./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 51be78885ca7a0fdf86d7aa977405871bdb86d4d67702760ccb1fc038e7f33e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:32:57,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:32:57,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:32:57,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:32:57,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:32:57,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:32:57,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:32:57,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:32:57,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:32:57,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:32:57,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:32:57,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:32:57,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:32:57,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:32:57,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:32:57,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:32:57,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:32:57,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:32:57,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:32:57,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:32:57,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:32:57,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:32:57,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:32:57,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:32:57,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:32:57,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:32:57,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:32:57,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:32:57,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:32:57,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:32:57,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:32:57,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:32:57,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:32:57,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:32:57,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:32:57,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:32:57,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:32:57,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:32:57,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:32:57,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:32:57,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:32:57,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:32:57,805 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:32:57,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:32:57,806 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:32:57,806 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:32:57,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:32:57,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:32:57,815 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:32:57,815 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:32:57,816 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:32:57,816 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:32:57,817 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:32:57,817 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:32:57,817 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:32:57,818 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:32:57,818 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:32:57,818 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:32:57,818 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:32:57,818 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:32:57,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:32:57,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:32:57,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:32:57,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:32:57,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:32:57,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:32:57,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:32:57,821 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:32:57,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:32:57,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:32:57,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:32:57,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:32:57,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:32:57,823 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:32:57,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:32:57,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:32:57,824 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:32:57,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:32:57,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:32:57,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:32:57,824 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_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51be78885ca7a0fdf86d7aa977405871bdb86d4d67702760ccb1fc038e7f33e2 [2022-11-25 23:32:58,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:32:58,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:32:58,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:32:58,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:32:58,221 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:32:58,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2022-11-25 23:33:01,320 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:33:02,170 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:33:02,170 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2022-11-25 23:33:02,233 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/data/306733d1c/a829d87a63594cfaadefb863e5167a7b/FLAG72a79a1b2 [2022-11-25 23:33:02,246 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/data/306733d1c/a829d87a63594cfaadefb863e5167a7b [2022-11-25 23:33:02,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:33:02,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:33:02,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:33:02,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:33:02,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:33:02,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:33:02" (1/1) ... [2022-11-25 23:33:02,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359e8ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:02, skipping insertion in model container [2022-11-25 23:33:02,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:33:02" (1/1) ... [2022-11-25 23:33:02,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:33:02,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:33:03,154 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:33:03,445 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:33:03,451 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:33:03,458 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:33:03,626 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:33:03,627 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:33:03,628 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:33:03,629 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 23:33:03,637 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:33:03,638 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:33:03,651 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:33:03,771 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 23:33:03,781 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:33:03,786 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 23:33:03,810 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-25 23:33:03,933 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-11-25 23:33:03,991 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 23:33:04,048 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 23:33:04,050 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 23:33:04,061 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:33:04,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,629 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_ref [2022-11-25 23:33:04,631 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_deref [2022-11-25 23:33:04,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,640 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,649 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,656 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,661 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,667 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,669 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,672 WARN L623 FunctionHandler]: Unknown extern function tty_wakeup [2022-11-25 23:33:04,673 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,680 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:04,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,686 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 23:33:04,691 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,699 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 23:33:04,699 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 23:33:04,702 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:04,702 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:04,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,705 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:04,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,706 WARN L623 FunctionHandler]: Unknown extern function tty_hangup [2022-11-25 23:33:04,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,718 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,724 WARN L623 FunctionHandler]: Unknown extern function do_SAK [2022-11-25 23:33:04,727 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,728 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-11-25 23:33:04,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,769 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,777 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:33:04,778 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,790 WARN L623 FunctionHandler]: Unknown extern function get_zeroed_page [2022-11-25 23:33:04,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,793 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:33:04,796 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:33:04,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,809 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:04,809 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:04,810 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:33:04,810 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-11-25 23:33:04,811 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,838 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,858 WARN L623 FunctionHandler]: Unknown extern function tty_get_baud_rate [2022-11-25 23:33:04,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,877 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,895 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,896 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,912 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,916 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,921 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,958 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,967 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 23:33:04,968 WARN L623 FunctionHandler]: Unknown extern function tty_wakeup [2022-11-25 23:33:04,974 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,976 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,983 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,986 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:04,997 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:04,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,005 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,007 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,008 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,010 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,012 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,013 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,018 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,020 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,024 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,029 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,034 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,047 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,047 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:33:05,048 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:33:05,048 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,052 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,065 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:33:05,066 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,067 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,068 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:33:05,078 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,079 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:33:05,080 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,080 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:33:05,081 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,083 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,093 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:33:05,094 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,095 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,102 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,115 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,122 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,131 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,147 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,150 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,157 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,158 WARN L623 FunctionHandler]: Unknown extern function tty_port_close_start [2022-11-25 23:33:05,165 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_flush [2022-11-25 23:33:05,165 WARN L623 FunctionHandler]: Unknown extern function tty_port_close_end [2022-11-25 23:33:05,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,173 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 23:33:05,173 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 23:33:05,174 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 23:33:05,174 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 23:33:05,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,187 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:05,194 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,201 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,214 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:33:05,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,216 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,217 WARN L623 FunctionHandler]: Unknown extern function tty_hung_up_p [2022-11-25 23:33:05,218 WARN L623 FunctionHandler]: Unknown extern function tty_port_raise_dtr_rts [2022-11-25 23:33:05,219 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,219 WARN L623 FunctionHandler]: Unknown extern function tty_hung_up_p [2022-11-25 23:33:05,220 WARN L623 FunctionHandler]: Unknown extern function tty_port_carrier_raised [2022-11-25 23:33:05,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,224 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-11-25 23:33:05,224 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:33:05,224 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-11-25 23:33:05,225 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:05,225 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:33:05,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,236 WARN L623 FunctionHandler]: Unknown extern function tty_port_install [2022-11-25 23:33:05,243 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,243 WARN L623 FunctionHandler]: Unknown extern function tty_hung_up_p [2022-11-25 23:33:05,244 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-11-25 23:33:05,245 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,246 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,247 