:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 67408 states and 98036 transitions. [2022-12-14 12:37:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 12:37:06,199 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:37:06,199 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:37:06,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 12:37:06,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:37:06,401 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:37:06,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:37:06,402 INFO L85 PathProgramCache]: Analyzing trace with hash 886277803, now seen corresponding path program 1 times [2022-12-14 12:37:06,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:37:06,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266648578] [2022-12-14 12:37:06,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:37:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:37:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:37:06,673 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:37:06,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266648578] [2022-12-14 12:37:06,674 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:37:06,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1957952632] [2022-12-14 12:37:06,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:37:06,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:37:06,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:37:06,675 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:37:06,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 12:37:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:37:08,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 8467 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 12:37:08,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:37:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 12:37:08,295 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:37:08,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1957952632] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:37:08,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:37:08,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:37:08,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334077093] [2022-12-14 12:37:08,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:37:08,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:37:08,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:37:08,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:37:08,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:37:08,297 INFO L87 Difference]: Start difference. First operand 67408 states and 98036 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 2 states have internal predecessors, (82), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-12-14 12:37:10,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:37:13,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:37:22,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:37:24,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:37:30,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:37:30,117 INFO L93 Difference]: Finished difference Result 174241 states and 253361 transitions. [2022-12-14 12:37:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:37:30,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 2 states have internal predecessors, (82), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 117 [2022-12-14 12:37:30,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:37:30,587 INFO L225 Difference]: With dead ends: 174241 [2022-12-14 12:37:30,587 INFO L226 Difference]: Without dead ends: 106834 [2022-12-14 12:37:30,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:37:30,771 INFO L413 NwaCegarLoop]: 7993 mSDtfsCounter, 4830 mSDsluCounter, 4370 mSDsCounter, 0 mSdLazyCounter, 1773 mSolverCounterSat, 11 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4835 SdHoareTripleChecker+Valid, 12363 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1773 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:37:30,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4835 Valid, 12363 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1773 Invalid, 3 Unknown, 0 Unchecked, 18.0s Time] [2022-12-14 12:37:30,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106834 states. [2022-12-14 12:37:34,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106834 to 106813. [2022-12-14 12:37:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106813 states, 65989 states have (on average 1.3344799890890906) internal successors, (88061), 68026 states have internal predecessors, (88061), 33004 states have call successors, (33004), 7960 states have call predecessors, (33004), 7819 states have return successors, (34021), 32173 states have call predecessors, (34021), 33002 states have call successors, (34021) [2022-12-14 12:37:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106813 states to 106813 states and 155086 transitions. [2022-12-14 12:37:35,565 INFO L78 Accepts]: Start accepts. Automaton has 106813 states and 155086 transitions. Word has length 117 [2022-12-14 12:37:35,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:37:35,566 INFO L495 AbstractCegarLoop]: Abstraction has 106813 states and 155086 transitions. [2022-12-14 12:37:35,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 2 states have internal predecessors, (82), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-12-14 12:37:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 106813 states and 155086 transitions. [2022-12-14 12:37:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 12:37:35,585 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:37:35,585 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:37:35,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 12:37:35,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-14 12:37:35,787 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:37:35,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:37:35,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1332053255, now seen corresponding path program 1 times [2022-12-14 12:37:35,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:37:35,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866243095] [2022-12-14 12:37:35,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:37:35,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:37:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:37:36,022 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:37:36,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866243095] [2022-12-14 12:37:36,022 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:37:36,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1797734217] [2022-12-14 12:37:36,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:37:36,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:37:36,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:37:36,024 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:37:36,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 12:37:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:37:37,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 8500 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 12:37:37,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:37:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:37:37,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:37:37,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1797734217] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:37:37,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:37:37,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 12:37:37,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723067692] [2022-12-14 12:37:37,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:37:37,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 12:37:37,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:37:37,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 12:37:37,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:37:37,828 INFO L87 Difference]: Start difference. First operand 106813 states and 155086 transitions. Second operand