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,254 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,255 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,256 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,257 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:05,258 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:05,259 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:05,260 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:05,261 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:05,262 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:05,264 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,265 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,266 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,266 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,267 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,270 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,270 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,271 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,272 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,273 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,274 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,275 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,276 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,278 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,278 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,280 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,286 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:05,293 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 23:33:05,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,303 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,318 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:05,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,351 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:05,352 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:05,354 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:05,354 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:33:05,356 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:05,357 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,358 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,358 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:05,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,359 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:05,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,361 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 23:33:05,361 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,363 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 23:33:05,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,364 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-11-25 23:33:05,364 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,366 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,367 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:33:05,367 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-11-25 23:33:05,368 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:05,368 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:05,369 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:05,369 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 23:33:05,370 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 23:33:05,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,372 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:33:05,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,378 WARN L623 FunctionHandler]: Unknown extern function tty_port_init [2022-11-25 23:33:05,378 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:33:05,378 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:33:05,379 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:33:05,379 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:33:05,380 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:33:05,380 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:33:05,390 WARN L623 FunctionHandler]: Unknown extern function tty_set_operations [2022-11-25 23:33:05,390 WARN L623 FunctionHandler]: Unknown extern function tty_register_driver [2022-11-25 23:33:05,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,391 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 23:33:05,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,407 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_driver [2022-11-25 23:33:05,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,407 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 23:33:05,408 WARN L623 FunctionHandler]: Unknown extern function tty_port_destroy [2022-11-25 23:33:05,408 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:05,409 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 23:33:05,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,415 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 23:33:05,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,458 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,462 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:05,462 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:33:05,464 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,464 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 23:33:05,488 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,491 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,494 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,496 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,500 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,502 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,508 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,513 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,514 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 23:33:05,515 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,518 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,520 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,521 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:05,521 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,522 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,523 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:05,524 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,525 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,525 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:05,526 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,527 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,527 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:05,528 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 23:33:05,529 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,533 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,534 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,539 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,539 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,540 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,541 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,545 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,546 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,562 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 23:33:05,562 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,569 WARN L623 FunctionHandler]: Unknown extern function hdlc_open [2022-11-25 23:33:05,570 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,571 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,572 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,572 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 23:33:05,573 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 23:33:05,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,580 WARN L623 FunctionHandler]: Unknown extern function hdlc_close [2022-11-25 23:33:05,580 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,588 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-11-25 23:33:05,590 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:33:05,592 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-11-25 23:33:05,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,599 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:05,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,601 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 23:33:05,602 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-25 23:33:05,603 WARN L623 FunctionHandler]: Unknown extern function alloc_hdlcdev [2022-11-25 23:33:05,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,605 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,605 WARN L623 FunctionHandler]: Unknown extern function unregister_hdlc_device [2022-11-25 23:33:05,606 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 23:33:05,606 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:05,669 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 23:33:05,669 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 23:33:05,670 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 23:33:05,671 WARN L623 FunctionHandler]: Unknown extern function hdlc_start_xmit [2022-11-25 23:33:05,672 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-11-25 23:33:05,672 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-11-25 23:33:05,673 WARN L623 FunctionHandler]: Unknown extern function ldv_hdlcdev_ops_ndo_init_1 [2022-11-25 23:33:05,674 WARN L623 FunctionHandler]: Unknown extern function ldv_hdlcdev_ops_ndo_uninit_1 [2022-11-25 23:33:05,676 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_port_ops_destruct_3 [2022-11-25 23:33:05,676 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_port_ops_activate_3 [2022-11-25 23:33:05,677 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_port_ops_shutdown_3 [2022-11-25 23:33:05,689 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:05,690 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:05,690 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:05,690 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_release_2 [2022-11-25 23:33:05,691 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_setup_2 [2022-11-25 23:33:05,693 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,693 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,693 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,694 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,694 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,694 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:33:05,695 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,695 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,696 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,696 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,696 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,697 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,697 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,697 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:05,698 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:05,698 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 23:33:05,699 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 23:33:05,699 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 23:33:05,705 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_3ef75ac5-1ddf-400f-924d-6d12222eb311/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2022-11-25 23:33:05,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:33:05,902 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:33:06,066 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:33:06,069 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:33:06,069 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:33:06,070 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:33:06,073 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:33:06,074 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:33:06,074 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:33:06,075 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 23:33:06,075 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:33:06,076 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:33:06,076 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:33:06,084 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 23:33:06,085 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:33:06,085 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 23:33:06,087 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-25 23:33:06,090 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-11-25 23:33:06,091 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 23:33:06,093 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 23:33:06,094 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 23:33:06,095 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:33:06,095 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,108 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_ref [2022-11-25 23:33:06,112 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_deref [2022-11-25 23:33:06,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,114 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,115 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,115 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,116 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,121 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,125 WARN L623 FunctionHandler]: Unknown extern function tty_wakeup [2022-11-25 23:33:06,126 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,129 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,131 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,132 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 23:33:06,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,138 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 23:33:06,138 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 23:33:06,140 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,140 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,141 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,142 WARN L623 FunctionHandler]: Unknown extern function tty_hangup [2022-11-25 23:33:06,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,156 WARN L623 FunctionHandler]: Unknown extern function do_SAK [2022-11-25 23:33:06,157 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,158 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-11-25 23:33:06,159 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,161 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,162 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,163 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,167 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:33:06,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,169 WARN L623 FunctionHandler]: Unknown extern function get_zeroed_page [2022-11-25 23:33:06,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,171 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:33:06,171 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:33:06,173 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,173 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,174 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,174 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:33:06,174 WARN L623 FunctionHandler]: Unknown extern function free_pages [2022-11-25 23:33:06,175 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,177 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,182 WARN L623 FunctionHandler]: Unknown extern function tty_get_baud_rate [2022-11-25 23:33:06,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,189 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,192 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,196 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,198 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,200 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,201 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,202 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,203 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,205 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,206 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,206 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 23:33:06,206 WARN L623 FunctionHandler]: Unknown