has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:37:40,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:37:43,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:37:45,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:37:47,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:37:49,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:38:02,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:04,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:06,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:08,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:10,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:12,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:14,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:15,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:24,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:38:24,453 INFO L93 Difference]: Finished difference Result 214496 states and 316548 transitions. [2022-12-14 12:38:24,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:38:24,454 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 125 [2022-12-14 12:38:24,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:38:24,893 INFO L225 Difference]: With dead ends: 214496 [2022-12-14 12:38:24,893 INFO L226 Difference]: Without dead ends: 107183 [2022-12-14 12:38:25,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:38:25,243 INFO L413 NwaCegarLoop]: 4390 mSDtfsCounter, 11 mSDsluCounter, 17464 mSDsCounter, 0 mSdLazyCounter, 3294 mSolverCounterSat, 22 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 21854 SdHoareTripleChecker+Invalid, 3325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 3294 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:38:25,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 21854 Invalid, 3325 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [22 Valid, 3294 Invalid, 9 Unknown, 0 Unchecked, 42.4s Time] [2022-12-14 12:38:25,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107183 states. [2022-12-14 12:38:29,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107183 to 107183. [2022-12-14 12:38:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107183 states, 66173 states have (on average 1.3337766158402975) internal successors, (88260), 68272 states have internal predecessors, (88260), 33128 states have call successors, (33128), 7960 states have call predecessors, (33128), 7881 states have return successors, (34247), 32297 states have call predecessors, (34247), 33126 states have call successors, (34247) [2022-12-14 12:38:29,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107183 states to 107183 states and 155635 transitions. [2022-12-14 12:38:29,899 INFO L78 Accepts]: Start accepts. Automaton has 107183 states and 155635 transitions. Word has length 125 [2022-12-14 12:38:29,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:38:29,900 INFO L495 AbstractCegarLoop]: Abstraction has 107183 states and 155635 transitions. [2022-12-14 12:38:29,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:38:29,900 INFO L276 IsEmpty]: Start isEmpty. Operand 107183 states and 155635 transitions. [2022-12-14 12:38:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 12:38:29,923 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:38:29,923 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:38:29,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-12-14 12:38:30,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-14 12:38:30,125 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:38:30,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:38:30,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1330327847, now seen corresponding path program 1 times [2022-12-14 12:38:30,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:38:30,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264364787] [2022-12-14 12:38:30,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:38:30,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:38:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:38:30,358 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:38:30,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264364787] [2022-12-14 12:38:30,358 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:38:30,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091681937] [2022-12-14 12:38:30,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:38:30,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:38:30,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:38:30,359 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:38:30,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 12:38:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:38:32,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 8502 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 12:38:32,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:38:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:38:32,498 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:38:32,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091681937] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:38:32,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:38:32,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 12:38:32,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120346441] [2022-12-14 12:38:32,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:38:32,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:38:32,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:38:32,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:38:32,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:38:32,500 INFO L87 Difference]: Start difference. First operand 107183 states and 155635 transitions. Second operand has 7 states, 6 states have (on average 14.5) internal successors, (87), 7 states have internal predecessors, (87), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:38:34,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:37,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:38:39,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:53,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:54,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:56,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:58,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:38:59,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:01,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:02,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:12,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:39:12,006 INFO L93 Difference]: Finished difference Result 215236 states and 317686 transitions. [2022-12-14 12:39:12,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:39:12,006 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.5) internal successors, (87), 7 states have internal predecessors, (87), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 126 [2022-12-14 12:39:12,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:39:12,479 INFO L225 Difference]: With dead ends: 215236 [2022-12-14 12:39:12,479 INFO L226 Difference]: Without dead ends: 107553 [2022-12-14 12:39:12,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:39:12,851 INFO L413 NwaCegarLoop]: 4379 mSDtfsCounter, 32 mSDsluCounter, 21785 mSDsCounter, 0 mSdLazyCounter, 3987 mSolverCounterSat, 30 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 26164 SdHoareTripleChecker+Invalid, 4020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 3987 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:39:12,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 26164 Invalid, 4020 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [30 Valid, 3987 Invalid, 3 Unknown, 0 Unchecked, 35.2s Time] [2022-12-14 12:39:12,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107553 states. [2022-12-14 12:39:17,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107553 to 107183. [2022-12-14 12:39:17,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107183 states, 66173 states have (on average 1.3330210206579722) internal successors, (88210), 68272 states have internal predecessors, (88210), 33128 states have call successors, (33128), 7960 states have call predecessors, (33128), 7881 states have return successors, (34247), 32297 states have call predecessors, (34247), 33126 states have call successors, (34247) [2022-12-14 12:39:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107183 states to 107183 states and 155585 transitions. [2022-12-14 12:39:17,592 INFO L78 Accepts]: Start accepts. Automaton has 107183 states and 155585 transitions. Word has length 126 [2022-12-14 12:39:17,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:39:17,592 INFO L495 AbstractCegarLoop]: Abstraction has 107183 states and 155585 transitions. [2022-12-14 12:39:17,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.5) internal successors, (87), 7 states have internal predecessors, (87), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:39:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 107183 states and 155585 transitions. [2022-12-14 12:39:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 12:39:17,618 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:39:17,619 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:39:17,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 12:39:17,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:39:17,821 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:39:17,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:39:17,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1797837164, now seen corresponding path program 1 times [2022-12-14 12:39:17,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:39:17,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488201338] [2022-12-14 12:39:17,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:39:17,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:39:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:39:18,130 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:39:18,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488201338] [2022-12-14 12:39:18,131 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:39:18,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465923653] [2022-12-14 12:39:18,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:39:18,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:39:18,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:39:18,132 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:39:18,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 12:39:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:39:19,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 8504 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 12:39:19,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:39:20,009 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:39:20,010 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:39:20,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465923653] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:39:20,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:39:20,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 12:39:20,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487082075] [2022-12-14 12:39:20,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:39:20,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:39:20,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:39:20,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:39:20,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:39:20,011 INFO L87 Difference]: Start difference. First operand 107183 states and 155585 transitions. Second operand has 7 states, 6 states have (on average 14.666666666666666) internal successors, (88), 7 states have internal predecessors, (88), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:39:22,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:25,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:39:37,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:39,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:40,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:41,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:39:51,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:39:51,796 INFO L93 Difference]: Finished difference Result 215278 states and 317461 transitions. [2022-12-14 12:39:51,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:39:51,797 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.666666666666666) internal successors, (88), 7 states have internal predecessors, (88), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 127 [2022-12-14 12:39:51,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:39:52,257 INFO L225 Difference]: With dead ends: 215278 [2022-12-14 12:39:52,257 INFO L226 Difference]: Without dead ends: 107771 [2022-12-14 12:39:52,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:39:52,727 INFO L413 NwaCegarLoop]: 4378 mSDtfsCounter, 35 mSDsluCounter, 17414 mSDsCounter, 0 mSdLazyCounter, 3332 mSolverCounterSat, 32 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 21792 SdHoareTripleChecker+Invalid, 3367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 3332 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:39:52,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 21792 Invalid, 3367 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [32 Valid, 3332 Invalid, 3 Unknown, 0 Unchecked, 27.1s Time] [2022-12-14 12:39:52,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107771 states. [2022-12-14 12:39:57,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107771 to 107771. [2022-12-14 12:39:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107771 states, 66509 states have (on average 1.3322257138131681) internal successors, (88605), 68650 states have internal predecessors, (88605), 33296 states have call successors, (33296), 8002 states have call predecessors, (33296), 7965 states have return successors, (34579), 32465 states have call predecessors, (34579), 33294 states have call successors, (34579) [2022-12-14 12:39:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107771 states to 107771 states and 156480 transitions. [2022-12-14 12:39:57,978 INFO L78 Accepts]: Start accepts. Automaton has 107771 states and 156480 transitions. Word has length 127 [2022-12-14 12:39:57,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:39:57,978 INFO L495 AbstractCegarLoop]: Abstraction has 107771 states and 156480 transitions. [2022-12-14 12:39:57,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.666666666666666) internal successors, (88), 7 states have internal predecessors, (88), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:39:57,979 INFO L276 IsEmpty]: Start isEmpty. Operand 107771 states and 156480 transitions. [2022-12-14 12:39:58,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 12:39:58,000 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:39:58,000 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:39:58,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 12:39:58,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-14 12:39:58,202 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:39:58,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:39:58,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1212868558, now seen corresponding path program 1 times [2022-12-14 12:39:58,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:39:58,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652718369] [2022-12-14 12:39:58,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:39:58,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:39:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:39:58,448 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:39:58,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652718369] [2022-12-14 12:39:58,448 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:39:58,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659902218] [2022-12-14 12:39:58,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:39:58,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:39:58,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:39:58,449 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:39:58,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 12:40:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:40:00,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 8444 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 12:40:00,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:40:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:40:00,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:40:00,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [659902218] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:40:00,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:40:00,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:40:00,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130969585] [2022-12-14 12:40:00,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:40:00,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:40:00,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:40:00,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:40:00,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:40:00,455 INFO L87 Difference]: Start difference. First operand 107771 states and 156480 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 