extern function tty_wakeup [2022-11-25 23:33:06,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,208 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,210 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,212 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,216 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,217 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,219 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,220 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,221 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,222 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,224 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,227 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,230 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,231 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:33:06,231 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:33:06,232 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,233 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,238 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:33:06,238 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,239 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,239 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:33:06,243 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,244 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:33:06,245 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,290 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:33:06,290 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,291 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,294 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:33:06,295 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,296 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,297 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,298 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,299 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,301 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,302 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,308 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,309 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,310 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,311 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,312 WARN L623 FunctionHandler]: Unknown extern function tty_port_close_start [2022-11-25 23:33:06,312 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_flush [2022-11-25 23:33:06,313 WARN L623 FunctionHandler]: Unknown extern function tty_port_close_end [2022-11-25 23:33:06,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,314 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,315 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 23:33:06,316 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 23:33:06,316 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 23:33:06,317 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 23:33:06,317 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,318 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,319 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:33:06,320 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,321 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,323 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,324 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:33:06,324 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,325 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,325 WARN L623 FunctionHandler]: Unknown extern function tty_hung_up_p [2022-11-25 23:33:06,326 WARN L623 FunctionHandler]: Unknown extern function tty_port_raise_dtr_rts [2022-11-25 23:33:06,326 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,327 WARN L623 FunctionHandler]: Unknown extern function tty_hung_up_p [2022-11-25 23:33:06,327 WARN L623 FunctionHandler]: Unknown extern function tty_port_carrier_raised [2022-11-25 23:33:06,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,328 WARN L623 FunctionHandler]: Unknown extern function tty_unlock [2022-11-25 23:33:06,329 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:33:06,329 WARN L623 FunctionHandler]: Unknown extern function tty_lock [2022-11-25 23:33:06,329 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:33:06,330 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:33:06,330 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,331 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,337 WARN L623 FunctionHandler]: Unknown extern function tty_port_install [2022-11-25 23:33:06,341 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,341 WARN L623 FunctionHandler]: Unknown extern function tty_hung_up_p [2022-11-25 23:33:06,342 WARN L623 FunctionHandler]: Unknown extern function interruptible_sleep_on [2022-11-25 23:33:06,343 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,346 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,346 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,347 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,347 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:06,348 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:06,348 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:06,349 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:06,350 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:06,350 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 23:33:06,351 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,351 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,352 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,352 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,352 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,353 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,353 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,354 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,354 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,355 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,355 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,356 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,356 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,357 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,358 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,359 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,360 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:06,365 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 23:33:06,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,369 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,380 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:06,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,381 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:06,383 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:06,385 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:06,385 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:33:06,387 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:06,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,389 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:06,389 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,390 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:06,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,391 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 23:33:06,392 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,392 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,393 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 23:33:06,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,394 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-11-25 23:33:06,394 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,397 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:33:06,397 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-11-25 23:33:06,398 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:06,398 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:06,399 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:06,399 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 23:33:06,400 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 23:33:06,401 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,401 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:33:06,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,417 WARN L623 FunctionHandler]: Unknown extern function tty_port_init [2022-11-25 23:33:06,417 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:33:06,418 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:33:06,418 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:33:06,419 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:33:06,419 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:33:06,419 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:33:06,423 WARN L623 FunctionHandler]: Unknown extern function tty_set_operations [2022-11-25 23:33:06,424 WARN L623 FunctionHandler]: Unknown extern function tty_register_driver [2022-11-25 23:33:06,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,424 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 23:33:06,425 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,426 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,426 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,428 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,428 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_driver [2022-11-25 23:33:06,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,429 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 23:33:06,434 WARN L623 FunctionHandler]: Unknown extern function tty_port_destroy [2022-11-25 23:33:06,435 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:06,435 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 23:33:06,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,436 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 23:33:06,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,462 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,463 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,470 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:06,470 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:33:06,472 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,472 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 23:33:06,494 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,499 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,501 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,547 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,553 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,558 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,559 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 23:33:06,560 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,563 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,565 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,566 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:06,566 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,567 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,568 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:06,569 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,570 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,571 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:06,571 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,572 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,573 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:33:06,574 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 23:33:06,574 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,590 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,592 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,597 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 23:33:06,598 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,600 WARN L623 FunctionHandler]: Unknown extern function hdlc_open [2022-11-25 23:33:06,600 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,602 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,603 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,603 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 23:33:06,604 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 23:33:06,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,605 WARN L623 FunctionHandler]: Unknown extern function hdlc_close [2022-11-25 23:33:06,605 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,608 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-11-25 23:33:06,610 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 23:33:06,613 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-11-25 23:33:06,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,615 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:33:06,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,618 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 23:33:06,619 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-25 23:33:06,620 WARN L623 FunctionHandler]: Unknown extern function alloc_hdlcdev [2022-11-25 23:33:06,621 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,623 WARN L623 FunctionHandler]: Unknown extern function unregister_hdlc_device [2022-11-25 23:33:06,624 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 23:33:06,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:33:06,628 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 23:33:06,629 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 23:33:06,630 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 23:33:06,631 WARN L623 FunctionHandler]: Unknown extern function hdlc_start_xmit [2022-11-25 23:33:06,632 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-11-25 23:33:06,632 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-11-25 23:33:06,633 WARN L623 FunctionHandler]: Unknown extern function ldv_hdlcdev_ops_ndo_init_1 [2022-11-25 23:33:06,634 WARN L623 FunctionHandler]: Unknown extern function ldv_hdlcdev_ops_ndo_uninit_1 [2022-11-25 23:33:06,636 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_port_ops_destruct_3 [2022-11-25 23:33:06,637 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_port_ops_activate_3 [2022-11-25 23:33:06,637 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_port_ops_shutdown_3 [2022-11-25 23:33:06,649 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:06,650 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:06,650 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:06,651 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_release_2 [2022-11-25 23:33:06,651 WARN L623 FunctionHandler]: Unknown extern function ldv_mgsl_ops_setup_2 [2022-11-25 23:33:06,653 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,654 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,655 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,656 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:33:06,656 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,657 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,657 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,658 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,658 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,658 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,659 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:33:06,659 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:33:06,660 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 23:33:06,660 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 23:33:06,661 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 23:33:06,661 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_3ef75ac5-1ddf-400f-924d-6d12222eb311/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2022-11-25 23:33:06,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:33:06,945 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:33:06,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06 WrapperNode [2022-11-25 23:33:06,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:33:06,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:33:06,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:33:06,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:33:06,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,450 INFO L138 Inliner]: procedures = 395, calls = 4074, calls flagged for