12:40:02,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:05,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:40:08,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:17,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:19,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:20,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:21,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:22,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:30,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:40:30,054 INFO L93 Difference]: Finished difference Result 216965 states and 320950 transitions. [2022-12-14 12:40:30,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:40:30,055 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 122 [2022-12-14 12:40:30,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:40:30,572 INFO L225 Difference]: With dead ends: 216965 [2022-12-14 12:40:30,572 INFO L226 Difference]: Without dead ends: 109195 [2022-12-14 12:40:30,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:40:31,000 INFO L413 NwaCegarLoop]: 4420 mSDtfsCounter, 5 mSDsluCounter, 13248 mSDsCounter, 0 mSdLazyCounter, 2506 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 17668 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2506 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:40:31,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 17668 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2506 Invalid, 3 Unknown, 0 Unchecked, 25.2s Time] [2022-12-14 12:40:31,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109195 states. [2022-12-14 12:40:35,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109195 to 108163. [2022-12-14 12:40:35,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108163 states, 66834 states have (on average 1.3306101684771223) internal successors, (88930), 68913 states have internal predecessors, (88930), 33296 states have call successors, (33296), 8002 states have call predecessors, (33296), 8032 states have return successors, (34750), 32594 states have call predecessors, (34750), 33294 states have call successors, (34750) [2022-12-14 12:40:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108163 states to 108163 states and 156976 transitions. [2022-12-14 12:40:36,409 INFO L78 Accepts]: Start accepts. Automaton has 108163 states and 156976 transitions. Word has length 122 [2022-12-14 12:40:36,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:40:36,410 INFO L495 AbstractCegarLoop]: Abstraction has 108163 states and 156976 transitions. [2022-12-14 12:40:36,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 12:40:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 108163 states and 156976 transitions. [2022-12-14 12:40:36,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 12:40:36,438 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:40:36,439 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:40:36,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 12:40:36,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-14 12:40:36,640 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:40:36,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:40:36,640 INFO L85 PathProgramCache]: Analyzing trace with hash 250662050, now seen corresponding path program 1 times [2022-12-14 12:40:36,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:40:36,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327928331] [2022-12-14 12:40:36,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:40:36,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:40:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:40:36,888 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:40:36,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327928331] [2022-12-14 12:40:36,888 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:40:36,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941282968] [2022-12-14 12:40:36,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:40:36,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:40:36,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:40:36,889 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:40:36,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 12:40:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:40:38,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 8506 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 12:40:38,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:40:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:40:38,552 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:40:38,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941282968] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:40:38,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:40:38,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 12:40:38,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372168435] [2022-12-14 12:40:38,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:40:38,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:40:38,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:40:38,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:40:38,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:40:38,554 INFO L87 Difference]: Start difference. First operand 108163 states and 156976 transitions. Second operand has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 7 states have internal predecessors, (89), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:40:41,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:44,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:40:47,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:40:59,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:01,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:03,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:05,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:07,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:09,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:12,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:14,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:16,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:26,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:41:26,194 INFO L93 Difference]: Finished difference Result 217397 states and 319355 transitions. [2022-12-14 12:41:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:41:26,195 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 7 states have internal predecessors, (89), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 128 [2022-12-14 12:41:26,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:41:26,673 INFO L225 Difference]: With dead ends: 217397 [2022-12-14 12:41:26,673 INFO L226 Difference]: Without dead ends: 109235 [2022-12-14 12:41:27,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:41:27,136 INFO L413 NwaCegarLoop]: 4376 mSDtfsCounter, 32 mSDsluCounter, 21776 mSDsCounter, 0 mSdLazyCounter, 3985 mSolverCounterSat, 34 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 26152 SdHoareTripleChecker+Invalid, 4027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 3985 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:41:27,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 26152 Invalid, 4027 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [34 Valid, 3985 Invalid, 8 Unknown, 0 Unchecked, 43.1s Time] [2022-12-14 12:41:27,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109235 states. [2022-12-14 12:41:31,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109235 to 109235. [2022-12-14 12:41:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109235 states, 67504 states have (on average 1.3293138184403888) internal successors, (89734), 69583 states have internal predecessors, (89734), 33564 states have call successors, (33564), 8069 states have call predecessors, (33564), 8166 states have return successors, (35336), 32929 states have call predecessors, (35336), 33562 states have call successors, (35336) [2022-12-14 12:41:31,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109235 states to 109235 states and 158634 transitions. [2022-12-14 12:41:31,867 INFO L78 Accepts]: Start accepts. Automaton has 109235 states and 158634 transitions. Word has length 128 [2022-12-14 12:41:31,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:41:31,867 INFO L495 AbstractCegarLoop]: Abstraction has 109235 states and 158634 transitions. [2022-12-14 12:41:31,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 7 states have internal predecessors, (89), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:41:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 109235 states and 158634 transitions. [2022-12-14 12:41:31,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 12:41:31,896 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:41:31,896 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:41:31,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-14 12:41:32,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-14 12:41:32,098 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:41:32,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:41:32,099 INFO L85 PathProgramCache]: Analyzing trace with hash -433005009, now seen corresponding path program 1 times [2022-12-14 12:41:32,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:41:32,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703619290] [2022-12-14 12:41:32,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:41:32,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:41:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:41:32,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:41:32,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703619290] [2022-12-14 12:41:32,424 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:41:32,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504294779] [2022-12-14 12:41:32,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:41:32,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:41:32,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:41:32,425 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:41:32,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-14 12:41:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:41:34,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 8508 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 12:41:34,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:41:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:41:34,447 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:41:34,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1504294779] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:41:34,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:41:34,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 12:41:34,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362029487] [2022-12-14 12:41:34,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:41:34,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:41:34,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:41:34,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:41:34,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:41:34,449 INFO L87 Difference]: Start difference. First operand 109235 states and 158634 transitions. Second operand has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:41:36,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:38,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:40,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:42,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:44,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:47,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:50,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:42:01,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:03,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:05,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:07,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:08,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:18,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:42:18,038 INFO L93 Difference]: Finished difference Result 219516 states and 322509 transitions. [2022-12-14 12:42:18,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:42:18,039 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 129 [2022-12-14 12:42:18,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:42:18,597 INFO L225 Difference]: With dead ends: 219516 [2022-12-14 12:42:18,597 INFO L226 Difference]: Without dead ends: 110032 [2022-12-14 12:42:19,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:42:19,072 INFO L413 NwaCegarLoop]: 4373 mSDtfsCounter, 36 mSDsluCounter, 17406 mSDsCounter, 0 mSdLazyCounter, 3323 mSolverCounterSat, 36 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 21779 SdHoareTripleChecker+Invalid, 3366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 3323 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:42:19,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 21779 Invalid, 3366 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [36 Valid, 3323 Invalid, 7 Unknown, 0 Unchecked, 38.8s Time] [2022-12-14 12:42:19,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110032 states. [2022-12-14 12:42:24,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110032 to 109907. [2022-12-14 12:42:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109907 states, 67924 states have (on average 1.3285142217772805) internal successors, (90238), 70003 states have internal predecessors, (90238), 33732 states have call successors, (33732), 8111 states have call predecessors, (33732), 8250 states have return successors, (35834), 33139 states have call predecessors, (35834), 33730 states have call successors, (35834) [2022-12-14 12:42:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109907 states to 109907 states and 159804 transitions. [2022-12-14 12:42:24,690 INFO L78 Accepts]: Start accepts. Automaton has 109907 states and 159804 transitions. Word has length 129 [2022-12-14 12:42:24,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:42:24,690 INFO L495 AbstractCegarLoop]: Abstraction has 109907 states and 159804 transitions. [2022-12-14 12:42:24,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.0) internal successors, (90), 7 states have internal predecessors, (90), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:42:24,691 INFO L276 IsEmpty]: Start isEmpty. Operand 109907 states and 159804 transitions. [2022-12-14 12:42:24,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 12:42:24,722 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:42:24,722 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:42:24,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-12-14 12:42:24,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-14 12:42:24,924 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:42:24,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:42:24,925 INFO L85 PathProgramCache]: Analyzing trace with hash 85519389, now seen corresponding path program 1 times [2022-12-14 12:42:24,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:42:24,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845166092] [2022-12-14 12:42:24,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:24,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:42:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:25,145 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:42:25,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845166092] [2022-12-14 12:42:25,145 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:42:25,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088313567] [2022-12-14 12:42:25,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:25,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:42:25,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:42:25,146 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:42:25,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-14 12:42:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:27,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 8510 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 12:42:27,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:42:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:42:27,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:42:27,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088313567] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:42:27,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:42:27,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 12:42:27,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711498543] [2022-12-14 12:42:27,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:42:27,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:42:27,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:42:27,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:42:27,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:42:27,467 INFO L87 Difference]: Start difference. First operand 109907 