inlining = 199, calls inlined = 146, statements flattened = 7324 [2022-11-25 23:33:07,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:33:07,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:33:07,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:33:07,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:33:07,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,877 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:33:07,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:33:07,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:33:07,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:33:07,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (1/1) ... [2022-11-25 23:33:07,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:33:07,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:33:07,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:33:07,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ef75ac5-1ddf-400f-924d-6d12222eb311/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:33:08,020 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_wait_until_sent [2022-11-25 23:33:08,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_wait_until_sent [2022-11-25 23:33:08,020 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-25 23:33:08,021 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 23:33:08,021 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 23:33:08,021 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_start [2022-11-25 23:33:08,021 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_start [2022-11-25 23:33:08,021 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_txidle [2022-11-25 23:33:08,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_txidle [2022-11-25 23:33:08,021 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2022-11-25 23:33:08,022 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2022-11-25 23:33:08,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:33:08,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:33:08,022 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopback_frame [2022-11-25 23:33:08,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopback_frame [2022-11-25 23:33:08,022 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-11-25 23:33:08,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-11-25 23:33:08,022 INFO L130 BoogieDeclarations]: Found specification of procedure usc_start_receiver [2022-11-25 23:33:08,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_start_receiver [2022-11-25 23:33:08,023 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_serial_signals [2022-11-25 23:33:08,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_serial_signals [2022-11-25 23:33:08,023 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_trace_block [2022-11-25 23:33:08,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_trace_block [2022-11-25 23:33:08,023 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-25 23:33:08,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-25 23:33:08,023 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 23:33:08,023 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 23:33:08,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:08,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mgsl_ops_disconnect_2 [2022-11-25 23:33:08,024 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2022-11-25 23:33:08,024 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2022-11-25 23:33:08,024 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 23:33:08,024 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 23:33:08,024 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 23:33:08,024 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2022-11-25 23:33:08,024 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2022-11-25 23:33:08,024 INFO L130 BoogieDeclarations]: Found specification of procedure load_next_tx_holding_buffer [2022-11-25 23:33:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure load_next_tx_holding_buffer [2022-11-25 23:33:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 23:33:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 23:33:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_tty_port [2022-11-25 23:33:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_tty_port [2022-11-25 23:33:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:33:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2022-11-25 23:33:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2022-11-25 23:33:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-25 23:33:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-25 23:33:08,026 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-25 23:33:08,026 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-25 23:33:08,026 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2022-11-25 23:33:08,026 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2022-11-25 23:33:08,026 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 23:33:08,026 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 23:33:08,026 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2022-11-25 23:33:08,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2022-11-25 23:33:08,026 INFO L130 BoogieDeclarations]: Found specification of procedure usc_OutDmaReg [2022-11-25 23:33:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_OutDmaReg [2022-11-25 23:33:08,027 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 23:33:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 23:33:08,027 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_cancel_transmit [2022-11-25 23:33:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_cancel_transmit [2022-11-25 23:33:08,027 INFO L130 BoogieDeclarations]: Found specification of procedure usc_load_txfifo [2022-11-25 23:33:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_load_txfifo [2022-11-25 23:33:08,027 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-25 23:33:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-25 23:33:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2022-11-25 23:33:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2022-11-25 23:33:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 23:33:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-25 23:33:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-25 23:33:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 23:33:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 23:33:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 23:33:08,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 23:33:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 23:33:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:33:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure usc_reset [2022-11-25 23:33:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_reset [2022-11-25 23:33:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_free_frame_memory [2022-11-25 23:33:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_free_frame_memory [2022-11-25 23:33:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure usc_InReg [2022-11-25 23:33:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_InReg [2022-11-25 23:33:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-11-25 23:33:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-11-25 23:33:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure usc_enable_loopback [2022-11-25 23:33:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_enable_loopback [2022-11-25 23:33:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_load_tx_dma_buffer [2022-11-25 23:33:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_load_tx_dma_buffer [2022-11-25 23:33:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure usc_DmaCmd [2022-11-25 23:33:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_DmaCmd [2022-11-25 23:33:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_flush_buffer [2022-11-25 23:33:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_flush_buffer [2022-11-25 23:33:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-25 23:33:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-25 23:33:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2022-11-25 23:33:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2022-11-25 23:33:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure usc_RTCmd [2022-11-25 23:33:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_RTCmd [2022-11-25 23:33:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:33:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_sdlc_mode [2022-11-25 23:33:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_sdlc_mode [2022-11-25 23:33:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure usc_stop_receiver [2022-11-25 23:33:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_stop_receiver [2022-11-25 23:33:08,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:33:08,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:33:08,032 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 23:33:08,032 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 23:33:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 23:33:08,032 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_add_device [2022-11-25 23:33:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_add_device [2022-11-25 23:33:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_unthrottle [2022-11-25 23:33:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_unthrottle [2022-11-25 23:33:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_throttle [2022-11-25 23:33:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_throttle [2022-11-25 23:33:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure usc_OutReg [2022-11-25 23:33:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_OutReg [2022-11-25 23:33:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 23:33:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 23:33:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2022-11-25 23:33:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2022-11-25 23:33:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_set_termios [2022-11-25 23:33:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_set_termios [2022-11-25 23:33:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-25 23:33:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-25 23:33:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 23:33:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 23:33:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure usc_stop_transmitter [2022-11-25 23:33:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_stop_transmitter [2022-11-25 23:33:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:33:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:33:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2022-11-25 23:33:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2022-11-25 23:33:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 23:33:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 23:33:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_flush_chars [2022-11-25 23:33:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_flush_chars [2022-11-25 23:33:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 23:33:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 23:33:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 23:33:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 23:33:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_send_xchar [2022-11-25 23:33:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_send_xchar [2022-11-25 23:33:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_change_params [2022-11-25 23:33:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_change_params [2022-11-25 23:33:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 23:33:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 23:33:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 23:33:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 23:33:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure usc_get_serial_signals [2022-11-25 23:33:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_get_serial_signals [2022-11-25 23:33:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_reset_rx_dma_buffers [2022-11-25 23:33:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_reset_rx_dma_buffers [2022-11-25 23:33:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 23:33:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 23:33:08,039 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 23:33:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 23:33:08,039 INFO L130 BoogieDeclarations]: Found specification of procedure usc_start_transmitter [2022-11-25 23:33:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_start_transmitter [2022-11-25 23:33:08,039 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-25 23:33:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-25 23:33:08,039 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-25 23:33:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-25 23:33:08,040 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 23:33:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 23:33:08,040 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_paranoia_check [2022-11-25 23:33:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_paranoia_check [2022-11-25 23:33:08,040 INFO L130 BoogieDeclarations]: Found specification of procedure usc_InDmaReg [2022-11-25 23:33:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_InDmaReg [2022-11-25 23:33:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:33:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:33:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_active [2022-11-25 23:33:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_active [2022-11-25 23:33:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_stop [2022-11-25 23:33:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_stop [2022-11-25 23:33:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-25 23:33:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-25 23:33:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:33:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_remove_one [2022-11-25 23:33:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_remove_one [2022-11-25 23:33:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 23:33:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 23:33:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_cleanup [2022-11-25 23:33:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_cleanup [2022-11-25 23:33:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-25 23:33:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-25 23:33:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 23:33:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 23:33:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-25 23:33:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-25 23:33:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-25 23:33:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-25 23:33:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2022-11-25 23:33:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2022-11-25 23:33:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_write_room [2022-11-25 23:33:08,044 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_write_room [2022-11-25 23:33:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_break [2022-11-25 23:33:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_break [2022-11-25 23:33:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_allocate_device [2022-11-25 23:33:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_allocate_device [2022-11-25 23:33:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-25 23:33:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-25 23:33:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_install [2022-11-25 23:33:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_install [2022-11-25 23:33:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2022-11-25 23:33:08,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2022-11-25 23:33:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_release_resources [2022-11-25 23:33:08,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_release_resources [2022-11-25 23:33:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-25 23:33:08,046 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-25 23:33:08,046 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-25 23:33:08,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-25 23:33:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 23:33:08,047 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 23:33:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_send_done [2022-11-25 23:33:08,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_send_done [2022-11-25 23:33:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 23:33:08,047 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 23:33:08,047 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-25 23:33:08,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-25 23:33:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 23:33:08,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 23:33:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_ioctl [2022-11-25 23:33:08,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_ioctl [2022-11-25 23:33:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_tty_port [2022-11-25 23:33:08,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_tty_port [2022-11-25 23:33:08,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:33:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 23:33:08,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 23:33:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure msgl_get_icount [2022-11-25 23:33:08,049 INFO L138 BoogieDeclarations]: Found implementation of procedure msgl_get_icount [2022-11-25 23:33:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_chars_in_buffer [2022-11-25 23:33:08,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_chars_in_buffer [2022-11-25 23:33:08,049 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-25 23:33:08,049 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-25 23:33:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2022-11-25 23:33:08,050 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2022-11-25 23:33:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 23:33:08,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 23:33:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_put_char [2022-11-25 23:33:08,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_put_char [2022-11-25 23:33:08,050 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_program_hw [2022-11-25 23:33:08,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_program_hw [2022-11-25 23:33:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2022-11-25 23:33:08,051 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2022-11-25 23:33:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_hangup [2022-11-25 23:33:08,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_hangup [2022-11-25 23:33:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-25 23:33:08,051 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-25 23:33:08,051 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2022-11-25 23:33:08,052 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2022-11-25 23:33:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-25 23:33:08,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-25 23:33:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:33:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_alloc_frame_memory [2022-11-25 23:33:08,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_alloc_frame_memory [2022-11-25 23:33:08,052 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-25 23:33:08,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-25 23:33:08,053 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-11-25 23:33:08,053 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-11-25 23:33:09,109 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:33:09,114 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:33:38,947 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:33:43,690 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:33:43,690 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:33:43,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:33:43 BoogieIcfgContainer [2022-11-25 23:33:43,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:33:43,700 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:33:43,700 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:33:43,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:33:43,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:33:02" (1/3) ... [2022-11-25 23:33:43,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364c0170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:33:43, skipping insertion in model container [2022-11-25 23:33:43,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:06" (2/3) ... [2022-11-25 23:33:43,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364c0170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:33:43, skipping insertion in model container [2022-11-25 23:33:43,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:33:43" (3/3) ... [2022-11-25 23:33:43,708 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2022-11-25 23:33:43,731 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:33:43,731 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:33:43,858 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:33:43,867 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;@652e3af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:33:43,867 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:33:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand has 2417 states, 1405 states have (on average 1.3516014234875444) internal successors, (1899), 1482 states have internal predecessors, (1899), 890 states have call successors, (890), 120 states have call predecessors, (890), 120 states have return successors, (890), 870 states have call predecessors, (890), 890 states have call successors, (890) [2022-11-25 23:33:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 23:33:43,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:43,915 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:43,916 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:43,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:43,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2073479936, now seen corresponding path program 1 times [2022-11-25 23:33:43,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:33:43,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999039785] [2022-11-25 23:33:43,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:43,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:33:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:44,767 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:33:44,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999039785] [2022-11-25 23:33:44,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999039785] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:44,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:33:44,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:33:44,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014550927] [2022-11-25 23:33:44,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:44,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:33:44,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:33:44,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:33:44,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:33:44,829 INFO L87 Difference]: Start difference. First operand has 2417 states, 1405 states have (on average 1.3516014234875444) internal successors, (1899), 1482 states have internal predecessors, (1899), 890 states have call successors, (890), 120 states have call predecessors, (890), 120 states have return successors, (890), 870 states have call predecessors, (890), 890 states have call successors, (890) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 23:33:47,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:33:49,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:33:51,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:33:53,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:33:55,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:01,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:01,587 INFO L93 Difference]: Finished difference Result 7217 states and 11015 transitions. [2022-11-25 23:34:01,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:34:01,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-11-25 23:34:01,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:01,640 INFO L225 Difference]: With dead ends: 7217 [2022-11-25 23:34:01,641 INFO L226 Difference]: Without dead ends: 4797 [2022-11-25 23:34:01,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:34:01,672 INFO L413 NwaCegarLoop]: 5126 mSDtfsCounter, 3633 mSDsluCounter, 3318 mSDsCounter, 0 mSdLazyCounter, 777 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3636 SdHoareTripleChecker+Valid, 8444 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 777 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:01,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3636 Valid, 8444 Invalid, 782 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 777 Invalid, 2 Unknown, 0 Unchecked, 16.2s Time] [2022-11-25 23:34:01,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4797 states. [2022-11-25 23:34:02,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4797 to 4791. [2022-11-25 23:34:02,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4791 states, 2785 states have (on average 1.3486535008976661) internal successors, (3756), 2929 states have internal predecessors, (3756), 1767 states have call successors, (1767), 239 states have call predecessors, (1767), 238 states have return successors, (1764), 1720 states have call predecessors, (1764), 1761 states have call successors, (1764) [2022-11-25 23:34:02,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 4791 states and 7287 transitions. [2022-11-25 23:34:02,419 INFO L78 Accepts]: Start accepts. Automaton has 4791 states and 7287 transitions. Word has length 19 [2022-11-25 23:34:02,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:02,420 INFO L495 AbstractCegarLoop]: Abstraction has 4791 states and 7287 transitions. [2022-11-25 23:34:02,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 23:34:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 4791 states and 7287 transitions. [2022-11-25 23:34:02,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-25 23:34:02,430 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:02,430 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:02,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:34:02,430 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:02,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:02,431 INFO L85 PathProgramCache]: Analyzing trace with hash 404916362, now seen corresponding path program 1 times [2022-11-25 23:34:02,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:34:02,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86743113] [2022-11-25 23:34:02,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:02,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:34:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:02,893 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:34:02,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86743113] [2022-11-25 23:34:02,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86743113] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:34:02,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:34:02,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:34:02,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793672549] [2022-11-25 23:34:02,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:02,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:34:02,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:34:02,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:34:02,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:34:02,897 INFO L87 Difference]: Start difference. First operand 4791 states and 7287 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:34:05,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:07,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:34:11,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:14,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:15,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:17,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:20,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:20,627 INFO L93 Difference]: Finished difference Result 7939 states and 12117 transitions. [2022-11-25 23:34:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:34:20,627 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2022-11-25 23:34:20,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:20,671 INFO L225 Difference]: With dead ends: 7939 [2022-11-25 23:34:20,671 INFO L226 Difference]: Without dead ends: 5373 [2022-11-25 23:34:20,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:34:20,692 INFO L413 NwaCegarLoop]: 4226 mSDtfsCounter, 1186 mSDsluCounter, 7026 mSDsCounter, 0 mSdLazyCounter, 1061 mSolverCounterSat, 366 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1188 SdHoareTripleChecker+Valid, 11252 SdHoareTripleChecker+Invalid, 1431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 1061 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:20,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1188 Valid, 11252 Invalid, 1431 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [366 Valid, 1061 Invalid, 4 Unknown, 0 Unchecked, 17.4s Time] [2022-11-25 23:34:20,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5373 states. [2022-11-25 23:34:21,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5373 to 4791. [2022-11-25 23:34:21,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4791 states, 2785 states have (on average 1.3482944344703771) internal successors, (3755), 2929 states have internal predecessors, (3755), 1767 states have call successors, (1767), 239 states have call predecessors, (1767), 238 states have return successors, (1764), 1720 states have call predecessors, (1764), 1761 states have call successors, (1764) [2022-11-25 23:34:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 4791 states and 7286 transitions. [2022-11-25 23:34:21,203 INFO L78 Accepts]: Start accepts. Automaton has 4791 states and 7286 transitions. Word has length 28 [2022-11-25 23:34:21,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:21,204 INFO L495 AbstractCegarLoop]: Abstraction has 4791 states and 7286 transitions. [2022-11-25 23:34:21,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:34:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 4791 states and 7286 transitions. [2022-11-25 23:34:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-25 23:34:21,210 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:21,210 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:21,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:34:21,211 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:21,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:21,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1279284627, now seen corresponding path program 1 times [2022-11-25 23:34:21,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:34:21,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693978337] [2022-11-25 23:34:21,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:21,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:34:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:21,883 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:34:21,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693978337] [2022-11-25 23:34:21,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693978337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:34:21,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:34:21,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:34:21,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474446204] [2022-11-25 