states and 159804 transitions. Second operand has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:42:30,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:36,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:42:47,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:48,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:50,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:52,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:54,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:57,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:58,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:00,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:03,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:09,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:43:09,712 INFO L93 Difference]: Finished difference Result 220818 states and 324869 transitions. [2022-12-14 12:43:09,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:43:09,713 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 130 [2022-12-14 12:43:09,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:43:10,223 INFO L225 Difference]: With dead ends: 220818 [2022-12-14 12:43:10,223 INFO L226 Difference]: Without dead ends: 110442 [2022-12-14 12:43:10,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:43:10,619 INFO L413 NwaCegarLoop]: 4372 mSDtfsCounter, 36 mSDsluCounter, 17404 mSDsCounter, 0 mSdLazyCounter, 3327 mSolverCounterSat, 38 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 21776 SdHoareTripleChecker+Invalid, 3370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 3327 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:43:10,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 21776 Invalid, 3370 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [38 Valid, 3327 Invalid, 5 Unknown, 0 Unchecked, 36.4s Time] [2022-12-14 12:43:10,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110442 states. [2022-12-14 12:43:14,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110442 to 110167. [2022-12-14 12:43:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110167 states, 68084 states have (on average 1.3283297103577933) internal successors, (90438), 70163 states have internal predecessors, (90438), 33812 states have call successors, (33812), 8111 states have call predecessors, (33812), 8270 states have return successors, (36154), 33239 states have call predecessors, (36154), 33810 states have call successors, (36154) [2022-12-14 12:43:15,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110167 states to 110167 states and 160404 transitions. [2022-12-14 12:43:15,473 INFO L78 Accepts]: Start accepts. Automaton has 110167 states and 160404 transitions. Word has length 130 [2022-12-14 12:43:15,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:43:15,473 INFO L495 AbstractCegarLoop]: Abstraction has 110167 states and 160404 transitions. [2022-12-14 12:43:15,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 12:43:15,473 INFO L276 IsEmpty]: Start isEmpty. Operand 110167 states and 160404 transitions. [2022-12-14 12:43:15,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 12:43:15,509 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:43:15,509 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:43:15,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-14 12:43:15,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-14 12:43:15,710 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:43:15,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:43:15,711 INFO L85 PathProgramCache]: Analyzing trace with hash -782726710, now seen corresponding path program 1 times [2022-12-14 12:43:15,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:43:15,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075421599] [2022-12-14 12:43:15,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:43:15,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:43:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:43:15,935 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:43:15,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075421599] [2022-12-14 12:43:15,935 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:43:15,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647014471] [2022-12-14 12:43:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:43:15,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:43:15,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:43:15,936 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:43:15,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-14 12:43:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:43:17,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 8512 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 12:43:17,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:43:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 12:43:17,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:43:17,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647014471] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:43:17,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:43:17,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:43:17,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7393700] [2022-12-14 12:43:17,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:43:17,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:43:17,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:43:17,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:43:17,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:43:17,768 INFO L87 Difference]: Start difference. First operand 110167 states and 160404 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) [2022-12-14 12:43:20,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:23,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:43:26,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:30,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:32,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:37,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:43:37,115 INFO L93 Difference]: Finished difference Result 220421 states and 322251 transitions. [2022-12-14 12:43:37,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:43:37,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) Word has length 131 [2022-12-14 12:43:37,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:43:37,610 INFO L225 Difference]: With dead ends: 220421 [2022-12-14 12:43:37,610 INFO L226 Difference]: Without dead ends: 110255 [2022-12-14 12:43:37,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:43:37,960 INFO L413 NwaCegarLoop]: 4402 mSDtfsCounter, 143 mSDsluCounter, 4253 mSDsCounter, 0 mSdLazyCounter, 1208 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 8655 SdHoareTripleChecker+Invalid, 1215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1208 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:43:37,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 8655 Invalid, 1215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1208 Invalid, 3 Unknown, 0 Unchecked, 15.1s Time] [2022-12-14 12:43:38,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110255 states. [2022-12-14 12:43:42,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110255 to 110167. [2022-12-14 12:43:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110167 states, 68084 states have (on average 1.3277128253334116) internal successors, (90396), 70163 states have internal predecessors, (90396), 33812 states have call successors, (33812), 8111 states have call predecessors, (33812), 8270 states have return successors, (36154), 33239 states have call predecessors, (36154), 33810 states have call successors, (36154) [2022-12-14 12:43:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110167 states to 110167 states and 160362 transitions. [2022-12-14 12:43:42,918 INFO L78 Accepts]: Start accepts. Automaton has 110167 states and 160362 transitions. Word has length 131 [2022-12-14 12:43:42,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:43:42,918 INFO L495 AbstractCegarLoop]: Abstraction has 110167 states and 160362 transitions. [2022-12-14 12:43:42,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) [2022-12-14 12:43:42,919 INFO L276 IsEmpty]: Start isEmpty. Operand 110167 states and 160362 transitions. [2022-12-14 12:43:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-12-14 12:43:43,022 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:43:43,022 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:43:43,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-12-14 