23:34:21,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:21,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:34:21,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:34:21,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:34:21,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:34:21,887 INFO L87 Difference]: Start difference. First operand 4791 states and 7286 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:34:24,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:26,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:28,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:34:31,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:34,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:38,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:41,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:43,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:46,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:46,967 INFO L93 Difference]: Finished difference Result 10146 states and 15514 transitions. [2022-11-25 23:34:46,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:34:46,967 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 29 [2022-11-25 23:34:46,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:47,050 INFO L225 Difference]: With dead ends: 10146 [2022-11-25 23:34:47,051 INFO L226 Difference]: Without dead ends: 10135 [2022-11-25 23:34:47,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:34:47,061 INFO L413 NwaCegarLoop]: 5604 mSDtfsCounter, 4461 mSDsluCounter, 8445 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 196 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4464 SdHoareTripleChecker+Valid, 14049 SdHoareTripleChecker+Invalid, 1551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:47,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4464 Valid, 14049 Invalid, 1551 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [196 Valid, 1348 Invalid, 7 Unknown, 0 Unchecked, 24.6s Time] [2022-11-25 23:34:47,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10135 states. [2022-11-25 23:34:47,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10135 to 9546. [2022-11-25 23:34:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9546 states, 5548 states have (on average 1.3482335976928623) internal successors, (7480), 5832 states have internal predecessors, (7480), 3522 states have call successors, (3522), 476 states have call predecessors, (3522), 475 states have return successors, (3525), 3432 states have call predecessors, (3525), 3516 states have call successors, (3525) [2022-11-25 23:34:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9546 states to 9546 states and 14527 transitions. [2022-11-25 23:34:47,911 INFO L78 Accepts]: Start accepts. Automaton has 9546 states and 14527 transitions. Word has length 29 [2022-11-25 23:34:47,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:47,912 INFO L495 AbstractCegarLoop]: Abstraction has 9546 states and 14527 transitions. [2022-11-25 23:34:47,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:34:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 9546 states and 14527 transitions. [2022-11-25 23:34:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-25 23:34:47,917 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:47,917 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:47,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 23:34:47,918 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:47,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:47,918 INFO L85 PathProgramCache]: Analyzing trace with hash 874652657, now seen corresponding path program 1 times [2022-11-25 23:34:47,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:34:47,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721748324] [2022-11-25 23:34:47,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:47,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:34:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:34:48,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:34:48,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721748324] [2022-11-25 23:34:48,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721748324] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:34:48,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:34:48,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:34:48,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141228832] [2022-11-25 23:34:48,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:48,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:34:48,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:34:48,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:34:48,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:34:48,239 INFO L87 Difference]: Start difference. First operand 9546 states and 14527 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:34:50,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:52,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:34:55,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:34:59,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:02,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:04,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:08,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:35:08,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:35:08,618 INFO L93 Difference]: Finished difference Result 14626 states and 22178 transitions. [2022-11-25 23:35:08,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:35:08,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2022-11-25 23:35:08,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:35:08,736 INFO L225 Difference]: With dead ends: 14626 [2022-11-25 23:35:08,736 INFO L226 Difference]: Without dead ends: 14623 [2022-11-25 23:35:08,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:08,753 INFO L413 NwaCegarLoop]: 4982 mSDtfsCounter, 3633 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3636 SdHoareTripleChecker+Valid, 8305 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:35:08,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3636 Valid, 8305 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 746 Invalid, 5 Unknown, 0 Unchecked, 19.9s Time] [2022-11-25 23:35:08,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14623 states. [2022-11-25 23:35:09,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14623 to 14619. [2022-11-25 23:35:09,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14619 states, 8508 states have (on average 1.3463798777621063) internal successors, (11455), 8940 states have internal predecessors, (11455), 5354 states have call successors, (5354), 757 states have call predecessors, (5354), 756 states have return successors, (5363), 5220 states have call predecessors, (5363), 5348 states have call successors, (5363) [2022-11-25 23:35:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14619 states to 14619 states and 22172 transitions. [2022-11-25 23:35:09,967 INFO L78 Accepts]: Start accepts. Automaton has 14619 states and 22172 transitions. Word has length 35 [2022-11-25 23:35:09,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:35:09,968 INFO L495 AbstractCegarLoop]: Abstraction has 14619 states and 22172 transitions. [2022-11-25 23:35:09,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:35:09,969 INFO L276 IsEmpty]: Start isEmpty. Operand 14619 states and 22172 transitions. [2022-11-25 23:35:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-25 23:35:09,976 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:09,976 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:09,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 23:35:09,977 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:35:09,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:09,977 INFO L85 PathProgramCache]: Analyzing trace with hash -736434122, now seen corresponding path program 1 times [2022-11-25 23:35:09,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:35:09,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412927156] [2022-11-25 23:35:09,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:09,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:35:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:35:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:10,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:35:10,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412927156] [2022-11-25 23:35:10,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412927156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:35:10,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:35:10,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:35:10,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063095112] [2022-11-25 23:35:10,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:35:10,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:35:10,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:35:10,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:35:10,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:10,209 INFO L87 Difference]: Start difference. First operand 14619 states and 22172 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 23:35:12,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:15,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:35:17,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:24,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:35:24,601 INFO L93 Difference]: Finished difference Result 34816 states and 52496 transitions. [2022-11-25 23:35:24,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:35:24,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2022-11-25 23:35:24,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:35:24,758 INFO L225 Difference]: With dead ends: 34816 [2022-11-25 23:35:24,758 INFO L226 Difference]: Without dead ends: 20198 [2022-11-25 23:35:24,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:24,883 INFO L413 NwaCegarLoop]: 4464 mSDtfsCounter, 1890 mSDsluCounter, 3056 mSDsCounter, 0 mSdLazyCounter, 1008 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 7520 SdHoareTripleChecker+Invalid, 1012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1008 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:35:24,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1891 Valid, 7520 Invalid, 1012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1008 Invalid, 3 Unknown, 0 Unchecked, 13.7s Time] [2022-11-25 23:35:24,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20198 states. [2022-11-25 23:35:26,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20198 to 19847. [2022-11-25 23:35:26,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19847 states, 11296 states have (on average 1.3264872521246458) internal successors, (14984), 11852 states have internal predecessors, (14984), 7439 states have call successors, (7439), 1112 states have call predecessors, (7439), 1111 states have return successors, (7451), 7234 states have call predecessors, (7451), 7433 states have call successors, (7451) [2022-11-25 23:35:26,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19847 states to 19847 states and 29874 transitions. [2022-11-25 23:35:26,772 INFO L78 Accepts]: Start accepts. Automaton has 19847 states and 29874 transitions. Word has length 36 [2022-11-25 23:35:26,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:35:26,772 INFO L495 AbstractCegarLoop]: Abstraction has 19847 states and 29874 transitions. [2022-11-25 23:35:26,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 23:35:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 19847 states and 29874 transitions. [2022-11-25 23:35:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-25 23:35:26,775 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:26,775 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:26,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 23:35:26,776 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:35:26,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:26,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1342847222, now seen corresponding path program 1 times [2022-11-25 23:35:26,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:35:26,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032953440] [2022-11-25 23:35:26,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:26,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:35:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:35:27,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:27,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:35:27,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032953440] [2022-11-25 23:35:27,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032953440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:35:27,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:35:27,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:35:27,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230301001] [2022-11-25 23:35:27,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:35:27,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:35:27,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:35:27,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:35:27,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:27,092 INFO L87 Difference]: Start difference. First operand 19847 states and 29874 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:35:29,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:31,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:33,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:35:35,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:40,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:43,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:35:43,343 INFO L93 Difference]: Finished difference Result 23783 states and 35748 transitions. [2022-11-25 23:35:43,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:35:43,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 36 [2022-11-25 23:35:43,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:35:43,505 INFO L225 Difference]: With dead ends: 23783 [2022-11-25 23:35:43,505 INFO L226 Difference]: Without dead ends: 23780 [2022-11-25 23:35:43,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:43,534 INFO L413 NwaCegarLoop]: 6059 mSDtfsCounter, 3620 mSDsluCounter, 3326 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3628 SdHoareTripleChecker+Valid, 9385 SdHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:35:43,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3628 Valid, 9385 Invalid, 881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 876 Invalid, 4 Unknown, 0 Unchecked, 15.5s Time] [2022-11-25 23:35:43,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23780 states. [2022-11-25 23:35:45,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23780 to 23609. [2022-11-25 23:35:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23609 states, 13445 states have (on average 1.3266641874302714) internal successors, (17837), 14105 states have internal predecessors, (17837), 8838 states have call successors, (8838), 1327 states have call predecessors, (8838), 1325 states have return successors, (8854), 8596 states have call predecessors, (8854), 8832 states have call successors, (8854) [2022-11-25 23:35:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23609 states to 23609 states and 35529 transitions. [2022-11-25 23:35:45,719 INFO L78 Accepts]: Start accepts. Automaton has 23609 states and 35529 transitions. Word has length 36 [2022-11-25 23:35:45,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:35:45,720 INFO L495 AbstractCegarLoop]: Abstraction has 23609 states and 35529 transitions. [2022-11-25 23:35:45,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:35:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 23609 states and 35529 transitions. [2022-11-25 23:35:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-25 23:35:45,723 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:45,723 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:45,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 23:35:45,724 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:35:45,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:45,724 INFO L85 PathProgramCache]: Analyzing trace with hash -514282322, now seen corresponding path program 1 times [2022-11-25 23:35:45,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:35:45,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712353848] [2022-11-25 23:35:45,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:45,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:35:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:35:46,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:46,269 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:35:46,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712353848] [2022-11-25 23:35:46,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712353848] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:35:46,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:35:46,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:35:46,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135049707] [2022-11-25 23:35:46,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:35:46,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:35:46,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:35:46,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:35:46,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:35:46,272 INFO L87 Difference]: Start difference. First operand 23609 states and 35529 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:35:48,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:52,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:35:54,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:35:59,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:02,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:36:02,404 INFO L93 Difference]: Finished difference Result 31886 states and 48081 transitions. [2022-11-25 23:36:02,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:36:02,405 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2022-11-25 23:36:02,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:36:02,562 INFO L225 Difference]: With dead ends: 31886 [2022-11-25 23:36:02,563 INFO L226 Difference]: Without dead ends: 24323 [2022-11-25 23:36:02,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:36:02,629 INFO L413 NwaCegarLoop]: 3791 mSDtfsCounter, 1182 mSDsluCounter, 6782 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 364 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1184 SdHoareTripleChecker+Valid, 10573 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:36:02,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1184 Valid, 10573 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1043 Invalid, 3 Unknown, 0 Unchecked, 15.2s Time] [2022-11-25 23:36:02,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states. [2022-11-25 23:36:04,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 23611. [2022-11-25 23:36:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23611 states, 13447 states have (on average 1.3266156019930095) internal successors, (17839), 14107 states have internal predecessors, (17839), 8838 states have call successors, (8838), 1327 states have call predecessors, (8838), 1325 states have return successors, (8854), 8596 states have call predecessors, (8854), 8832 states have call successors, (8854) [2022-11-25 23:36:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23611 states to 23611 states and 35531 transitions. [2022-11-25 23:36:04,247 INFO L78 Accepts]: Start accepts. Automaton has 23611 states and 35531 transitions. Word has length 36 [2022-11-25 23:36:04,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:36:04,248 INFO L495 AbstractCegarLoop]: Abstraction has 23611 states and 35531 transitions. [2022-11-25 23:36:04,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:36:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 23611 states and 35531 transitions. [2022-11-25 23:36:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-25 23:36:04,251 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:36:04,251 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:36:04,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 23:36:04,252 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:36:04,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:36:04,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1322985580, now seen corresponding path program 1 times [2022-11-25 23:36:04,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:36:04,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327135228] [2022-11-25 23:36:04,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:36:04,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:36:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:36:04,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:36:04,489 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:36:04,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327135228] [2022-11-25 23:36:04,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327135228] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:36:04,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:36:04,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:36:04,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916592444] [2022-11-25 23:36:04,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:36:04,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:36:04,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:36:04,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:36:04,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:36:04,493 INFO L87 Difference]: Start difference. First operand 23611 states and 35531 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:36:06,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:10,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:36:12,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:14,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:19,724 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 [] [2022-11-25 23:36:22,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:36:22,995 INFO L93 Difference]: Finished difference Result 23647 states and 35566 transitions. [2022-11-25 23:36:22,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:36:22,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2022-11-25 23:36:22,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:36:23,111 INFO L225 Difference]: With dead ends: 23647 [2022-11-25 23:36:23,111 INFO L226 Difference]: Without dead ends: 23644 [2022-11-25 23:36:23,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:36:23,130 INFO L413 NwaCegarLoop]: 6034 mSDtfsCounter, 3596 mSDsluCounter, 3329 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3601 SdHoareTripleChecker+Valid, 9363 SdHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:36:23,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3601 Valid, 9363 Invalid, 881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 876 Invalid, 4 Unknown, 0 Unchecked, 17.5s Time] [2022-11-25 23:36:23,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23644 states. [2022-11-25 23:36:24,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23644 to 23632. [2022-11-25 23:36:24,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23632 states, 13461 states have (on average 1.3267216402941833) internal successors, (17859), 14121 states have internal predecessors, (17859), 8838 states have call successors, (8838), 1333 states have call predecessors, (8838), 1332 states have return successors, (8854), 8597 states have call predecessors, (8854), 8832 states have call successors, (8854) [2022-11-25 23:36:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23632 states to 23632 states and 35551 transitions. [2022-11-25 23:36:24,751 INFO L78 Accepts]: Start accepts. Automaton has 23632 states and 35551 transitions. Word has length 37 [2022-11-25 23:36:24,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:36:24,752 INFO L495 AbstractCegarLoop]: Abstraction has 23632 states and 35551 transitions. [2022-11-25 23:36:24,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:36:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 23632 states and 35551 transitions. [2022-11-25 23:36:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-25 23:36:24,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:36:24,757 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:36:24,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 23:36:24,757 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:36:24,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:36:24,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1935548345, now seen corresponding path program 1 times [2022-11-25 23:36:24,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:36:24,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926432120] [2022-11-25 23:36:24,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:36:24,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:36:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:36:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:36:25,035 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:36:25,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926432120] [2022-11-25 23:36:25,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926432120] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:36:25,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:36:25,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:36:25,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249045403] [2022-11-25 23:36:25,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:36:25,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:36:25,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:36:25,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:36:25,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:36:25,039 INFO L87 Difference]: Start difference. First operand 23632 states and 35551 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:36:27,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:29,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:31,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:36:34,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:38,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:43,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:36:43,441 INFO L93 Difference]: Finished difference Result 42196 states and 63493 transitions. [2022-11-25 23:36:43,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:36:43,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2022-11-25 23:36:43,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:36:43,751 INFO L225 Difference]: With dead ends: 42196 [2022-11-25 23:36:43,751 INFO L226 Difference]: Without dead ends: 42154 [2022-11-25 23:36:43,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:36:43,784 INFO L413 NwaCegarLoop]: 5986 mSDtfsCounter, 3565 mSDsluCounter, 3316 mSDsCounter, 0 mSdLazyCounter, 869 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3567 SdHoareTripleChecker+Valid, 9302 SdHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 869 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:36:43,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3567 Valid, 9302 Invalid, 875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 869 Invalid, 3 Unknown, 0 Unchecked, 16.7s Time] [2022-11-25 23:36:43,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42154 states. [2022-11-25 23:36:45,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42154 to 42149. [2022-11-25 23:36:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42149 states, 24037 states have (on average 1.3275367142322254) internal successors, (31910), 25227 states have internal predecessors, (31910), 15732 states have call successors, (15732), 2385 states have call predecessors, (15732), 2379 states have return successors, (15788), 15289 states have call predecessors, (15788), 15726 states have call successors, (15788) [2022-11-25 23:36:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42149 states to 42149 states and 63430 transitions. [2022-11-25 23:36:46,215 INFO L78 Accepts]: Start accepts. Automaton has 42149 states and 63430 transitions. Word has length 38 [2022-11-25 23:36:46,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:36:46,215 INFO L495 AbstractCegarLoop]: Abstraction has 42149 states and 63430 transitions. [2022-11-25 23:36:46,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 23:36:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 42149 states and 63430 transitions. [2022-11-25 23:36:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-25 23:36:46,218 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:36:46,218 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:36:46,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 23:36:46,218 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:36:46,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:36:46,219 INFO L85 PathProgramCache]: Analyzing trace with hash -134407572, now seen corresponding path program 1 times [2022-11-25 23:36:46,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:36:46,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19993965] [2022-11-25 23:36:46,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:36:46,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:36:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:36:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:36:46,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:36:46,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19993965] [2022-11-25 23:36:46,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19993965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:36:46,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:36:46,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:36:46,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313822196] [2022-11-25 23:36:46,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:36:46,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:36:46,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:36:46,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:36:46,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:36:46,569 INFO L87 Difference]: Start difference. First operand 42149 states and 63430 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:36:48,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:51,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:36:53,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:36:57,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:36:57,837 INFO L93 Difference]: Finished difference Result 42581 states and 64084 transitions. [2022-11-25 23:36:57,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:36:57,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 40 [2022-11-25 23:36:57,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:36:58,044 INFO L225 Difference]: With dead ends: 42581 [2022-11-25 23:36:58,044 INFO L226 Difference]: Without dead ends: 42578 [2022-11-25 23:36:58,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:36:58,081 INFO L413 NwaCegarLoop]: 3580 mSDtfsCounter, 3637 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3640 SdHoareTripleChecker+Valid, 4194 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:36:58,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3640 Valid, 4194 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 374 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2022-11-25 23:36:58,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42578 states. [2022-11-25 23:37:00,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42578 to 42572. [2022-11-25 23:37:00,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42572 states, 24225 states have (on average 1.3262332301341588) internal successors, (32128), 25433 states have internal predecessors, (32128), 15943 states have call successors, (15943), 2408 states have call predecessors, (15943), 2403 states have return successors, (16003), 15490 states have call predecessors, (16003), 15938 states have call successors, (16003) [2022-11-25 23:37:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42572 states to 42572 states and 64074 transitions. [2022-11-25 23:37:00,918 INFO L78 Accepts]: Start accepts. Automaton has 42572 states and 64074 transitions. Word has length 40 [2022-11-25 23:37:00,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:37:00,918 INFO L495 AbstractCegarLoop]: Abstraction has 42572 states and 64074 transitions. [2022-11-25 23:37:00,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 