12:43:43,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-12-14 12:43:43,224 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:43:43,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:43:43,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1013574848, now seen corresponding path program 1 times [2022-12-14 12:43:43,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:43:43,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802684965] [2022-12-14 12:43:43,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:43:43,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:43:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:43:43,450 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:43:43,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802684965] [2022-12-14 12:43:43,450 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:43:43,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787832160] [2022-12-14 12:43:43,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:43:43,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:43:43,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:43:43,452 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:43:43,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-12-14 12:43:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:43:45,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 8863 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 12:43:45,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:43:45,452 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 12:43:45,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:43:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 12:43:45,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787832160] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-14 12:43:45,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 12:43:45,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2022-12-14 12:43:45,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11560372] [2022-12-14 12:43:45,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:43:45,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:43:45,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:43:45,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:43:45,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:43:45,864 INFO L87 Difference]: Start difference. First operand 110167 states and 160362 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-14 12:43:51,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:43:58,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:59,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:00,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:10,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:17,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:44:17,563 INFO L93 Difference]: Finished difference Result 158861 states and 232784 transitions. [2022-12-14 12:44:17,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:44:17,563 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 182 [2022-12-14 12:44:17,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:44:18,212 INFO L225 Difference]: With dead ends: 158861 [2022-12-14 12:44:18,213 INFO L226 Difference]: Without dead ends: 158843 [2022-12-14 12:44:18,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:44:18,285 INFO L413 NwaCegarLoop]: 4655 mSDtfsCounter, 9518 mSDsluCounter, 1375 mSDsCounter, 0 mSdLazyCounter, 4902 mSolverCounterSat, 2605 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10248 SdHoareTripleChecker+Valid, 6030 SdHoareTripleChecker+Invalid, 7510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2605 IncrementalHoareTripleChecker+Valid, 4902 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:44:18,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10248 Valid, 6030 Invalid, 7510 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2605 Valid, 4902 Invalid, 3 Unknown, 0 Unchecked, 25.2s Time] [2022-12-14 12:44:18,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158843 states. [2022-12-14 12:44:24,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158843 to 158507. [2022-12-14 12:44:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158507 states, 98045 states have (on average 1.327869855678515) internal successors, (130191), 101116 states have internal predecessors, (130191), 48643 states have call successors, (48643), 11498 states have call predecessors, (48643), 11818 states have return successors, (53404), 47831 states have call predecessors, (53404), 48641 states have call successors, (53404) [2022-12-14 12:44:25,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158507 states to 158507 states and 232238 transitions. [2022-12-14 12:44:25,654 INFO L78 Accepts]: Start accepts. Automaton has 158507 states and 232238 transitions. Word has length 182 [2022-12-14 12:44:25,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:44:25,654 INFO L495 AbstractCegarLoop]: Abstraction has 158507 states and 232238 transitions. [2022-12-14 12:44:25,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-14 12:44:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 158507 states and 232238 transitions. [2022-12-14 12:44:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-12-14 12:44:25,802 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:44:25,802 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:44:25,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-12-14 12:44:26,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:44:26,004 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:44:26,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:44:26,005 INFO L85 PathProgramCache]: Analyzing trace with hash 2121489652, now seen corresponding path program 1 times [2022-12-14 12:44:26,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:44:26,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824303935] [2022-12-14 12:44:26,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:44:26,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:44:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:44:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 12:44:26,441 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:44:26,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824303935] [2022-12-14 12:44:26,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824303935] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:44:26,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:44:26,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:44:26,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002746128] [2022-12-14 12:44:26,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:44:26,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:44:26,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:44:26,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:44:26,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:44:26,443 INFO L87 Difference]: Start difference. First operand 158507 states and 232238 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:44:29,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:34,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:44:42,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:43,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:52,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:44:52,855 INFO L93 Difference]: Finished difference Result 384122 states and 563372 transitions. [2022-12-14 12:44:52,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:44:52,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 230 [2022-12-14 12:44:52,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:44:53,950 INFO L225 Difference]: With dead ends: 384122 [2022-12-14 12:44:53,951 INFO L226 Difference]: Without dead ends: 225616 [2022-12-14 12:44:54,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:44:54,615 INFO L413 NwaCegarLoop]: 8086 mSDtfsCounter, 4606 mSDsluCounter, 4375 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4610 SdHoareTripleChecker+Valid, 12461 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2022-12-14 12:44:54,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4610 Valid, 12461 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1783 Invalid, 3 Unknown, 0 Unchecked, 17.5s Time] [2022-12-14 12:44:54,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225616 states. [2022-12-14 12:45:04,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225616 to 225490. [2022-12-14 