42572 states and 64074 transitions. [2022-11-25 23:37:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-25 23:37:00,921 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:37:00,921 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:37:00,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 23:37:00,922 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:37:00,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:37:00,922 INFO L85 PathProgramCache]: Analyzing trace with hash 126751195, now seen corresponding path program 1 times [2022-11-25 23:37:00,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:37:00,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633500198] [2022-11-25 23:37:00,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:37:00,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:37:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:37:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:37:01,278 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:37:01,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633500198] [2022-11-25 23:37:01,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633500198] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:37:01,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:37:01,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:37:01,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324035909] [2022-11-25 23:37:01,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:37:01,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:37:01,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:37:01,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:37:01,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:01,281 INFO L87 Difference]: Start difference. First operand 42572 states and 64074 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:03,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:05,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:37:10,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:37:10,954 INFO L93 Difference]: Finished difference Result 42574 states and 64075 transitions. [2022-11-25 23:37:10,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:37:10,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 41 [2022-11-25 23:37:10,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:37:11,355 INFO L225 Difference]: With dead ends: 42574 [2022-11-25 23:37:11,356 INFO L226 Difference]: Without dead ends: 42571 [2022-11-25 23:37:11,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:11,382 INFO L413 NwaCegarLoop]: 3578 mSDtfsCounter, 3634 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3637 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:37:11,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3637 Valid, 4192 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 374 Invalid, 2 Unknown, 0 Unchecked, 7.9s Time] [2022-11-25 23:37:11,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42571 states. [2022-11-25 23:37:13,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42571 to 42571. [2022-11-25 23:37:13,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42571 states, 24225 states have (on average 1.3261506707946336) internal successors, (32126), 25432 states have internal predecessors, (32126), 15942 states have call successors, (15942), 2408 states have call predecessors, (15942), 2403 states have return successors, (16003), 15490 states have call predecessors, (16003), 15938 states have call successors, (16003) [2022-11-25 23:37:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42571 states to 42571 states and 64071 transitions. [2022-11-25 23:37:13,821 INFO L78 Accepts]: Start accepts. Automaton has 42571 states and 64071 transitions. Word has length 41 [2022-11-25 23:37:13,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:37:13,822 INFO L495 AbstractCegarLoop]: Abstraction has 42571 states and 64071 transitions. [2022-11-25 23:37:13,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 42571 states and 64071 transitions. [2022-11-25 23:37:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-25 23:37:13,824 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:37:13,824 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:37:13,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 23:37:13,825 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:37:13,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:37:13,825 INFO L85 PathProgramCache]: Analyzing trace with hash -367256753, now seen corresponding path program 1 times [2022-11-25 23:37:13,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:37:13,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605413203] [2022-11-25 23:37:13,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:37:13,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:37:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:37:14,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:37:14,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:37:14,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605413203] [2022-11-25 23:37:14,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605413203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:37:14,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:37:14,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:37:14,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214420496] [2022-11-25 23:37:14,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:37:14,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:37:14,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:37:14,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:37:14,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:14,453 INFO L87 Difference]: Start difference. First operand 42571 states and 64071 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:16,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:19,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:37:21,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:23,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:27,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:31,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:37:31,022 INFO L93 Difference]: Finished difference Result 50062 states and 75331 transitions. [2022-11-25 23:37:31,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:37:31,023 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2022-11-25 23:37:31,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:37:31,358 INFO L225 Difference]: With dead ends: 50062 [2022-11-25 23:37:31,358 INFO L226 Difference]: Without dead ends: 50022 [2022-11-25 23:37:31,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:31,404 INFO L413 NwaCegarLoop]: 4421 mSDtfsCounter, 3621 mSDsluCounter, 3325 mSDsCounter, 0 mSdLazyCounter, 693 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3629 SdHoareTripleChecker+Valid, 7746 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 693 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:37:31,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3629 Valid, 7746 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 693 Invalid, 5 Unknown, 0 Unchecked, 14.5s Time] [2022-11-25 23:37:31,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50022 states. [2022-11-25 23:37:34,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50022 to 50016. [2022-11-25 23:37:34,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50016 states, 28485 states have (on average 1.3264525188695804) internal successors, (37784), 29899 states have internal predecessors, (37784), 18709 states have call successors, (18709), 2829 states have call predecessors, (18709), 2821 states have return successors, (18782), 18179 states have call predecessors, (18782), 18705 states have call successors, (18782) [2022-11-25 23:37:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50016 states to 50016 states and 75275 transitions. [2022-11-25 23:37:34,785 INFO L78 Accepts]: Start accepts. Automaton has 50016 states and 75275 transitions. Word has length 42 [2022-11-25 23:37:34,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:37:34,786 INFO L495 AbstractCegarLoop]: Abstraction has 50016 states and 75275 transitions. [2022-11-25 23:37:34,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:34,786 INFO L276 IsEmpty]: Start isEmpty. Operand 50016 states and 75275 transitions. [2022-11-25 23:37:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 23:37:34,791 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:37:34,791 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:37:34,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 23:37:34,792 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:37:34,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:37:34,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1498370910, now seen corresponding path program 1 times [2022-11-25 23:37:34,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:37:34,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533839037] [2022-11-25 23:37:34,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:37:34,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:37:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:37:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:37:35,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:37:35,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533839037] [2022-11-25 23:37:35,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533839037] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:37:35,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:37:35,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:37:35,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70323895] [2022-11-25 23:37:35,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:37:35,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:37:35,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:37:35,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:37:35,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:35,158 INFO L87 Difference]: Start difference. First operand 50016 states and 75275 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:37,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:39,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:37:41,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:47,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:37:51,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:37:51,167 INFO L93 Difference]: Finished difference Result 54146 states and 81399 transitions. [2022-11-25 23:37:51,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:37:51,168 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-11-25 23:37:51,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:37:51,518 INFO L225 Difference]: With dead ends: 54146 [2022-11-25 23:37:51,518 INFO L226 Difference]: Without dead ends: 54119 [2022-11-25 23:37:51,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:51,558 INFO L413 NwaCegarLoop]: 4534 mSDtfsCounter, 3560 mSDsluCounter, 3312 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3567 SdHoareTripleChecker+Valid, 7846 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:37:51,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3567 Valid, 7846 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 703 Invalid, 4 Unknown, 0 Unchecked, 13.4s Time] [2022-11-25 23:37:51,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54119 states. [2022-11-25 23:37:54,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54119 to 54096. [2022-11-25 23:37:54,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54096 states, 30824 states have (on average 1.325947313781469) internal successors, (40871), 32347 states have internal predecessors, (40871), 20190 states have call successors, (20190), 3089 states have call predecessors, (20190), 3081 states have return successors, (20271), 19623 states have call predecessors, (20271), 20186 states have call successors, (20271) [2022-11-25 23:37:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54096 states to 54096 states and 81332 transitions. [2022-11-25 23:37:54,989 INFO L78 Accepts]: Start accepts. Automaton has 54096 states and 81332 transitions. Word has length 43 [2022-11-25 23:37:54,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:37:54,990 INFO L495 AbstractCegarLoop]: Abstraction has 54096 states and 81332 transitions. [2022-11-25 23:37:54,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-25 23:37:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 54096 states and 81332 transitions. [2022-11-25 23:37:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-25 23:37:55,021 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:37:55,021 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] [2022-11-25 23:37:55,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 23:37:55,021 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:37:55,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:37:55,022 INFO L85 PathProgramCache]: Analyzing trace with hash -517302833, now seen corresponding path program 1 times [2022-11-25 23:37:55,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:37:55,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446620671] [2022-11-25 23:37:55,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:37:55,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:37:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:37:55,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 23:37:55,603 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:37:55,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446620671] [2022-11-25 23:37:55,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446620671] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:37:55,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:37:55,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:37:55,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686885094] [2022-11-25 23:37:55,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:37:55,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:37:55,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:37:55,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:37:55,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:37:55,606 INFO L87 Difference]: Start difference. First operand 54096 states and 81332 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:37:57,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:38:00,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:38:02,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:38:04,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:38:06,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:38:11,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:38:17,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:38:17,710 INFO L93 Difference]: Finished difference Result 146459 states and 219884 transitions. [2022-11-25 23:38:17,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:38:17,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 74 [2022-11-25 23:38:17,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:38:18,209 INFO L225 Difference]: With dead ends: 146459 [2022-11-25 23:38:18,209 INFO L226 Difference]: Without dead ends: 92364 [2022-11-25 23:38:18,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:38:18,561 INFO L413 NwaCegarLoop]: 5841 mSDtfsCounter, 3619 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3622 SdHoareTripleChecker+Valid, 9164 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:38:18,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3622 Valid, 9164 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 864 Invalid, 4 Unknown, 0 Unchecked, 17.3s Time] [2022-11-25 23:38:18,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92364 states. [2022-11-25 23:38:24,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92364 to 89509. [2022-11-25 23:38:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89509 states, 50927 states have (on average 1.326879651265537) internal successors, (67574), 53457 states have internal predecessors, (67574), 33588 states have call successors, (33588), 5007 states have call predecessors, (33588), 4993 states have return successors, (33729), 32646 states have call predecessors, (33729), 33584 states have call successors, (33729)