12:45:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225490 states, 140004 states have (on average 1.3320547984343305) internal successors, (186493), 144234 states have internal predecessors, (186493), 68805 states have call successors, (68805), 16182 states have call predecessors, (68805), 16680 states have return successors, (75610), 67820 states have call predecessors, (75610), 68803 states have call successors, (75610) [2022-12-14 12:45:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225490 states to 225490 states and 330908 transitions. [2022-12-14 12:45:05,249 INFO L78 Accepts]: Start accepts. Automaton has 225490 states and 330908 transitions. Word has length 230 [2022-12-14 12:45:05,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:45:05,250 INFO L495 AbstractCegarLoop]: Abstraction has 225490 states and 330908 transitions. [2022-12-14 12:45:05,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:45:05,250 INFO L276 IsEmpty]: Start isEmpty. Operand 225490 states and 330908 transitions. [2022-12-14 12:45:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 12:45:05,680 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:45:05,680 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:45:05,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-14 12:45:05,681 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:45:05,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:45:05,681 INFO L85 PathProgramCache]: Analyzing trace with hash 52175285, now seen corresponding path program 1 times [2022-12-14 12:45:05,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:45:05,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977404902] [2022-12-14 12:45:05,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:45:05,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:45:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:45:05,885 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:45:05,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977404902] [2022-12-14 12:45:05,885 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 12:45:05,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375022592] [2022-12-14 12:45:05,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:45:05,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:45:05,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:45:05,886 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:45:05,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-12-14 12:45:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:45:08,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 9303 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:45:08,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:45:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2022-12-14 12:45:08,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:45:08,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375022592] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:45:08,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:45:08,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:45:08,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123798334] [2022-12-14 12:45:08,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:45:08,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:45:08,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:45:08,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:45:08,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:45:08,390 INFO L87 Difference]: Start difference. First operand 225490 states and 330908 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-14 12:45:10,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:15,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:45:23,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:25,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:27,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:29,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:30,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:41,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:45:41,503 INFO L93 Difference]: Finished difference Result 451247 states and 666372 transitions. [2022-12-14 12:45:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:45:41,504 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 226 [2022-12-14 12:45:41,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:45:42,870 INFO L225 Difference]: With dead ends: 451247 [2022-12-14 12:45:42,870 INFO L226 Difference]: Without dead ends: 226006 [2022-12-14 12:45:43,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:45:43,669 INFO L413 NwaCegarLoop]: 4400 mSDtfsCounter, 7 mSDsluCounter, 8788 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 13188 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2022-12-14 12:45:43,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 13188 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1882 Invalid, 5 Unknown, 0 Unchecked, 23.7s Time] [2022-12-14 12:45:43,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226006 states. [2022-12-14 12:45:53,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226006 to 225778. [2022-12-14 12:45:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225778 states, 140234 states have (on average 1.3315101901108148) internal successors, (186723), 144493 states have internal predecessors, (186723), 68834 states have call successors, (68834), 16182 states have call predecessors, (68834), 16709 states have return successors, (75701), 67849 states have call predecessors, (75701), 68832 states have call successors, (75701) [2022-12-14 12:45:54,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225778 states to 225778 states and 331258 transitions. [2022-12-14 12:45:54,644 INFO L78 Accepts]: Start accepts. Automaton has 225778 states and 331258 transitions. Word has length 226 [2022-12-14 12:45:54,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:45:54,644 INFO L495 AbstractCegarLoop]: Abstraction has 225778 states and 331258 transitions. [2022-12-14 12:45:54,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-14 12:45:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 225778 states and 331258 transitions. [2022-12-14 12:45:54,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-12-14 12:45:54,878 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:45:54,878 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:45:54,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-12-14 12:45:55,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d58ce56-fb85-4ae8-89ff-50d8ee9369a9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:45:55,080 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:45:55,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:45:55,081 INFO L85 PathProgramCache]: Analyzing trace with hash 279490061, now seen corresponding path program 1 times [2022-12-14 12:45:55,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:45:55,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421767168] [2022-12-14 12:45:55,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:45:55,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:45:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:45:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 12:45:55,818 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:45:55,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421767168] [2022-12-14 12:45:55,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421767168] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:45:55,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:45:55,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:45:55,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477976201] [2022-12-14 12:45:55,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:45:55,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:45:55,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:45:55,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:45:55,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:45:55,820 INFO L87 Difference]: Start difference. First operand 225778 states and 331258 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:45:57,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:59,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:46:06,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:46:15,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:46:16,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:46:18,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []