./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:52:08,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:52:08,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:52:08,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:52:08,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:52:08,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:52:08,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:52:08,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:52:08,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:52:08,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:52:08,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:52:08,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:52:08,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:52:08,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:52:08,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:52:08,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:52:08,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:52:08,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:52:08,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:52:08,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:52:08,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:52:08,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:52:08,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:52:08,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:52:08,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:52:08,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:52:08,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:52:08,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:52:08,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:52:08,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:52:08,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:52:08,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:52:08,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:52:08,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:52:08,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:52:08,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:52:08,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:52:08,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:52:08,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:52:08,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:52:08,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:52:08,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 16:52:08,640 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:52:08,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:52:08,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:52:08,640 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:52:08,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:52:08,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:52:08,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:52:08,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:52:08,641 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:52:08,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:52:08,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:52:08,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:52:08,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:52:08,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:52:08,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:52:08,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:52:08,643 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:52:08,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:52:08,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:52:08,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:52:08,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:52:08,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:52:08,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:52:08,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:52:08,645 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:52:08,645 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 [2022-12-13 16:52:08,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:52:08,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:52:08,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:52:08,834 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:52:08,834 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:52:08,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-12-13 16:52:11,524 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:52:11,905 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:52:11,906 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-12-13 16:52:11,934 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data/632d226a0/4dc8a6e382f24214bb6c8bf3b117b108/FLAGa7ebba6b3 [2022-12-13 16:52:11,945 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data/632d226a0/4dc8a6e382f24214bb6c8bf3b117b108 [2022-12-13 16:52:11,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:52:11,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:52:11,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:52:11,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:52:11,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:52:11,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:52:11" (1/1) ... [2022-12-13 16:52:11,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74922d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:11, skipping insertion in model container [2022-12-13 16:52:11,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:52:11" (1/1) ... [2022-12-13 16:52:11,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:52:12,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:52:12,500 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-13 16:52:12,538 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:52:12,561 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:52:12,585 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:52:13,170 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:52:13,213 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 16:52:13,217 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:52:13,222 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 16:52:13,226 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:52:13,231 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:52:13,273 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-13 16:52:13,282 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 16:52:13,285 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 16:52:13,292 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,293 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:52:13,293 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-13 16:52:13,294 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:13,299 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,300 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:52:13,300 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,305 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,305 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:52:13,305 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,329 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:52:13,546 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,546 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:52:13,547 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:52:13,548 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 16:52:13,553 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,553 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:52:13,558 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,566 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,778 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,786 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 16:52:13,792 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:52:13,795 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 16:52:13,806 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:52:13,807 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:13,807 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:52:13,808 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 16:52:13,809 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:52:13,821 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-12-13 16:52:13,822 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:52:13,822 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:52:13,823 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:52:13,824 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:13,825 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:13,825 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-12-13 16:52:13,829 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,844 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:52:13,844 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:52:13,846 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:52:13,853 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-12-13 16:52:13,862 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-12-13 16:52:13,862 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:52:13,863 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:52:13,864 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:52:13,864 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:52:13,869 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:13,870 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:13,871 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:13,872 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:13,872 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:13,873 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:13,874 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:13,874 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,874 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:13,875 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,875 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,876 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:52:13,877 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:52:13,877 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:52:13,899 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,899 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:13,900 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,905 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,905 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:13,906 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,914 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,914 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,915 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,915 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:13,915 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,916 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:13,921 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,927 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:13,929 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:13,930 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:52:13,931 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:13,931 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:52:13,932 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:13,933 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:13,936 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,937 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:13,937 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:52:13,939 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:13,939 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:13,949 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:52:13,950 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-12-13 16:52:13,950 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:13,957 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,962 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:13,963 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,968 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:13,969 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,970 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:13,976 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:13,976 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:13,989 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:13,990 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,991 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:13,991 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,993 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:13,993 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,994 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:13,995 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,995 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-12-13 16:52:13,996 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:13,997 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:13,998 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:13,998 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,000 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,000 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,002 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,003 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,016 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,018 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,018 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,020 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,020 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,021 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,022 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,023 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,024 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,024 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,026 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,026 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,027 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,028 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,029 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,030 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,032 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,033 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,033 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,035 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,036 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,038 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,039 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,039 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,040 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,041 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,041 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,041 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,042 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,043 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,044 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,050 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,050 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,063 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,064 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,065 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,065 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,071 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,073 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,073 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,074 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,075 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,076 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,077 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,080 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,080 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,081 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,082 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,083 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,084 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,084 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,087 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,087 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,092 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:52:14,093 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:52:14,094 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:52:14,095 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:14,095 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:52:14,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,115 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:52:14,115 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-12-13 16:52:14,115 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-12-13 16:52:14,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,116 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:52:14,135 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:52:14,135 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-12-13 16:52:14,136 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-12-13 16:52:14,136 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,137 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:52:14,142 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:52:14,142 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-12-13 16:52:14,142 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-12-13 16:52:14,143 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,143 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:52:14,148 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:52:14,149 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-12-13 16:52:14,149 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-12-13 16:52:14,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,149 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:52:14,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,160 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,187 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-12-13 16:52:14,227 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:52:14,227 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,228 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,228 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,233 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:52:14,239 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,240 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,246 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,246 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,252 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:52:14,253 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,259 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,260 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:52:14,260 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,261 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,261 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,267 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-12-13 16:52:14,267 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-12-13 16:52:14,267 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:52:14,273 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,274 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,275 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,276 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,277 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,277 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,278 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,278 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,279 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,280 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,280 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,281 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,282 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,282 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,283 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,284 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,285 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,285 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,286 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,287 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,288 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,288 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:52:14,288 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:52:14,289 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-13 16:52:14,294 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,299 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,316 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,321 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:52:14,322 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,327 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,357 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 16:52:14,362 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 16:52:14,382 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-12-13 16:52:14,387 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-12-13 16:52:14,387 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,393 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,393 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-12-13 16:52:14,394 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,394 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-12-13 16:52:14,394 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,395 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-12-13 16:52:14,395 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,395 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-12-13 16:52:14,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,401 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,401 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-12-13 16:52:14,402 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,412 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 16:52:14,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,414 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,415 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,416 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,422 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,424 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:52:14,424 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-12-13 16:52:14,424 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,429 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:52:14,429 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-12-13 16:52:14,429 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,434 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,434 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,435 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,435 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,436 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,436 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,442 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,443 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,447 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:52:14,453 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,454 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-12-13 16:52:14,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,455 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-12-13 16:52:14,456 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,461 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-12-13 16:52:14,462 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,467 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:52:14,467 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:52:14,472 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:52:14,493 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,494 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,494 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 16:52:14,494 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,494 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,494 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,494 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,495 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,496 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,497 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,498 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,499 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,499 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,499 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,499 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,499 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:14,500 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,500 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,500 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,500 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,500 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,501 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,501 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,501 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,501 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,501 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 16:52:14,502 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,502 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,502 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,503 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,503 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,503 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,503 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,503 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,504 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,504 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,504 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,504 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,504 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,504 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,505 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,505 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,505 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,505 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,505 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,505 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,506 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,506 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,506 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,506 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,506 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,507 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,507 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,508 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,508 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,508 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,508 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,508 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,508 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,509 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,511 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,511 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,511 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:14,512 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:14,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-12-13 16:52:14,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:52:14,691 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:52:14,777 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-13 16:52:14,777 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:52:14,778 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:52:14,778 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:52:14,780 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:52:14,781 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 16:52:14,781 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:52:14,781 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 16:52:14,781 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:52:14,782 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:52:14,782 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-13 16:52:14,783 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 16:52:14,783 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 16:52:14,783 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,783 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:52:14,783 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-13 16:52:14,784 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:14,784 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,784 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:52:14,784 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,784 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,785 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:52:14,785 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,785 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:52:14,791 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,791 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:52:14,791 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:52:14,791 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 16:52:14,792 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,792 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:52:14,792 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,793 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,795 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,796 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 16:52:14,797 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:52:14,800 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 16:52:14,801 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:52:14,802 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:14,802 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:52:14,804 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 16:52:14,804 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:52:14,807 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-12-13 16:52:14,808 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:52:14,808 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:52:14,808 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:52:14,809 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:14,809 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:14,809 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-12-13 16:52:14,810 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,810 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,810 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,810 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,813 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:52:14,813 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:52:14,815 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:52:14,817 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-12-13 16:52:14,817 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-12-13 16:52:14,818 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:52:14,818 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:52:14,818 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:52:14,819 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:52:14,822 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:14,823 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:14,823 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:14,823 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:14,824 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:14,824 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:14,824 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:14,824 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,825 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:14,825 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,825 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:52:14,826 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:52:14,826 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:52:14,829 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,829 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:14,829 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,830 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,830 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:14,830 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,836 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,837 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,837 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,837 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:52:14,837 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,837 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,838 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,842 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:14,843 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:14,844 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:52:14,844 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:14,844 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:52:14,845 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:14,845 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:14,847 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,848 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:52:14,848 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:52:14,849 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:52:14,849 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:52:14,851 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:52:14,851 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-12-13 16:52:14,851 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,853 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,854 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,854 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,855 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,855 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,856 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,857 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:52:14,857 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:52:14,860 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,860 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,861 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,861 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,862 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,862 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,863 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,863 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,863 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-12-13 16:52:14,864 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,864 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,865 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,866 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,866 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,867 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,868 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,868 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,870 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,871 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,871 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,872 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,872 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,872 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,873 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,874 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,874 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,875 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,875 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,876 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,876 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,877 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,877 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,878 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,878 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,879 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,879 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,880 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,881 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,881 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,883 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,884 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,884 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,884 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,885 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,885 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,886 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:52:14,886 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,886 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,887 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,888 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,888 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,890 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,891 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,891 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,891 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,892 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,893 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,893 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,894 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:52:14,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,895 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,895 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,897 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,897 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,922 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,922 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,923 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:52:14,923 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,923 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,924 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,925 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,925 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:52:14,926 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:52:14,927 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:52:14,927 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:52:14,927 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:52:14,927 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,930 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:52:14,930 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-12-13 16:52:14,930 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-12-13 16:52:14,930 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,931 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:52:14,932 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:52:14,932 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-12-13 16:52:14,932 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-12-13 16:52:14,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,933 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:52:14,933 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:52:14,934 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-12-13 16:52:14,934 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-12-13 16:52:14,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,934 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:52:14,935 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:52:14,935 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-12-13 16:52:14,935 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-12-13 16:52:14,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,936 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:52:14,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,937 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,937 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-12-13 16:52:14,940 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:52:14,940 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,941 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,941 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,941 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:52:14,942 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,944 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,944 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,946 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:52:14,946 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,948 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,948 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:52:14,949 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,949 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:52:14,949 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,951 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-12-13 16:52:14,951 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-12-13 16:52:14,951 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:52:14,953 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,953 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,955 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,955 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,956 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,956 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,957 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,957 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,957 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,958 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,958 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,959 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,960 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,960 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,962 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,963 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,964 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,964 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,964 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,965 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,965 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:52:14,966 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:52:14,966 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:52:14,966 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-13 16:52:14,967 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,974 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,975 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:52:14,975 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,976 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,979 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 16:52:14,980 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 16:52:14,982 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-12-13 16:52:14,982 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-12-13 16:52:14,983 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,984 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,984 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,984 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-12-13 16:52:14,984 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,985 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-12-13 16:52:14,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,985 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-12-13 16:52:14,986 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,986 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-12-13 16:52:14,987 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,987 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,988 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:14,988 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-12-13 16:52:14,988 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,989 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 16:52:14,990 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,990 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,991 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,992 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,994 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,995 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:52:14,995 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-12-13 16:52:14,996 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,996 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:52:14,996 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-12-13 16:52:14,996 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,997 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,998 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,998 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:52:14,998 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,999 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:14,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:14,999 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:15,000 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:15,001 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:15,001 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:52:15,001 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:52:15,003 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:15,004 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-12-13 16:52:15,004 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:15,006 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-12-13 16:52:15,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:52:15,007 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:15,008 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-12-13 16:52:15,008 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:52:15,009 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:52:15,009 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:52:15,009 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:52:15,010 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,010 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,010 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 16:52:15,011 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,011 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,011 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,011 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,011 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,012 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,012 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,012 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,012 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,012 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,013 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,013 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,013 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,013 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,013 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,013 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,014 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,014 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,014 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,014 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,014 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,014 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,015 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,015 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,015 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,015 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,015 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,015 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,016 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,016 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,016 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,016 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,016 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,016 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,017 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,017 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,017 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:52:15,018 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,018 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,018 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,018 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,018 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,018 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,019 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,019 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,019 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,019 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 16:52:15,020 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,020 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,020 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,020 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,020 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,020 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,021 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,021 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,021 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,021 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,021 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,022 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,022 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,022 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,022 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,022 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,022 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,023 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,023 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,023 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,023 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,023 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,024 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,024 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,024 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,024 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,024 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,025 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,025 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,025 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,025 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,025 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,025 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,026 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,026 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,026 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,026 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,026 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,027 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,027 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,027 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,027 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,027 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,027 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,028 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,028 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,028 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,028 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,028 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,029 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,029 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,029 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,029 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,029 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,029 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,030 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,030 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:52:15,030 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:52:15,030 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_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-12-13 16:52:15,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:52:15,125 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:52:15,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15 WrapperNode [2022-12-13 16:52:15,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:52:15,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:52:15,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:52:15,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:52:15,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,316 INFO L138 Inliner]: procedures = 445, calls = 3488, calls flagged for inlining = 226, calls inlined = 196, statements flattened = 7816 [2022-12-13 16:52:15,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:52:15,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:52:15,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:52:15,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:52:15,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,504 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:52:15,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:52:15,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:52:15,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:52:15,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (1/1) ... [2022-12-13 16:52:15,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:52:15,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:52:15,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:52:15,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:52:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2022-12-13 16:52:15,605 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2022-12-13 16:52:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-12-13 16:52:15,605 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-12-13 16:52:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-13 16:52:15,605 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-13 16:52:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 16:52:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2022-12-13 16:52:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 16:52:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2022-12-13 16:52:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2022-12-13 16:52:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-12-13 16:52:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2022-12-13 16:52:15,606 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-12-13 16:52:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 16:52:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 16:52:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-12-13 16:52:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2022-12-13 16:52:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2022-12-13 16:52:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2022-12-13 16:52:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_open [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_open [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 16:52:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 16:52:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 16:52:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2022-12-13 16:52:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 16:52:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2022-12-13 16:52:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 16:52:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 16:52:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-12-13 16:52:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2022-12-13 16:52:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2022-12-13 16:52:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-12-13 16:52:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2022-12-13 16:52:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-12-13 16:52:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 16:52:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-12-13 16:52:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:52:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-13 16:52:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2022-12-13 16:52:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2022-12-13 16:52:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 16:52:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 16:52:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2022-12-13 16:52:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2022-12-13 16:52:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 16:52:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 16:52:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2022-12-13 16:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2022-12-13 16:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2022-12-13 16:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 16:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2022-12-13 16:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-12-13 16:52:15,614 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-12-13 16:52:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-13 16:52:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-13 16:52:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2022-12-13 16:52:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 16:52:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2022-12-13 16:52:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-12-13 16:52:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2022-12-13 16:52:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2022-12-13 16:52:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2022-12-13 16:52:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 16:52:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2022-12-13 16:52:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2022-12-13 16:52:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2022-12-13 16:52:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2022-12-13 16:52:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2022-12-13 16:52:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 16:52:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2022-12-13 16:52:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2022-12-13 16:52:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2022-12-13 16:52:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2022-12-13 16:52:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2022-12-13 16:52:15,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2022-12-13 16:52:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2022-12-13 16:52:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 16:52:15,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 16:52:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 16:52:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2022-12-13 16:52:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2022-12-13 16:52:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_release [2022-12-13 16:52:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_release [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2022-12-13 16:52:15,622 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:52:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2022-12-13 16:52:15,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2022-12-13 16:52:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_port_link [2022-12-13 16:52:15,623 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_port_link [2022-12-13 16:52:16,258 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:52:16,261 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:52:21,407 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume #t~switch210;#res := ~ret~1; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume !#t~switch210;#t~switch210 := #t~switch210 || 4 == ~size; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume 0 != ~tmp___1~4;#res := ~ret~1; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume !(0 != ~tmp___1~4);#res := ~ret~1; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7449: havoc #t~switch210; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474: SUMMARY for call #t~ret211 := ldv__builtin_expect((if 0 != ~ret~1 then 1 else 0), 0); srcloc: null [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume #t~switch210; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume !#t~switch210;#t~switch210 := #t~switch210 || 16 == ~size; [2022-12-13 16:52:21,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474-1: assume -9223372036854775808 <= #t~ret211 && #t~ret211 <= 9223372036854775807;~tmp___0~9 := #t~ret211;havoc #t~ret211; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch210;#res := ~ret~1; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497-1: ~tmp___2~3 := #t~ret213;havoc #t~ret213;#res := (if ~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~3 % 18446744073709551616 % 4294967296 else ~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497: SUMMARY for call #t~ret213 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch210;#t~switch210 := #t~switch210 || 2 == ~size; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume #t~switch210;#res := ~ret~1; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume !#t~switch210;#t~switch210 := #t~switch210 || 8 == ~size; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487-1: assume -9223372036854775808 <= #t~ret212 && #t~ret212 <= 9223372036854775807;~tmp___1~4 := #t~ret212;havoc #t~ret212; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487: SUMMARY for call #t~ret212 := ldv__builtin_expect((if 0 != ~ret~1 then 1 else 0), 0); srcloc: null [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume #t~switch210; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume !#t~switch210;#t~switch210 := true; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume 0 != ~tmp___0~9;#res := ~ret~1; [2022-12-13 16:52:21,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume !(0 != ~tmp___0~9);#res := ~ret~1; [2022-12-13 16:52:21,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume #t~switch210; [2022-12-13 16:52:21,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume !#t~switch210; [2022-12-13 16:52:21,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume #t~switch210;#res := ~ret~1; [2022-12-13 16:52:21,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume !#t~switch210;#t~switch210 := #t~switch210 || 10 == ~size; [2022-12-13 16:52:25,633 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:52:25,647 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:52:25,648 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 16:52:25,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:52:25 BoogieIcfgContainer [2022-12-13 16:52:25,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:52:25,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:52:25,652 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:52:25,655 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:52:25,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:52:11" (1/3) ... [2022-12-13 16:52:25,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748d7281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:52:25, skipping insertion in model container [2022-12-13 16:52:25,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:52:15" (2/3) ... [2022-12-13 16:52:25,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748d7281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:52:25, skipping insertion in model container [2022-12-13 16:52:25,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:52:25" (3/3) ... [2022-12-13 16:52:25,657 INFO L112 eAbstractionObserver]: Analyzing ICFG main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-12-13 16:52:25,670 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:52:25,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 16:52:25,734 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:52:25,738 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4da83239, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:52:25,738 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 16:52:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand has 2443 states, 1685 states have (on average 1.3483679525222552) internal successors, (2272), 1735 states have internal predecessors, (2272), 642 states have call successors, (642), 114 states have call predecessors, (642), 114 states have return successors, (642), 630 states have call predecessors, (642), 642 states have call successors, (642) [2022-12-13 16:52:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 16:52:25,751 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:25,751 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:25,752 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:25,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:25,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1032870271, now seen corresponding path program 1 times [2022-12-13 16:52:25,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:25,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164817956] [2022-12-13 16:52:25,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:25,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:26,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:52:26,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:26,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164817956] [2022-12-13 16:52:26,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164817956] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:26,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:26,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:52:26,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616337528] [2022-12-13 16:52:26,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:26,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:52:26,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:26,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:52:26,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:26,185 INFO L87 Difference]: Start difference. First operand has 2443 states, 1685 states have (on average 1.3483679525222552) internal successors, (2272), 1735 states have internal predecessors, (2272), 642 states have call successors, (642), 114 states have call predecessors, (642), 114 states have return successors, (642), 630 states have call predecessors, (642), 642 states have call successors, (642) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 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) [2022-12-13 16:52:26,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:26,435 INFO L93 Difference]: Finished difference Result 4865 states and 7184 transitions. [2022-12-13 16:52:26,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:52:26,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 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 15 [2022-12-13 16:52:26,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:26,463 INFO L225 Difference]: With dead ends: 4865 [2022-12-13 16:52:26,463 INFO L226 Difference]: Without dead ends: 2427 [2022-12-13 16:52:26,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:26,478 INFO L413 NwaCegarLoop]: 3538 mSDtfsCounter, 3529 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3529 SdHoareTripleChecker+Valid, 3538 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:26,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3529 Valid, 3538 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:52:26,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2427 states. [2022-12-13 16:52:26,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2427 to 2427. [2022-12-13 16:52:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2427 states, 1672 states have (on average 1.3433014354066986) internal successors, (2246), 1719 states have internal predecessors, (2246), 641 states have call successors, (641), 114 states have call predecessors, (641), 113 states have return successors, (630), 618 states have call predecessors, (630), 630 states have call successors, (630) [2022-12-13 16:52:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2427 states and 3517 transitions. [2022-12-13 16:52:26,652 INFO L78 Accepts]: Start accepts. Automaton has 2427 states and 3517 transitions. Word has length 15 [2022-12-13 16:52:26,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:26,653 INFO L495 AbstractCegarLoop]: Abstraction has 2427 states and 3517 transitions. [2022-12-13 16:52:26,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 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) [2022-12-13 16:52:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 3517 transitions. [2022-12-13 16:52:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-13 16:52:26,654 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:26,654 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:26,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 16:52:26,655 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:26,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:26,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1955357502, now seen corresponding path program 1 times [2022-12-13 16:52:26,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:26,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908821534] [2022-12-13 16:52:26,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:26,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:52:26,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:26,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908821534] [2022-12-13 16:52:26,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908821534] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:26,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:26,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:52:26,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29972225] [2022-12-13 16:52:26,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:26,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:52:26,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:26,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:52:26,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:26,839 INFO L87 Difference]: Start difference. First operand 2427 states and 3517 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 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) [2022-12-13 16:52:26,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:26,996 INFO L93 Difference]: Finished difference Result 2429 states and 3518 transitions. [2022-12-13 16:52:26,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:52:26,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 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 16 [2022-12-13 16:52:26,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:27,011 INFO L225 Difference]: With dead ends: 2429 [2022-12-13 16:52:27,011 INFO L226 Difference]: Without dead ends: 2426 [2022-12-13 16:52:27,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:27,014 INFO L413 NwaCegarLoop]: 3514 mSDtfsCounter, 3504 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3504 SdHoareTripleChecker+Valid, 3514 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:27,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3504 Valid, 3514 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:52:27,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2426 states. [2022-12-13 16:52:27,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2426 to 2426. [2022-12-13 16:52:27,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2426 states, 1672 states have (on average 1.3427033492822966) internal successors, (2245), 1718 states have internal predecessors, (2245), 640 states have call successors, (640), 114 states have call predecessors, (640), 113 states have return successors, (630), 618 states have call predecessors, (630), 630 states have call successors, (630) [2022-12-13 16:52:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2426 states and 3515 transitions. [2022-12-13 16:52:27,149 INFO L78 Accepts]: Start accepts. Automaton has 2426 states and 3515 transitions. Word has length 16 [2022-12-13 16:52:27,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:27,150 INFO L495 AbstractCegarLoop]: Abstraction has 2426 states and 3515 transitions. [2022-12-13 16:52:27,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 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) [2022-12-13 16:52:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 3515 transitions. [2022-12-13 16:52:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-13 16:52:27,150 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:27,151 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:27,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 16:52:27,151 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:27,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:27,151 INFO L85 PathProgramCache]: Analyzing trace with hash -487685724, now seen corresponding path program 1 times [2022-12-13 16:52:27,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:27,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005614740] [2022-12-13 16:52:27,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:27,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:27,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:52:27,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:27,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005614740] [2022-12-13 16:52:27,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005614740] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:27,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:27,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:52:27,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331189654] [2022-12-13 16:52:27,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:27,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:52:27,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:27,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:52:27,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:27,352 INFO L87 Difference]: Start difference. First operand 2426 states and 3515 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 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) [2022-12-13 16:52:27,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:27,511 INFO L93 Difference]: Finished difference Result 2428 states and 3516 transitions. [2022-12-13 16:52:27,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:52:27,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 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 17 [2022-12-13 16:52:27,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:27,520 INFO L225 Difference]: With dead ends: 2428 [2022-12-13 16:52:27,521 INFO L226 Difference]: Without dead ends: 2425 [2022-12-13 16:52:27,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:27,523 INFO L413 NwaCegarLoop]: 3512 mSDtfsCounter, 3501 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3501 SdHoareTripleChecker+Valid, 3512 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:27,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3501 Valid, 3512 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:52:27,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2425 states. [2022-12-13 16:52:27,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2425 to 2425. [2022-12-13 16:52:27,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2425 states, 1672 states have (on average 1.3421052631578947) internal successors, (2244), 1717 states have internal predecessors, (2244), 639 states have call successors, (639), 114 states have call predecessors, (639), 113 states have return successors, (630), 618 states have call predecessors, (630), 630 states have call successors, (630) [2022-12-13 16:52:27,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2425 states and 3513 transitions. [2022-12-13 16:52:27,609 INFO L78 Accepts]: Start accepts. Automaton has 2425 states and 3513 transitions. Word has length 17 [2022-12-13 16:52:27,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:27,610 INFO L495 AbstractCegarLoop]: Abstraction has 2425 states and 3513 transitions. [2022-12-13 16:52:27,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 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) [2022-12-13 16:52:27,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 3513 transitions. [2022-12-13 16:52:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-13 16:52:27,611 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:27,611 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:27,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 16:52:27,611 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:27,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:27,612 INFO L85 PathProgramCache]: Analyzing trace with hash 2060471301, now seen corresponding path program 1 times [2022-12-13 16:52:27,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:27,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376041609] [2022-12-13 16:52:27,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:27,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:27,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:52:27,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:27,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376041609] [2022-12-13 16:52:27,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376041609] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:27,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:27,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:52:27,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563051622] [2022-12-13 16:52:27,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:27,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:52:27,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:27,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:52:27,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:27,754 INFO L87 Difference]: Start difference. First operand 2425 states and 3513 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 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) [2022-12-13 16:52:27,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:27,945 INFO L93 Difference]: Finished difference Result 5713 states and 8151 transitions. [2022-12-13 16:52:27,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:52:27,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 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 18 [2022-12-13 16:52:27,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:27,959 INFO L225 Difference]: With dead ends: 5713 [2022-12-13 16:52:27,959 INFO L226 Difference]: Without dead ends: 3327 [2022-12-13 16:52:27,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:27,966 INFO L413 NwaCegarLoop]: 3815 mSDtfsCounter, 1910 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1910 SdHoareTripleChecker+Valid, 6572 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:27,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1910 Valid, 6572 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:52:27,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2022-12-13 16:52:28,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3320. [2022-12-13 16:52:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3320 states, 2284 states have (on average 1.317863397548161) internal successors, (3010), 2351 states have internal predecessors, (3010), 838 states have call successors, (838), 200 states have call predecessors, (838), 197 states have return successors, (832), 806 states have call predecessors, (832), 826 states have call successors, (832) [2022-12-13 16:52:28,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 3320 states and 4680 transitions. [2022-12-13 16:52:28,115 INFO L78 Accepts]: Start accepts. Automaton has 3320 states and 4680 transitions. Word has length 18 [2022-12-13 16:52:28,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:28,116 INFO L495 AbstractCegarLoop]: Abstraction has 3320 states and 4680 transitions. [2022-12-13 16:52:28,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 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) [2022-12-13 16:52:28,116 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 4680 transitions. [2022-12-13 16:52:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 16:52:28,116 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:28,117 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:28,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 16:52:28,117 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:28,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:28,117 INFO L85 PathProgramCache]: Analyzing trace with hash -551034681, now seen corresponding path program 1 times [2022-12-13 16:52:28,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:28,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846442298] [2022-12-13 16:52:28,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:28,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:28,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:52:28,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:28,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846442298] [2022-12-13 16:52:28,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846442298] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:28,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:28,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:52:28,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457775446] [2022-12-13 16:52:28,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:28,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:52:28,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:28,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:52:28,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:28,232 INFO L87 Difference]: Start difference. First operand 3320 states and 4680 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 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) [2022-12-13 16:52:28,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:28,407 INFO L93 Difference]: Finished difference Result 3355 states and 4707 transitions. [2022-12-13 16:52:28,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:52:28,408 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), 2 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 [2022-12-13 16:52:28,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:28,419 INFO L225 Difference]: With dead ends: 3355 [2022-12-13 16:52:28,419 INFO L226 Difference]: Without dead ends: 3351 [2022-12-13 16:52:28,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:28,421 INFO L413 NwaCegarLoop]: 3507 mSDtfsCounter, 3427 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 3591 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:28,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 3591 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:52:28,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3351 states. [2022-12-13 16:52:28,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3351 to 3347. [2022-12-13 16:52:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3347 states, 2305 states have (on average 1.314533622559653) internal successors, (3030), 2370 states have internal predecessors, (3030), 836 states have call successors, (836), 208 states have call predecessors, (836), 205 states have return successors, (832), 806 states have call predecessors, (832), 826 states have call successors, (832) [2022-12-13 16:52:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 3347 states and 4698 transitions. [2022-12-13 16:52:28,542 INFO L78 Accepts]: Start accepts. Automaton has 3347 states and 4698 transitions. Word has length 19 [2022-12-13 16:52:28,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:28,542 INFO L495 AbstractCegarLoop]: Abstraction has 3347 states and 4698 transitions. [2022-12-13 16:52:28,542 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), 2 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) [2022-12-13 16:52:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 4698 transitions. [2022-12-13 16:52:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 16:52:28,543 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:28,543 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] [2022-12-13 16:52:28,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 16:52:28,543 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:28,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:28,543 INFO L85 PathProgramCache]: Analyzing trace with hash 96663368, now seen corresponding path program 1 times [2022-12-13 16:52:28,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:28,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354048624] [2022-12-13 16:52:28,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:28,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:28,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:52:28,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:28,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354048624] [2022-12-13 16:52:28,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354048624] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:28,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:28,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:52:28,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300440094] [2022-12-13 16:52:28,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:28,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:52:28,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:28,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:52:28,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:28,669 INFO L87 Difference]: Start difference. First operand 3347 states and 4698 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 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) [2022-12-13 16:52:28,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:28,863 INFO L93 Difference]: Finished difference Result 3381 states and 4732 transitions. [2022-12-13 16:52:28,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:52:28,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 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 20 [2022-12-13 16:52:28,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:28,875 INFO L225 Difference]: With dead ends: 3381 [2022-12-13 16:52:28,875 INFO L226 Difference]: Without dead ends: 3357 [2022-12-13 16:52:28,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:52:28,878 INFO L413 NwaCegarLoop]: 3505 mSDtfsCounter, 3413 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3413 SdHoareTripleChecker+Valid, 3593 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:28,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3413 Valid, 3593 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:52:28,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3357 states. [2022-12-13 16:52:29,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3357 to 3355. [2022-12-13 16:52:29,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3355 states, 2313 states have (on average 1.3134457414613057) internal successors, (3038), 2376 states have internal predecessors, (3038), 830 states have call successors, (830), 214 states have call predecessors, (830), 211 states have return successors, (828), 802 states have call predecessors, (828), 822 states have call successors, (828) [2022-12-13 16:52:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4696 transitions. [2022-12-13 16:52:29,034 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4696 transitions. Word has length 20 [2022-12-13 16:52:29,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:29,035 INFO L495 AbstractCegarLoop]: Abstraction has 3355 states and 4696 transitions. [2022-12-13 16:52:29,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 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) [2022-12-13 16:52:29,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4696 transitions. [2022-12-13 16:52:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-13 16:52:29,038 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:29,038 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 16:52:29,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 16:52:29,038 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:29,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:29,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1154288023, now seen corresponding path program 1 times [2022-12-13 16:52:29,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:29,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909454290] [2022-12-13 16:52:29,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:29,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:29,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:52:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:29,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 16:52:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:29,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-12-13 16:52:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:29,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 16:52:29,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:29,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909454290] [2022-12-13 16:52:29,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909454290] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:29,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:29,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 16:52:29,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951695373] [2022-12-13 16:52:29,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:29,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:52:29,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:29,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:52:29,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:52:29,304 INFO L87 Difference]: Start difference. First operand 3355 states and 4696 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 16:52:32,148 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 [] [2022-12-13 16:52:34,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:34,579 INFO L93 Difference]: Finished difference Result 5215 states and 7221 transitions. [2022-12-13 16:52:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:52:34,579 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 53 [2022-12-13 16:52:34,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:34,588 INFO L225 Difference]: With dead ends: 5215 [2022-12-13 16:52:34,588 INFO L226 Difference]: Without dead ends: 2665 [2022-12-13 16:52:34,594 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:52:34,595 INFO L413 NwaCegarLoop]: 1921 mSDtfsCounter, 2447 mSDsluCounter, 1902 mSDsCounter, 0 mSdLazyCounter, 3012 mSolverCounterSat, 781 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2814 SdHoareTripleChecker+Valid, 3823 SdHoareTripleChecker+Invalid, 3794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 781 IncrementalHoareTripleChecker+Valid, 3012 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:34,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2814 Valid, 3823 Invalid, 3794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [781 Valid, 3012 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-12-13 16:52:34,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2665 states. [2022-12-13 16:52:34,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2665 to 2543. [2022-12-13 16:52:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2543 states, 1752 states have (on average 1.303082191780822) internal successors, (2283), 1792 states have internal predecessors, (2283), 622 states have call successors, (622), 170 states have call predecessors, (622), 168 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 16:52:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 3520 transitions. [2022-12-13 16:52:34,733 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 3520 transitions. Word has length 53 [2022-12-13 16:52:34,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:34,734 INFO L495 AbstractCegarLoop]: Abstraction has 2543 states and 3520 transitions. [2022-12-13 16:52:34,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 16:52:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3520 transitions. [2022-12-13 16:52:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-13 16:52:34,739 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:34,740 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 16:52:34,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 16:52:34,740 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:34,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:34,740 INFO L85 PathProgramCache]: Analyzing trace with hash 2028719357, now seen corresponding path program 1 times [2022-12-13 16:52:34,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:34,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668701570] [2022-12-13 16:52:34,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:34,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:52:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 16:52:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 16:52:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 16:52:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:52:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:34,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 16:52:34,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:34,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668701570] [2022-12-13 16:52:34,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668701570] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:34,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:34,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 16:52:34,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875032383] [2022-12-13 16:52:34,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:34,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:52:34,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:34,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:52:34,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:52:34,922 INFO L87 Difference]: Start difference. First operand 2543 states and 3520 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 16:52:37,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:52:39,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:39,748 INFO L93 Difference]: Finished difference Result 5195 states and 7230 transitions. [2022-12-13 16:52:39,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 16:52:39,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 66 [2022-12-13 16:52:39,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:39,759 INFO L225 Difference]: With dead ends: 5195 [2022-12-13 16:52:39,759 INFO L226 Difference]: Without dead ends: 2665 [2022-12-13 16:52:39,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:52:39,766 INFO L413 NwaCegarLoop]: 2104 mSDtfsCounter, 1133 mSDsluCounter, 2942 mSDsCounter, 0 mSdLazyCounter, 2931 mSolverCounterSat, 452 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 5046 SdHoareTripleChecker+Invalid, 3384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 2931 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:39,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1367 Valid, 5046 Invalid, 3384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [452 Valid, 2931 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-12-13 16:52:39,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2665 states. [2022-12-13 16:52:39,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2665 to 2543. [2022-12-13 16:52:39,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2543 states, 1752 states have (on average 1.2996575342465753) internal successors, (2277), 1792 states have internal predecessors, (2277), 622 states have call successors, (622), 170 states have call predecessors, (622), 168 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 16:52:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 3514 transitions. [2022-12-13 16:52:39,888 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 3514 transitions. Word has length 66 [2022-12-13 16:52:39,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:39,888 INFO L495 AbstractCegarLoop]: Abstraction has 2543 states and 3514 transitions. [2022-12-13 16:52:39,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 16:52:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3514 transitions. [2022-12-13 16:52:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-13 16:52:39,891 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:39,892 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:39,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 16:52:39,892 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:39,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:39,892 INFO L85 PathProgramCache]: Analyzing trace with hash -50420820, now seen corresponding path program 1 times [2022-12-13 16:52:39,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:39,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886043152] [2022-12-13 16:52:39,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:39,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:52:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 16:52:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-12-13 16:52:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 16:52:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:52:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:40,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 16:52:40,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:40,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886043152] [2022-12-13 16:52:40,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886043152] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:40,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:40,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 16:52:40,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453300777] [2022-12-13 16:52:40,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:40,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:52:40,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:40,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:52:40,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:52:40,059 INFO L87 Difference]: Start difference. First operand 2543 states and 3514 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 16:52:42,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:52:44,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:44,905 INFO L93 Difference]: Finished difference Result 5152 states and 7140 transitions. [2022-12-13 16:52:44,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 16:52:44,906 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 72 [2022-12-13 16:52:44,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:44,913 INFO L225 Difference]: With dead ends: 5152 [2022-12-13 16:52:44,914 INFO L226 Difference]: Without dead ends: 2663 [2022-12-13 16:52:44,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:52:44,920 INFO L413 NwaCegarLoop]: 2098 mSDtfsCounter, 1133 mSDsluCounter, 2923 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 452 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 5021 SdHoareTripleChecker+Invalid, 3398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:44,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1367 Valid, 5021 Invalid, 3398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [452 Valid, 2945 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-12-13 16:52:44,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2663 states. [2022-12-13 16:52:45,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2663 to 2543. [2022-12-13 16:52:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2543 states, 1752 states have (on average 1.297945205479452) internal successors, (2274), 1792 states have internal predecessors, (2274), 622 states have call successors, (622), 170 states have call predecessors, (622), 168 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 16:52:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 3511 transitions. [2022-12-13 16:52:45,044 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 3511 transitions. Word has length 72 [2022-12-13 16:52:45,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:45,045 INFO L495 AbstractCegarLoop]: Abstraction has 2543 states and 3511 transitions. [2022-12-13 16:52:45,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 16:52:45,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3511 transitions. [2022-12-13 16:52:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-13 16:52:45,048 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:45,049 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:45,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 16:52:45,049 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:45,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:45,049 INFO L85 PathProgramCache]: Analyzing trace with hash 42747205, now seen corresponding path program 1 times [2022-12-13 16:52:45,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:45,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666832966] [2022-12-13 16:52:45,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:45,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:45,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:45,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 16:52:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:45,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:52:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:45,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 16:52:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:45,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 16:52:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 16:52:45,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:45,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666832966] [2022-12-13 16:52:45,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666832966] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:45,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:45,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 16:52:45,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61676982] [2022-12-13 16:52:45,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:45,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:52:45,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:45,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:52:45,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:52:45,285 INFO L87 Difference]: Start difference. First operand 2543 states and 3511 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (8), 4 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 16:52:48,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:52:50,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:50,283 INFO L93 Difference]: Finished difference Result 2665 states and 3687 transitions. [2022-12-13 16:52:50,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:52:50,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (8), 4 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 73 [2022-12-13 16:52:50,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:50,291 INFO L225 Difference]: With dead ends: 2665 [2022-12-13 16:52:50,291 INFO L226 Difference]: Without dead ends: 2662 [2022-12-13 16:52:50,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:52:50,293 INFO L413 NwaCegarLoop]: 1868 mSDtfsCounter, 1931 mSDsluCounter, 1831 mSDsCounter, 0 mSdLazyCounter, 3283 mSolverCounterSat, 445 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2376 SdHoareTripleChecker+Valid, 3699 SdHoareTripleChecker+Invalid, 3729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 445 IncrementalHoareTripleChecker+Valid, 3283 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:50,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2376 Valid, 3699 Invalid, 3729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [445 Valid, 3283 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-12-13 16:52:50,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2662 states. [2022-12-13 16:52:50,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2662 to 2542. [2022-12-13 16:52:50,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2542 states, 1752 states have (on average 1.2973744292237444) internal successors, (2273), 1791 states have internal predecessors, (2273), 621 states have call successors, (621), 170 states have call predecessors, (621), 168 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 16:52:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2542 states and 3509 transitions. [2022-12-13 16:52:50,408 INFO L78 Accepts]: Start accepts. Automaton has 2542 states and 3509 transitions. Word has length 73 [2022-12-13 16:52:50,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:50,408 INFO L495 AbstractCegarLoop]: Abstraction has 2542 states and 3509 transitions. [2022-12-13 16:52:50,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (8), 4 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 16:52:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3509 transitions. [2022-12-13 16:52:50,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 16:52:50,411 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:50,411 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:50,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 16:52:50,412 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:50,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:50,412 INFO L85 PathProgramCache]: Analyzing trace with hash -2140783982, now seen corresponding path program 1 times [2022-12-13 16:52:50,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:50,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236032475] [2022-12-13 16:52:50,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:50,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:52:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 16:52:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:52:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 16:52:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:52:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:52:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 16:52:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 16:52:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 16:52:50,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:50,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236032475] [2022-12-13 16:52:50,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236032475] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:50,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:50,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:52:50,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899913718] [2022-12-13 16:52:50,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:50,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:52:50,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:50,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:52:50,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:52:50,653 INFO L87 Difference]: Start difference. First operand 2542 states and 3509 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:52:53,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:52:57,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:52:57,012 INFO L93 Difference]: Finished difference Result 5153 states and 7131 transitions. [2022-12-13 16:52:57,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:52:57,013 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 81 [2022-12-13 16:52:57,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:52:57,019 INFO L225 Difference]: With dead ends: 5153 [2022-12-13 16:52:57,019 INFO L226 Difference]: Without dead ends: 2662 [2022-12-13 16:52:57,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:52:57,024 INFO L413 NwaCegarLoop]: 2099 mSDtfsCounter, 1136 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 5856 mSolverCounterSat, 448 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 8532 SdHoareTripleChecker+Invalid, 6305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 448 IncrementalHoareTripleChecker+Valid, 5856 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:52:57,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1370 Valid, 8532 Invalid, 6305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [448 Valid, 5856 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2022-12-13 16:52:57,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2662 states. [2022-12-13 16:52:57,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2662 to 2542. [2022-12-13 16:52:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2542 states, 1752 states have (on average 1.2968036529680365) internal successors, (2272), 1790 states have internal predecessors, (2272), 621 states have call successors, (621), 170 states have call predecessors, (621), 168 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 16:52:57,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2542 states and 3508 transitions. [2022-12-13 16:52:57,134 INFO L78 Accepts]: Start accepts. Automaton has 2542 states and 3508 transitions. Word has length 81 [2022-12-13 16:52:57,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:52:57,134 INFO L495 AbstractCegarLoop]: Abstraction has 2542 states and 3508 transitions. [2022-12-13 16:52:57,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:52:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3508 transitions. [2022-12-13 16:52:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-13 16:52:57,137 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:52:57,137 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:52:57,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 16:52:57,138 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:52:57,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:52:57,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1973654624, now seen corresponding path program 1 times [2022-12-13 16:52:57,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:52:57,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433215581] [2022-12-13 16:52:57,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:52:57,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:52:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:52:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:52:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 16:52:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 16:52:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:52:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 16:52:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:52:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 16:52:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 16:52:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 16:52:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:52:57,500 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 16:52:57,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:52:57,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433215581] [2022-12-13 16:52:57,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433215581] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:52:57,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:52:57,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:52:57,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229946730] [2022-12-13 16:52:57,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:52:57,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:52:57,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:52:57,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:52:57,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:52:57,502 INFO L87 Difference]: Start difference. First operand 2542 states and 3508 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-12-13 16:53:00,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:53:03,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:53:03,932 INFO L93 Difference]: Finished difference Result 5152 states and 7129 transitions. [2022-12-13 16:53:03,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:53:03,932 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 85 [2022-12-13 16:53:03,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:53:03,940 INFO L225 Difference]: With dead ends: 5152 [2022-12-13 16:53:03,940 INFO L226 Difference]: Without dead ends: 2651 [2022-12-13 16:53:03,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:53:03,945 INFO L413 NwaCegarLoop]: 2098 mSDtfsCounter, 1137 mSDsluCounter, 6429 mSDsCounter, 0 mSdLazyCounter, 5850 mSolverCounterSat, 450 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 8527 SdHoareTripleChecker+Invalid, 6301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 450 IncrementalHoareTripleChecker+Valid, 5850 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:53:03,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1372 Valid, 8527 Invalid, 6301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [450 Valid, 5850 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2022-12-13 16:53:03,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2651 states. [2022-12-13 16:53:04,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2651 to 2531. [2022-12-13 16:53:04,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2531 states, 1745 states have (on average 1.2968481375358165) internal successors, (2263), 1783 states have internal predecessors, (2263), 619 states have call successors, (619), 168 states have call predecessors, (619), 166 states have return successors, (613), 601 states have call predecessors, (613), 613 states have call successors, (613) [2022-12-13 16:53:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2531 states and 3495 transitions. [2022-12-13 16:53:04,046 INFO L78 Accepts]: Start accepts. Automaton has 2531 states and 3495 transitions. Word has length 85 [2022-12-13 16:53:04,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:53:04,047 INFO L495 AbstractCegarLoop]: Abstraction has 2531 states and 3495 transitions. [2022-12-13 16:53:04,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-12-13 16:53:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 3495 transitions. [2022-12-13 16:53:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-13 16:53:04,050 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:53:04,050 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:53:04,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 16:53:04,050 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:53:04,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:53:04,050 INFO L85 PathProgramCache]: Analyzing trace with hash -571967331, now seen corresponding path program 1 times [2022-12-13 16:53:04,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:53:04,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251322421] [2022-12-13 16:53:04,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:04,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:53:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:53:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:53:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:53:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:53:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 16:53:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 16:53:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 16:53:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:53:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 16:53:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:53:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:53:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:04,383 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 16:53:04,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:53:04,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251322421] [2022-12-13 16:53:04,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251322421] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:53:04,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:53:04,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:53:04,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943821827] [2022-12-13 16:53:04,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:53:04,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:53:04,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:53:04,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:53:04,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:53:04,386 INFO L87 Difference]: Start difference. First operand 2531 states and 3495 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 16:53:07,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:53:12,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:53:12,343 INFO L93 Difference]: Finished difference Result 5264 states and 7304 transitions. [2022-12-13 16:53:12,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:53:12,344 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 109 [2022-12-13 16:53:12,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:53:12,351 INFO L225 Difference]: With dead ends: 5264 [2022-12-13 16:53:12,351 INFO L226 Difference]: Without dead ends: 2772 [2022-12-13 16:53:12,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:53:12,355 INFO L413 NwaCegarLoop]: 2040 mSDtfsCounter, 1718 mSDsluCounter, 5652 mSDsCounter, 0 mSdLazyCounter, 5557 mSolverCounterSat, 1398 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1866 SdHoareTripleChecker+Valid, 7692 SdHoareTripleChecker+Invalid, 6956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1398 IncrementalHoareTripleChecker+Valid, 5557 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-12-13 16:53:12,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1866 Valid, 7692 Invalid, 6956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1398 Valid, 5557 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2022-12-13 16:53:12,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2772 states. [2022-12-13 16:53:12,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2772 to 2531. [2022-12-13 16:53:12,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2531 states, 1745 states have (on average 1.2962750716332379) internal successors, (2262), 1783 states have internal predecessors, (2262), 619 states have call successors, (619), 168 states have call predecessors, (619), 166 states have return successors, (613), 601 states have call predecessors, (613), 613 states have call successors, (613) [2022-12-13 16:53:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2531 states and 3494 transitions. [2022-12-13 16:53:12,463 INFO L78 Accepts]: Start accepts. Automaton has 2531 states and 3494 transitions. Word has length 109 [2022-12-13 16:53:12,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:53:12,463 INFO L495 AbstractCegarLoop]: Abstraction has 2531 states and 3494 transitions. [2022-12-13 16:53:12,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 16:53:12,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 3494 transitions. [2022-12-13 16:53:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-13 16:53:12,466 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:53:12,466 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:53:12,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 16:53:12,466 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:53:12,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:53:12,467 INFO L85 PathProgramCache]: Analyzing trace with hash -822439966, now seen corresponding path program 1 times [2022-12-13 16:53:12,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:53:12,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66386247] [2022-12-13 16:53:12,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:12,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:53:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:53:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:53:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:53:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:53:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 16:53:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:53:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 16:53:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 16:53:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:53:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:53:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:53:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 16:53:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:13,884 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-13 16:53:13,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:53:13,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66386247] [2022-12-13 16:53:13,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66386247] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:53:13,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565864623] [2022-12-13 16:53:13,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:13,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:53:13,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:53:13,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:53:13,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 16:53:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:14,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 2834 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-13 16:53:14,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:53:14,896 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 16:53:14,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:53:14,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565864623] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:53:14,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:53:14,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 16 [2022-12-13 16:53:14,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501872962] [2022-12-13 16:53:14,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:53:14,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-13 16:53:14,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:53:14,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-13 16:53:14,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2022-12-13 16:53:14,899 INFO L87 Difference]: Start difference. First operand 2531 states and 3494 transitions. Second operand has 12 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 4 states have call successors, (18), 2 states have call predecessors, (18), 5 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-12-13 16:53:17,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:53:19,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:53:20,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:53:20,295 INFO L93 Difference]: Finished difference Result 5320 states and 7411 transitions. [2022-12-13 16:53:20,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 16:53:20,296 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 4 states have call successors, (18), 2 states have call predecessors, (18), 5 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 115 [2022-12-13 16:53:20,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:53:20,302 INFO L225 Difference]: With dead ends: 5320 [2022-12-13 16:53:20,302 INFO L226 Difference]: Without dead ends: 2823 [2022-12-13 16:53:20,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 136 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-12-13 16:53:20,306 INFO L413 NwaCegarLoop]: 3465 mSDtfsCounter, 272 mSDsluCounter, 34134 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 37599 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:53:20,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 37599 Invalid, 1513 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1508 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2022-12-13 16:53:20,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2022-12-13 16:53:20,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2538. [2022-12-13 16:53:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2538 states, 1750 states have (on average 1.2954285714285714) internal successors, (2267), 1788 states have internal predecessors, (2267), 620 states have call successors, (620), 168 states have call predecessors, (620), 167 states have return successors, (620), 603 states have call predecessors, (620), 614 states have call successors, (620) [2022-12-13 16:53:20,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2538 states and 3507 transitions. [2022-12-13 16:53:20,419 INFO L78 Accepts]: Start accepts. Automaton has 2538 states and 3507 transitions. Word has length 115 [2022-12-13 16:53:20,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:53:20,419 INFO L495 AbstractCegarLoop]: Abstraction has 2538 states and 3507 transitions. [2022-12-13 16:53:20,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 8.2) internal successors, (82), 9 states have internal predecessors, (82), 4 states have call successors, (18), 2 states have call predecessors, (18), 5 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-12-13 16:53:20,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3507 transitions. [2022-12-13 16:53:20,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-13 16:53:20,423 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:53:20,424 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:53:20,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:53:20,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:53:20,624 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:53:20,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:53:20,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1745804100, now seen corresponding path program 1 times [2022-12-13 16:53:20,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:53:20,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448493283] [2022-12-13 16:53:20,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:20,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:53:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:53:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:53:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:53:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 16:53:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 16:53:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 16:53:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 16:53:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 16:53:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:53:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:53:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:53:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 16:53:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:22,907 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-13 16:53:22,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:53:22,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448493283] [2022-12-13 16:53:22,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448493283] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:53:22,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121317768] [2022-12-13 16:53:22,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:22,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:53:22,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:53:22,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:53:22,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 16:53:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:24,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 2834 conjuncts, 77 conjunts are in the unsatisfiable core [2022-12-13 16:53:24,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:53:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 16:53:28,142 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:53:28,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121317768] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:53:28,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:53:28,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [20] total 35 [2022-12-13 16:53:28,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950077773] [2022-12-13 16:53:28,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:53:28,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-13 16:53:28,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:53:28,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-13 16:53:28,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-12-13 16:53:28,144 INFO L87 Difference]: Start difference. First operand 2538 states and 3507 transitions. Second operand has 20 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 5 states have call successors, (18), 2 states have call predecessors, (18), 6 states have return successors, (14), 6 states have call predecessors, (14), 5 states have call successors, (14) [2022-12-13 16:53:31,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:53:33,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:53:33,598 INFO L93 Difference]: Finished difference Result 5034 states and 6963 transitions. [2022-12-13 16:53:33,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-12-13 16:53:33,599 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 5 states have call successors, (18), 2 states have call predecessors, (18), 6 states have return successors, (14), 6 states have call predecessors, (14), 5 states have call successors, (14) Word has length 115 [2022-12-13 16:53:33,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:53:33,604 INFO L225 Difference]: With dead ends: 5034 [2022-12-13 16:53:33,604 INFO L226 Difference]: Without dead ends: 2535 [2022-12-13 16:53:33,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 123 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=215, Invalid=1947, Unknown=0, NotChecked=0, Total=2162 [2022-12-13 16:53:33,609 INFO L413 NwaCegarLoop]: 3045 mSDtfsCounter, 24 mSDsluCounter, 48498 mSDsCounter, 0 mSdLazyCounter, 2392 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 51543 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2392 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:53:33,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 51543 Invalid, 2400 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 2392 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-12-13 16:53:33,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2535 states. [2022-12-13 16:53:33,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2535 to 2526. [2022-12-13 16:53:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2526 states, 1742 states have (on average 1.296211251435132) internal successors, (2258), 1780 states have internal predecessors, (2258), 618 states have call successors, (618), 167 states have call predecessors, (618), 165 states have return successors, (612), 600 states have call predecessors, (612), 612 states have call successors, (612) [2022-12-13 16:53:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 3488 transitions. [2022-12-13 16:53:33,717 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 3488 transitions. Word has length 115 [2022-12-13 16:53:33,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:53:33,718 INFO L495 AbstractCegarLoop]: Abstraction has 2526 states and 3488 transitions. [2022-12-13 16:53:33,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 5 states have call successors, (18), 2 states have call predecessors, (18), 6 states have return successors, (14), 6 states have call predecessors, (14), 5 states have call successors, (14) [2022-12-13 16:53:33,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 3488 transitions. [2022-12-13 16:53:33,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-13 16:53:33,721 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:53:33,721 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:53:33,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 16:53:33,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-13 16:53:33,922 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:53:33,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:53:33,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1113601576, now seen corresponding path program 1 times [2022-12-13 16:53:33,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:53:33,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306151851] [2022-12-13 16:53:33,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:33,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:53:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 16:53:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:53:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:53:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:53:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:53:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 16:53:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 16:53:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:53:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 16:53:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:53:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 16:53:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:53:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:53:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 16:53:34,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:53:34,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306151851] [2022-12-13 16:53:34,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306151851] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:53:34,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008461171] [2022-12-13 16:53:34,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:34,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:53:34,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:53:34,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:53:34,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 16:53:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:53:35,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 3323 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 16:53:35,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:53:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-13 16:53:35,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:53:35,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008461171] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:53:35,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:53:35,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 8 [2022-12-13 16:53:35,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725458032] [2022-12-13 16:53:35,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:53:35,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:53:35,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:53:35,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:53:35,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:53:35,581 INFO L87 Difference]: Start difference. First operand 2526 states and 3488 transitions. Second operand has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 16:53:36,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:53:36,157 INFO L93 Difference]: Finished difference Result 5019 states and 6934 transitions. [2022-12-13 16:53:36,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:53:36,157 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 119 [2022-12-13 16:53:36,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:53:36,163 INFO L225 Difference]: With dead ends: 5019 [2022-12-13 16:53:36,163 INFO L226 Difference]: Without dead ends: 2526 [2022-12-13 16:53:36,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-13 16:53:36,168 INFO L413 NwaCegarLoop]: 3048 mSDtfsCounter, 263 mSDsluCounter, 11719 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 14767 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 16:53:36,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [356 Valid, 14767 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 16:53:36,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2526 states. [2022-12-13 16:53:36,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2526 to 2526. [2022-12-13 16:53:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2526 states, 1742 states have (on average 1.2956371986222732) internal successors, (2257), 1780 states have internal predecessors, (2257), 618 states have call successors, (618), 167 states have call predecessors, (618), 165 states have return successors, (612), 600 states have call predecessors, (612), 612 states have call successors, (612) [2022-12-13 16:53:36,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 3487 transitions. [2022-12-13 16:53:36,281 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 3487 transitions. Word has length 119 [2022-12-13 16:53:36,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:53:36,282 INFO L495 AbstractCegarLoop]: Abstraction has 2526 states and 3487 transitions. [2022-12-13 16:53:36,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 16:53:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 3487 transitions. [2022-12-13 16:53:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-13 16:53:36,285 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:53:36,285 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:53:36,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 16:53:36,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-13 16:53:36,485 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:53:36,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:53:36,486 INFO L85 PathProgramCache]: Analyzing trace with hash 639127128, now seen corresponding path program 1 times [2022-12-13 16:53:36,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:53:36,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845147118] [2022-12-13 16:53:36,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:53:36,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:53:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:53:37,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:53:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:53:38,806 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:53:38,806 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 16:53:38,807 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 16:53:38,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 16:53:38,811 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:53:38,813 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:53:38,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:53:38 BoogieIcfgContainer [2022-12-13 16:53:38,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:53:38,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:53:38,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:53:38,902 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:53:38,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:52:25" (3/4) ... [2022-12-13 16:53:38,905 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 16:53:38,905 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:53:38,905 INFO L158 Benchmark]: Toolchain (without parser) took 86957.76ms. Allocated memory was 142.6MB in the beginning and 534.8MB in the end (delta: 392.2MB). Free memory was 95.4MB in the beginning and 112.1MB in the end (delta: -16.7MB). Peak memory consumption was 376.2MB. Max. memory is 16.1GB. [2022-12-13 16:53:38,906 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 118.5MB in the end (delta: 27.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:53:38,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3177.30ms. Allocated memory was 142.6MB in the beginning and 247.5MB in the end (delta: 104.9MB). Free memory was 94.8MB in the beginning and 150.3MB in the end (delta: -55.5MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. [2022-12-13 16:53:38,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.28ms. Allocated memory is still 247.5MB. Free memory was 150.3MB in the beginning and 106.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-12-13 16:53:38,907 INFO L158 Benchmark]: Boogie Preprocessor took 231.70ms. Allocated memory is still 247.5MB. Free memory was 106.2MB in the beginning and 110.4MB in the end (delta: -4.2MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2022-12-13 16:53:38,907 INFO L158 Benchmark]: RCFGBuilder took 10101.50ms. Allocated memory was 247.5MB in the beginning and 369.1MB in the end (delta: 121.6MB). Free memory was 110.4MB in the beginning and 150.4MB in the end (delta: -40.0MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. [2022-12-13 16:53:38,907 INFO L158 Benchmark]: TraceAbstraction took 73249.23ms. Allocated memory was 369.1MB in the beginning and 534.8MB in the end (delta: 165.7MB). Free memory was 149.3MB in the beginning and 112.1MB in the end (delta: 37.2MB). Peak memory consumption was 239.2MB. Max. memory is 16.1GB. [2022-12-13 16:53:38,907 INFO L158 Benchmark]: Witness Printer took 3.12ms. Allocated memory is still 534.8MB. Free memory is still 112.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:53:38,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 118.5MB in the end (delta: 27.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3177.30ms. Allocated memory was 142.6MB in the beginning and 247.5MB in the end (delta: 104.9MB). Free memory was 94.8MB in the beginning and 150.3MB in the end (delta: -55.5MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 190.28ms. Allocated memory is still 247.5MB. Free memory was 150.3MB in the beginning and 106.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 231.70ms. Allocated memory is still 247.5MB. Free memory was 106.2MB in the beginning and 110.4MB in the end (delta: -4.2MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10101.50ms. Allocated memory was 247.5MB in the beginning and 369.1MB in the end (delta: 121.6MB). Free memory was 110.4MB in the beginning and 150.4MB in the end (delta: -40.0MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. * TraceAbstraction took 73249.23ms. Allocated memory was 369.1MB in the beginning and 534.8MB in the end (delta: 165.7MB). Free memory was 149.3MB in the beginning and 112.1MB in the end (delta: 37.2MB). Peak memory consumption was 239.2MB. Max. memory is 16.1GB. * Witness Printer took 3.12ms. Allocated memory is still 534.8MB. Free memory is still 112.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 13668]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of __builtin_object_size at line 7404, overapproximation of large string literal at line 12798, overapproximation of bitwiseAnd at line 12077. Possible FailurePath: [L7687] static unsigned int vhost_zcopy_mask ; [L10792] static struct target_fabric_configfs *tcm_vhost_fabric_configfs ; [L10793] static struct workqueue_struct *tcm_vhost_workqueue ; [L10794-L10797] static struct mutex tcm_vhost_mutex = {{1}, {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "tcm_vhost_mutex.wait_lock", 0, 0UL}}}}, {& tcm_vhost_mutex.wait_list, & tcm_vhost_mutex.wait_list}, 0, 0, (void *)(& tcm_vhost_mutex), {0, {0, 0}, "tcm_vhost_mutex", 0, 0UL}}; [L10798] static struct list_head tcm_vhost_list = {& tcm_vhost_list, & tcm_vhost_list}; [L12183-L12186] static struct file_operations const vhost_scsi_fops = {& __this_module, & noop_llseek, 0, 0, 0, 0, 0, 0, & vhost_scsi_ioctl, & vhost_scsi_compat_ioctl, 0, & vhost_scsi_open, 0, & vhost_scsi_release, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L12187-L12188] static struct miscdevice vhost_scsi_misc = {255, "vhost-scsi", & vhost_scsi_fops, {0, 0}, 0, 0, 0, (unsigned short)0}; [L12540] static struct target_fabric_tpg_attribute tcm_vhost_tpg_nexus = {{"nexus", & __this_module, 420U}, & tcm_vhost_tpg_show_nexus, & tcm_vhost_tpg_store_nexus}; [L12541] static struct configfs_attribute *tcm_vhost_tpg_attrs[2U] = { & tcm_vhost_tpg_nexus.attr, 0}; [L12732] static struct target_fabric_wwn_attribute tcm_vhost_wwn_version = {{"version", & __this_module, 292U}, & tcm_vhost_wwn_show_attr_version, 0}; [L12733] static struct configfs_attribute *tcm_vhost_wwn_attrs[2U] = { & tcm_vhost_wwn_version.attr, 0}; [L12734-L12745] static struct target_core_fabric_ops tcm_vhost_ops = {0, & tcm_vhost_get_fabric_name, & tcm_vhost_get_fabric_proto_ident, & tcm_vhost_get_fabric_wwn, & tcm_vhost_get_tag, & tcm_vhost_get_default_depth, & tcm_vhost_get_pr_transport_id, & tcm_vhost_get_pr_transport_id_len, & tcm_vhost_parse_pr_out_transport_id, & tcm_vhost_check_true, & tcm_vhost_check_true, & tcm_vhost_check_false, & tcm_vhost_check_false, 0, & tcm_vhost_alloc_fabric_acl, & tcm_vhost_release_fabric_acl, & tcm_vhost_tpg_get_inst_index, 0, & tcm_vhost_release_cmd, 0, & tcm_vhost_shutdown_session, & tcm_vhost_close_session, & tcm_vhost_sess_get_index, 0, & tcm_vhost_write_pending, & tcm_vhost_write_pending_status, & tcm_vhost_set_default_node_attrs, & tcm_vhost_get_task_tag, & tcm_vhost_get_cmd_state, & tcm_vhost_queue_data_in, & tcm_vhost_queue_status, & tcm_vhost_queue_tm_rsp, & tcm_vhost_make_tport, & tcm_vhost_drop_tport, & tcm_vhost_make_tpg, & tcm_vhost_drop_tpg, & tcm_vhost_port_link, & tcm_vhost_port_unlink, 0, 0, & tcm_vhost_make_nodeacl, & tcm_vhost_drop_nodeacl}; [L12885] int LDV_IN_INTERRUPT ; [L13678] static int ldv_mutex_cred_guard_mutex ; [L13785] static int ldv_mutex_lock ; [L13892] static int ldv_mutex_mtx ; [L13999] static int ldv_mutex_mutex ; [L14106] static int ldv_mutex_tcm_vhost_mutex ; [L14213] static int ldv_mutex_tv_tpg_mutex ; VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=0, ldv_mutex_cred_guard_mutex=0, ldv_mutex_lock=0, ldv_mutex_mtx=0, ldv_mutex_mutex=0, ldv_mutex_tcm_vhost_mutex=0, ldv_mutex_tv_tpg_mutex=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={0:0}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12888] struct inode *var_group1 ; [L12889] struct file *var_group2 ; [L12890] unsigned int var_vhost_scsi_ioctl_44_p1 ; [L12891] unsigned long var_vhost_scsi_ioctl_44_p2 ; [L12892] unsigned int var_vhost_scsi_compat_ioctl_45_p1 ; [L12893] unsigned long var_vhost_scsi_compat_ioctl_45_p2 ; [L12894] int res_vhost_scsi_open_39 ; [L12895] struct se_portal_group *var_group3 ; [L12896] struct se_node_acl *var_group4 ; [L12897] struct t10_pr_registration *var_tcm_vhost_get_pr_transport_id_7_p2 ; [L12898] int *var_tcm_vhost_get_pr_transport_id_7_p3 ; [L12899] unsigned char *var_tcm_vhost_get_pr_transport_id_7_p4 ; [L12900] struct t10_pr_registration *var_tcm_vhost_get_pr_transport_id_len_8_p2 ; [L12901] int *var_tcm_vhost_get_pr_transport_id_len_8_p3 ; [L12902] char const *var_tcm_vhost_parse_pr_out_transport_id_9_p1 ; [L12903] u32 *var_tcm_vhost_parse_pr_out_transport_id_9_p2 ; [L12904] char **var_tcm_vhost_parse_pr_out_transport_id_9_p3 ; [L12905] struct se_cmd *var_group5 ; [L12906] struct se_session *var_group6 ; [L12907] struct target_fabric_configfs *var_group7 ; [L12908] struct config_group *var_group8 ; [L12909] char const *var_tcm_vhost_make_tport_59_p2 ; [L12910] struct se_wwn *var_group9 ; [L12911] char const *var_tcm_vhost_make_tpg_57_p2 ; [L12912] struct se_lun *var_group10 ; [L12913] char const *var_tcm_vhost_make_nodeacl_51_p2 ; [L12914] int ldv_s_vhost_scsi_fops_file_operations ; [L12915] int tmp ; [L12916] int tmp___0 ; [L12917] int tmp___1 ; [L12919] ldv_s_vhost_scsi_fops_file_operations = 0 [L12920] LDV_IN_INTERRUPT = 1 [L12921] CALL ldv_initialize() [L14323] ldv_mutex_cred_guard_mutex = 1 [L14324] ldv_mutex_lock = 1 [L14325] ldv_mutex_mtx = 1 [L14326] ldv_mutex_mutex = 1 [L14327] ldv_mutex_tcm_vhost_mutex = 1 [L14328] ldv_mutex_tv_tpg_mutex = 1 VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={0:0}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12921] RET ldv_initialize() [L12922] FCALL ldv_handler_precall() VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ldv_s_vhost_scsi_fops_file_operations=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={0:0}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12923] CALL, EXPR tcm_vhost_init() [L12839] int ret ; [L12840] struct lock_class_key __key ; [L12841] char const *__lock_name ; [L12842] struct workqueue_struct *tmp ; [L12844] ret = -12 [L12845] __lock_name = "tcm_vhost" [L12846] tmp = __alloc_workqueue_key("tcm_vhost", 0U, 0, & __key, __lock_name) [L12847] tcm_vhost_workqueue = tmp VAL [__alloc_workqueue_key("tcm_vhost", 0U, 0, & __key, __lock_name)={363:-362}, __key={366:0}, __lock_name={351:0}, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ret=-12, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp={363:-362}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12848] COND FALSE !((unsigned long )tcm_vhost_workqueue == (unsigned long )((struct workqueue_struct *)0)) [L12852] CALL, EXPR vhost_scsi_register() [L12191] int tmp ; [L12193] CALL, EXPR misc_register(& vhost_scsi_misc) [L14561] return __VERIFIER_nondet_int(); [L12193] RET, EXPR misc_register(& vhost_scsi_misc) [L12193] tmp = misc_register(& vhost_scsi_misc) [L12194] return (tmp); VAL [\result=371, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=371, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12852] RET, EXPR vhost_scsi_register() [L12852] ret = vhost_scsi_register() [L12853] COND FALSE !(ret < 0) [L12857] CALL, EXPR tcm_vhost_register_configfs() [L12748] struct target_fabric_configfs *fabric ; [L12749] int ret ; [L12750] struct _ddebug descriptor ; [L12751] struct new_utsname *tmp ; [L12752] struct new_utsname *tmp___0 ; [L12753] long tmp___1 ; [L12754] long tmp___2 ; [L12755] long tmp___3 ; [L12756] struct _ddebug descriptor___0 ; [L12757] long tmp___4 ; [L12759] descriptor.modname = "tcm_vhost" [L12760] descriptor.function = "tcm_vhost_register_configfs" [L12761] descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/tcm_vhost.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/tcm_vhost.c.prepared" [L12762] descriptor.format = "TCM_VHOST fabric module %s on %s/%s on 3.7.3\n" [L12763] descriptor.lineno = 1561U [L12764] descriptor.flags = 0U [L12765] EXPR descriptor.flags VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor.flags=0, descriptor___0={369:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12765] CALL, EXPR ldv__builtin_expect((long )descriptor.flags & 1L, 0L) VAL [\old(c)=0, \old(exp)=0, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13675] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __this_module={36893488147419103251:36893488147419103238}, c=0, exp=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12765] RET, EXPR ldv__builtin_expect((long )descriptor.flags & 1L, 0L) VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor.flags=0, descriptor___0={369:0}, ldv__builtin_expect((long )descriptor.flags & 1L, 0L)=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12765] tmp___1 = ldv__builtin_expect((long )descriptor.flags & 1L, 0L) [L12766] COND FALSE !(tmp___1 != 0L) VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor___0={369:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp___1=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12773] CALL, EXPR target_fabric_configfs_init(& __this_module, "vhost") [L14636] CALL, EXPR ldv_malloc(sizeof(struct target_fabric_configfs)) VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7220] COND FALSE !(__VERIFIER_nondet_int()) [L7225] return ((void *)0); VAL [\old(size)=1300, \result={0:0}, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, size=1300, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14636] RET, EXPR ldv_malloc(sizeof(struct target_fabric_configfs)) VAL [__this_module={36893488147419103251:36893488147419103238}, arg0={36893488147419103251:36893488147419103238}, arg0={36893488147419103251:36893488147419103238}, arg1={338:0}, arg1={338:0}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct target_fabric_configfs))={0:0}, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14636] return ldv_malloc(sizeof(struct target_fabric_configfs)); [L12773] RET, EXPR target_fabric_configfs_init(& __this_module, "vhost") [L12773] fabric = target_fabric_configfs_init(& __this_module, "vhost") [L12774] CALL, EXPR IS_ERR((void const *)fabric) VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ptr={0:0}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L6795] long tmp ; VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ptr={0:0}, ptr={0:0}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L6797] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [\old(c)=0, \old(exp)=0, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13675] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __this_module={36893488147419103251:36893488147419103238}, c=0, exp=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L6797] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [__this_module={36893488147419103251:36893488147419103238}, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ptr={0:0}, ptr={0:0}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L6797] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L6798] return (tmp); VAL [\result=0, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ptr={0:0}, ptr={0:0}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12774] RET, EXPR IS_ERR((void const *)fabric) VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor___0={369:0}, fabric={0:0}, IS_ERR((void const *)fabric)=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp___1=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12774] tmp___3 = IS_ERR((void const *)fabric) [L12775] COND FALSE !(tmp___3 != 0L) [L12781] fabric->tf_ops = tcm_vhost_ops [L12782] fabric->tf_cit_tmpl.tfc_wwn_cit.ct_attrs = (struct configfs_attribute **)(& tcm_vhost_wwn_attrs) [L12783] fabric->tf_cit_tmpl.tfc_tpg_base_cit.ct_attrs = (struct configfs_attribute **)(& tcm_vhost_tpg_attrs) [L12784] fabric->tf_cit_tmpl.tfc_tpg_attrib_cit.ct_attrs = 0 [L12785] fabric->tf_cit_tmpl.tfc_tpg_param_cit.ct_attrs = 0 [L12786] fabric->tf_cit_tmpl.tfc_tpg_np_base_cit.ct_attrs = 0 [L12787] fabric->tf_cit_tmpl.tfc_tpg_nacl_base_cit.ct_attrs = 0 [L12788] fabric->tf_cit_tmpl.tfc_tpg_nacl_attrib_cit.ct_attrs = 0 [L12789] fabric->tf_cit_tmpl.tfc_tpg_nacl_auth_cit.ct_attrs = 0 [L12790] fabric->tf_cit_tmpl.tfc_tpg_nacl_param_cit.ct_attrs = 0 [L12791] CALL, EXPR target_fabric_configfs_register(fabric) [L14640] return __VERIFIER_nondet_int(); [L12791] RET, EXPR target_fabric_configfs_register(fabric) [L12791] ret = target_fabric_configfs_register(fabric) [L12792] COND FALSE !(ret < 0) [L12797] tcm_vhost_fabric_configfs = fabric [L12798] descriptor___0.modname = "tcm_vhost" [L12799] descriptor___0.function = "tcm_vhost_register_configfs" [L12800] descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/tcm_vhost.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/tcm_vhost.c.prepared" [L12801] descriptor___0.format = "TCM_VHOST[0] - Set fabric -> tcm_vhost_fabric_configfs\n" [L12802] descriptor___0.lineno = 1599U [L12803] descriptor___0.flags = 0U [L12804] EXPR descriptor___0.flags VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor___0={369:0}, descriptor___0.flags=0, fabric={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ret=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp___1=0, tmp___3=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12804] CALL, EXPR ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L) VAL [\old(c)=0, \old(exp)=0, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13675] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __this_module={36893488147419103251:36893488147419103238}, c=0, exp=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12804] RET, EXPR ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L) VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor___0={369:0}, descriptor___0.flags=0, fabric={0:0}, ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L)=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ret=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp___1=0, tmp___3=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12804] tmp___4 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L) [L12805] COND FALSE !(tmp___4 != 0L) VAL [__this_module={36893488147419103251:36893488147419103238}, descriptor={365:0}, descriptor___0={369:0}, fabric={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ret=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp___1=0, tmp___3=0, tmp___4=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12809] return (0); [L12809] return (0); [L12809] return (0); VAL [\result=0, __this_module={36893488147419103251:36893488147419103238}, fabric={0:0}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ret=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp___1=0, tmp___3=0, tmp___4=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12857] RET, EXPR tcm_vhost_register_configfs() [L12857] ret = tcm_vhost_register_configfs() [L12858] COND FALSE !(ret < 0) [L12862] return (0); [L12862] return (0); VAL [\result=0, __alloc_workqueue_key("tcm_vhost", 0U, 0, & __key, __lock_name)={363:-362}, __lock_name={351:0}, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ret=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp={363:-362}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12923] RET, EXPR tcm_vhost_init() [L12923] tmp = tcm_vhost_init() [L12924] COND FALSE !(tmp != 0) VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ldv_s_vhost_scsi_fops_file_operations=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13102] tmp___1 = __VERIFIER_nondet_int() [L13103] COND TRUE tmp___1 != 0 || ldv_s_vhost_scsi_fops_file_operations != 0 VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ldv_s_vhost_scsi_fops_file_operations=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=0, tmp___1=1, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12930] tmp___0 = __VERIFIER_nondet_int() [L12932] case 0: [L12945] case 1: [L12953] case 2: VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ldv_s_vhost_scsi_fops_file_operations=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=0, tmp___0=2, tmp___1=1, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12954] FCALL ldv_handler_precall() VAL [__this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, ldv_s_vhost_scsi_fops_file_operations=0, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=0, tmp___0=2, tmp___1=1, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12955] CALL vhost_scsi_ioctl(var_group2, var_vhost_scsi_ioctl_44_p1, var_vhost_scsi_ioctl_44_p2) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12095] struct vhost_scsi *vs ; [L12096] struct vhost_scsi_target backend ; [L12097] void *argp ; [L12098] u64 *featurep ; [L12099] u64 features ; [L12100] int r ; [L12101] int abi_version ; [L12102] unsigned long tmp ; [L12103] int tmp___0 ; [L12104] unsigned long tmp___1 ; [L12105] int tmp___2 ; [L12106] int tmp___3 ; [L12107] int tmp___4 ; [L12108] unsigned long tmp___5 ; [L12109] int tmp___6 ; [L12110] long tmp___7 ; [L12112] EXPR f->private_data [L12112] vs = (struct vhost_scsi *)f->private_data [L12113] argp = (void *)arg [L12114] featurep = (u64 *)argp [L12115] abi_version = 0 [L12117] case 1088991040U: [L12129] case 1088991041U: [L12141] case 1074048834U: [L12148] case 2148052736U: [L12156] case 1074310912U: VAL [\old(arg)=18446744073709551612, \old(ioctl)=1074310912, \old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, abi_version={367:0}, arg=18446744073709551612, argp={0:-4}, backend={370:0}, f={36893488147419103239:-287}, f={36893488147419103239:-287}, featurep={0:-4}, features={368:0}, ioctl=1074310912, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0, vs={36893488147419103262:373}] [L12157] CALL, EXPR copy_from_user((void *)(& features), (void const *)featurep, 8UL) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, __this_module={36893488147419103251:36893488147419103238}, from={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7397] int sz ; [L7398] unsigned long tmp ; [L7399] int __ret_warn_on ; [L7400] long tmp___0 ; [L7401] long tmp___1 ; [L7402] long tmp___2 ; [L7404] tmp = __builtin_object_size((void const *)to, 0) [L7405] sz = (int )tmp VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, __this_module={36893488147419103251:36893488147419103238}, from={0:-4}, from={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, n=8, sz=-1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=18446744073709551615, to={368:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7406] FCALL might_fault() VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, __this_module={36893488147419103251:36893488147419103238}, from={0:-4}, from={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, n=8, sz=-1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=18446744073709551615, to={368:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7407] CALL, EXPR ldv__builtin_expect(sz == -1, 1L) VAL [\old(c)=1, \old(exp)=1, \old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13675] return (exp); VAL [\old(c)=1, \old(exp)=1, \old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \result=1, __this_module={36893488147419103251:36893488147419103238}, c=1, exp=1, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7407] RET, EXPR ldv__builtin_expect(sz == -1, 1L) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, __this_module={36893488147419103251:36893488147419103238}, from={0:-4}, from={0:-4}, ldv__builtin_expect(sz == -1, 1L)=1, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, n=8, sz=-1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=18446744073709551615, to={368:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7407] tmp___1 = ldv__builtin_expect(sz == -1, 1L) [L7408] COND TRUE tmp___1 != 0L VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, __this_module={36893488147419103251:36893488147419103238}, from={0:-4}, from={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, n=8, sz=-1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=18446744073709551615, tmp___1=1, to={368:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7409] CALL, EXPR _copy_from_user(to, from, (unsigned int )n) VAL [\old(arg2)=8, \old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, arg0={368:0}, arg1={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14395] return __VERIFIER_nondet_ulong(); [L7409] RET, EXPR _copy_from_user(to, from, (unsigned int )n) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, __this_module={36893488147419103251:36893488147419103238}, _copy_from_user(to, from, (unsigned int )n)=18446744073709551616, from={0:-4}, from={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, n=8, sz=-1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=18446744073709551615, tmp___1=1, to={368:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L7409] n = _copy_from_user(to, from, (unsigned int )n) [L7425] return (n); VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(n)=8, \result=18446744073709551616, __this_module={36893488147419103251:36893488147419103238}, from={0:-4}, from={0:-4}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, n=0, sz=-1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=18446744073709551615, tmp___1=1, to={368:0}, to={368:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12157] RET, EXPR copy_from_user((void *)(& features), (void const *)featurep, 8UL) VAL [\old(arg)=18446744073709551612, \old(ioctl)=1074310912, \old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, abi_version={367:0}, arg=18446744073709551612, argp={0:-4}, backend={370:0}, copy_from_user((void *)(& features), (void const *)featurep, 8UL)=18446744073709551616, f={36893488147419103239:-287}, f={36893488147419103239:-287}, featurep={0:-4}, features={368:0}, ioctl=1074310912, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0, vs={36893488147419103262:373}] [L12157] tmp___5 = copy_from_user((void *)(& features), (void const *)featurep, 8UL) [L12158] COND FALSE !(tmp___5 != 0UL) [L12162] EXPR \read(features) [L12162] CALL vhost_scsi_set_features(vs, features) [L12070] int tmp ; VAL [\old(features)=0, \old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, features=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0, vs={36893488147419103262:373}, vs={36893488147419103262:373}] [L12072] COND FALSE !((features & 0xffffffffcaffffffULL) != 0ULL) [L12076] CALL ldv_mutex_lock_41(& vs->dev.mutex) [L13443] CALL ldv_mutex_lock_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, lock={36893488147419103262:397}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14037] COND TRUE ldv_mutex_mutex == 1 VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=1, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, lock={36893488147419103262:397}, lock={36893488147419103262:397}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14041] ldv_mutex_mutex = 2 VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, lock={36893488147419103262:397}, lock={36893488147419103262:397}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13443] RET ldv_mutex_lock_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, ldv_func_arg1={36893488147419103262:397}, ldv_func_arg1={36893488147419103262:397}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13444] FCALL mutex_lock(ldv_func_arg1) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, ldv_func_arg1={36893488147419103262:397}, ldv_func_arg1={36893488147419103262:397}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L12076] RET ldv_mutex_lock_41(& vs->dev.mutex) [L12077] COND TRUE (features & 67108864ULL) != 0ULL [L12078] CALL vhost_log_access_ok(& vs->dev) [L8496] struct vhost_memory *mp ; [L8497] bool __warned ; [L8498] int tmp ; [L8499] int tmp___0 ; [L8500] int tmp___1 ; VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, dev={36893488147419103262:381}, dev={36893488147419103262:381}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L8502] CALL, EXPR debug_lockdep_rcu_enabled() VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14447] return __VERIFIER_nondet_int(); [L8502] RET, EXPR debug_lockdep_rcu_enabled() VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, debug_lockdep_rcu_enabled()=0, dev={36893488147419103262:381}, dev={36893488147419103262:381}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L8502] tmp = debug_lockdep_rcu_enabled() [L8503] COND FALSE !(tmp != 0 && ! __warned) VAL [\old(ldv_mutex_mutex)=1, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, __warned=1, dev={36893488147419103262:381}, dev={36893488147419103262:381}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, tmp=0, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L8513] EXPR dev->memory [L8513] mp = dev->memory [L8514] CALL memory_access_ok(dev, mp, 1) VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L8418] int i ; [L8419] int ok ; [L8421] i = 0 VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(log_all)=1, __this_module={36893488147419103251:36893488147419103238}, d={36893488147419103262:381}, d={36893488147419103262:381}, i=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, log_all=1, mem={36893488147419103270:36893488147419103243}, mem={36893488147419103270:36893488147419103243}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L8437] EXPR d->nvqs VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, \old(log_all)=1, __this_module={36893488147419103251:36893488147419103238}, d={36893488147419103262:381}, d={36893488147419103262:381}, d->nvqs=362, i=0, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, log_all=1, mem={36893488147419103270:36893488147419103243}, mem={36893488147419103270:36893488147419103243}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L8437] COND TRUE d->nvqs > i [L8424] EXPR d->vqs [L8424] CALL ldv_mutex_lock_12(& (d->vqs + (unsigned long )i)->mutex) [L13211] CALL ldv_mutex_lock_mutex(ldv_func_arg1) VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, lock={36893488147419103299:-5}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14037] COND FALSE !(ldv_mutex_mutex == 1) VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, lock={36893488147419103299:-5}, lock={36893488147419103299:-5}, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L14039] CALL ldv_error() VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] [L13668] reach_error() VAL [\old(ldv_mutex_mutex)=2, \old(ldv_mutex_tcm_vhost_mutex)=1, \old(ldv_mutex_tv_tpg_mutex)=1, __this_module={36893488147419103251:36893488147419103238}, LDV_IN_INTERRUPT=1, ldv_mutex_cred_guard_mutex=1, ldv_mutex_lock=1, ldv_mutex_mtx=1, ldv_mutex_mutex=2, ldv_mutex_tcm_vhost_mutex=1, ldv_mutex_tv_tpg_mutex=1, tcm_vhost_fabric_configfs={0:0}, tcm_vhost_list={354:0}, tcm_vhost_mutex={353:0}, tcm_vhost_ops={361:0}, tcm_vhost_tpg_attrs={358:0}, tcm_vhost_tpg_nexus={357:0}, tcm_vhost_workqueue={363:-362}, tcm_vhost_wwn_attrs={360:0}, tcm_vhost_wwn_version={359:0}, vhost_scsi_fops={355:0}, vhost_scsi_misc={356:0}, vhost_zcopy_mask=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 115 procedures, 2443 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.1s, OverallIterations: 17, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 53.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 32566 SdHoareTripleChecker+Valid, 48.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30478 mSDsluCounter, 170569 SdHoareTripleChecker+Invalid, 45.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 125392 mSDsCounter, 4444 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34036 IncrementalHoareTripleChecker+Invalid, 38490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4444 mSolverCounterUnsat, 45177 mSDtfsCounter, 34036 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 659 GetRequests, 550 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3355occurred in iteration=6, InterpolantAutomatonStates: 96, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 16 MinimizatonAttempts, 1272 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 1458 NumberOfCodeBlocks, 1458 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1323 ConstructedInterpolants, 1 QuantifiedInterpolants, 2385 SizeOfPredicates, 40 NumberOfNonLiveVariables, 8991 ConjunctsInSsa, 141 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 123/129 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 16:53:38,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:53:40,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:53:40,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:53:40,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:53:40,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:53:40,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:53:40,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:53:40,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:53:40,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:53:40,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:53:40,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:53:40,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:53:40,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:53:40,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:53:40,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:53:40,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:53:40,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:53:40,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:53:40,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:53:40,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:53:40,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:53:40,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:53:40,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:53:40,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:53:40,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:53:40,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:53:40,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:53:40,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:53:40,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:53:40,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:53:40,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:53:40,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:53:40,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:53:40,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:53:40,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:53:40,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:53:40,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:53:40,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:53:40,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:53:40,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:53:40,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:53:40,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 16:53:40,582 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:53:40,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:53:40,583 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:53:40,583 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:53:40,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:53:40,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:53:40,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:53:40,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:53:40,584 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:53:40,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:53:40,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:53:40,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:53:40,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:53:40,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:53:40,585 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 16:53:40,586 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 16:53:40,586 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 16:53:40,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:53:40,586 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:53:40,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:53:40,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:53:40,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:53:40,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:53:40,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:53:40,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:53:40,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:53:40,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:53:40,588 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 16:53:40,588 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 16:53:40,588 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:53:40,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:53:40,594 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:53:40,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:53:40,594 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 16:53:40,594 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:53:40,595 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 [2022-12-13 16:53:40,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:53:40,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:53:40,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:53:40,835 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:53:40,835 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:53:40,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-12-13 16:53:43,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:53:43,804 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:53:43,804 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-12-13 16:53:43,832 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data/47c3ab2dd/6e2b53fad1e14fbaab99b6765d9883da/FLAG8675bd45b [2022-12-13 16:53:43,843 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/data/47c3ab2dd/6e2b53fad1e14fbaab99b6765d9883da [2022-12-13 16:53:43,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:53:43,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:53:43,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:53:43,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:53:43,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:53:43,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:53:43" (1/1) ... [2022-12-13 16:53:43,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b25aeeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:43, skipping insertion in model container [2022-12-13 16:53:43,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:53:43" (1/1) ... [2022-12-13 16:53:43,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:53:43,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:53:44,487 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-13 16:53:44,525 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:53:44,546 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:53:44,568 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:53:45,038 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:53:45,072 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 16:53:45,076 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:53:45,080 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 16:53:45,084 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:53:45,088 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:53:45,129 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-13 16:53:45,139 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 16:53:45,142 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 16:53:45,149 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,150 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:45,150 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-13 16:53:45,150 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:45,156 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,156 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:45,156 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,161 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,161 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:45,162 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,188 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:53:45,399 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,399 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:53:45,400 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:53:45,400 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 16:53:45,405 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,405 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:53:45,410 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,416 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,657 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,664 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 16:53:45,670 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:53:45,672 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 16:53:45,682 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:53:45,682 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:45,683 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:53:45,684 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 16:53:45,685 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:53:45,696 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-12-13 16:53:45,697 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:53:45,697 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:53:45,697 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:53:45,699 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:45,699 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:45,699 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-12-13 16:53:45,704 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,704 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,705 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,705 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,718 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:45,719 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:53:45,721 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:45,733 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-12-13 16:53:45,742 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-12-13 16:53:45,743 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:53:45,744 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:53:45,744 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:53:45,744 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:53:45,749 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:45,750 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:45,751 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:45,752 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:45,752 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:45,753 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:45,754 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:45,754 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,754 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:45,755 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,756 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,756 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:53:45,757 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:53:45,757 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:53:45,779 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,779 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:45,779 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,784 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,785 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:45,785 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,793 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,794 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,794 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,795 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:45,795 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,795 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,801 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,807 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:45,808 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:45,809 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:45,810 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:45,811 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:45,812 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:45,812 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:45,816 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,816 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:45,817 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:45,818 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:45,819 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:45,830 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:53:45,830 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-12-13 16:53:45,831 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:45,837 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,843 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:45,844 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,849 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:45,850 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,851 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,856 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:45,857 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:45,870 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,871 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,872 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,873 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,874 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,875 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,876 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,876 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,877 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-12-13 16:53:45,878 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,878 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,879 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,880 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,881 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,882 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,884 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,884 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,887 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:45,888 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,888 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,890 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,890 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,891 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:45,892 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,893 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,895 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,896 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,897 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,898 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,899 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,900 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,901 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,903 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,904 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,905 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,907 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,907 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,910 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:45,911 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,911 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,912 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:45,912 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,913 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,914 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:45,914 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,915 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,916 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,922 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,923 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,930 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,931 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,932 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,932 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,938 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:45,939 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,939 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,940 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:45,941 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,942 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,943 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,945 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,945 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,947 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,947 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,948 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:45,949 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,949 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,951 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:45,952 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:45,957 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:53:45,958 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:53:45,959 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:53:45,959 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:45,960 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:53:45,960 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:45,980 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:53:45,981 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-12-13 16:53:45,981 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-12-13 16:53:45,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:45,982 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:53:46,001 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:53:46,002 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-12-13 16:53:46,002 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-12-13 16:53:46,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,003 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:53:46,008 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:53:46,008 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-12-13 16:53:46,009 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-12-13 16:53:46,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,009 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:53:46,015 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:53:46,015 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-12-13 16:53:46,015 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-12-13 16:53:46,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,016 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:53:46,021 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,026 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,053 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-12-13 16:53:46,092 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:53:46,093 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,093 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,094 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,099 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:53:46,105 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,120 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:53:46,121 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,127 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,128 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:53:46,129 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,129 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,130 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,135 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-12-13 16:53:46,136 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-12-13 16:53:46,136 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:53:46,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,143 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,144 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,145 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,145 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,146 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,147 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,147 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,148 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,149 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,149 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,150 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,151 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,152 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,152 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,153 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,154 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,155 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,156 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,157 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,157 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,157 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:53:46,158 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:53:46,158 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-13 16:53:46,163 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,168 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,191 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:53:46,191 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,197 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,226 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 16:53:46,234 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 16:53:46,252 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-12-13 16:53:46,256 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-12-13 16:53:46,257 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,261 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,262 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,262 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-12-13 16:53:46,262 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,263 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-12-13 16:53:46,263 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,264 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-12-13 16:53:46,264 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,264 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-12-13 16:53:46,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,270 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,270 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-12-13 16:53:46,270 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,280 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 16:53:46,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,281 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,282 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,282 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,283 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,283 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,284 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,284 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,290 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,291 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:46,292 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-12-13 16:53:46,292 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,297 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:53:46,297 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-12-13 16:53:46,297 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,302 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,303 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,303 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:46,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,304 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,304 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,305 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,310 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,311 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,315 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:53:46,321 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,322 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-12-13 16:53:46,323 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,324 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-12-13 16:53:46,325 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,325 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,330 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-12-13 16:53:46,331 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,336 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:53:46,336 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:53:46,341 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:53:46,362 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,362 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,362 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 16:53:46,363 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,363 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,363 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,363 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,363 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,364 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,364 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,364 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,364 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,364 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,364 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,366 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,367 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,368 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,368 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,368 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,368 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,368 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:46,369 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,369 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,369 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,369 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,369 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,370 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,370 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,370 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,370 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,371 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 16:53:46,371 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,371 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,371 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,371 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,372 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,372 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,372 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,372 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,372 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,372 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,373 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,373 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,373 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,373 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,373 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,373 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,374 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,374 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,374 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,374 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,374 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,375 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,375 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,375 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,375 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,375 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,375 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,376 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,376 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,376 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,376 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,376 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,376 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,377 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,377 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,377 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,377 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,377 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,377 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,378 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,379 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,379 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,379 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,379 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,379 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,380 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,380 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,380 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,380 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,380 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,380 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,381 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:46,381 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:46,385 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_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-12-13 16:53:46,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:53:46,589 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 16:53:46,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:53:46,762 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-13 16:53:46,763 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:53:46,763 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:53:46,764 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:53:46,766 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:53:46,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 16:53:46,768 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:53:46,768 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 16:53:46,768 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:53:46,768 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:53:46,770 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-13 16:53:46,770 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 16:53:46,770 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 16:53:46,771 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,771 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:46,771 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-13 16:53:46,771 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:46,772 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,772 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:46,772 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,773 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,773 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:46,773 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,774 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:53:46,781 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,781 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:53:46,782 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:53:46,782 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 16:53:46,783 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,783 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:53:46,783 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,784 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,787 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,788 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 16:53:46,789 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:53:46,790 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 16:53:46,792 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:53:46,792 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:46,793 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:53:46,794 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 16:53:46,813 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:53:46,815 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-12-13 16:53:46,816 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:53:46,817 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:53:46,817 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:53:46,818 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:46,818 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:46,819 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-12-13 16:53:46,819 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,819 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,820 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,820 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,824 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:46,825 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:53:46,826 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:46,828 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-12-13 16:53:46,829 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-12-13 16:53:46,830 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:53:46,830 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:53:46,831 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:53:46,831 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:53:46,835 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:46,835 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:46,836 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:46,836 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:46,837 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:46,837 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:46,838 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:46,838 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,838 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:46,839 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,839 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,839 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:53:46,840 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:53:46,840 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:53:46,845 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,845 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:46,845 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,846 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,846 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:46,847 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,850 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,850 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,854 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,855 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:46,855 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,856 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,857 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,862 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:46,863 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:46,864 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:46,865 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:46,866 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:46,867 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:46,867 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:46,870 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,870 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:46,871 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:46,872 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:46,872 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:46,874 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:53:46,874 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-12-13 16:53:46,875 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,877 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,878 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:46,878 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,879 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:46,880 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,880 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,881 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:46,882 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:46,884 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,885 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,886 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,886 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,887 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,887 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,888 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,888 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,888 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-12-13 16:53:46,889 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,889 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,890 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,890 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,891 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,891 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,892 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,893 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,894 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:46,895 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,895 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,896 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,896 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,897 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:46,897 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,898 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,899 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,899 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,900 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,900 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,901 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,901 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,902 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,910 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,910 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,911 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,911 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,912 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,913 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,914 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:46,915 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,920 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,920 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:46,921 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,922 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,922 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:46,923 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,923 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,924 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,926 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,926 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,928 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,929 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,929 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,930 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,931 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:46,932 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,932 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,933 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:46,934 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,937 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,938 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,939 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,940 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,940 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,941 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,941 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:46,942 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,942 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,943 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,944 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,944 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:53:46,945 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:53:46,945 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:53:46,946 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:46,946 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:53:46,946 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,948 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:53:46,948 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-12-13 16:53:46,948 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-12-13 16:53:46,948 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,948 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:53:46,950 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:53:46,950 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-12-13 16:53:46,950 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-12-13 16:53:46,950 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,951 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:53:46,951 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:53:46,952 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-12-13 16:53:46,952 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-12-13 16:53:46,952 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,952 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:53:46,953 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:53:46,953 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-12-13 16:53:46,954 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-12-13 16:53:46,954 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,954 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:53:46,955 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,955 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-12-13 16:53:46,957 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:53:46,958 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,958 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,958 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,959 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:53:46,960 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,963 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,963 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,964 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:53:46,965 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,967 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,968 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:53:46,969 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,969 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:46,970 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:46,971 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-12-13 16:53:46,972 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-12-13 16:53:46,972 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:53:46,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,975 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,976 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,977 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,977 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,978 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,979 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,979 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,980 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,981 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,981 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,983 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,983 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,984 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,986 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,987 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,988 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,989 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,990 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,990 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:46,991 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:53:46,991 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:53:46,991 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-13 16:53:46,992 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,993 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:46,998 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:46,999 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:53:47,000 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,002 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,006 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 16:53:47,007 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 16:53:47,009 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-12-13 16:53:47,010 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-12-13 16:53:47,011 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,012 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,012 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,012 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-12-13 16:53:47,013 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,013 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-12-13 16:53:47,014 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,014 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-12-13 16:53:47,014 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,015 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-12-13 16:53:47,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,017 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,018 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-12-13 16:53:47,018 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,020 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 16:53:47,021 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,021 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,022 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,023 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,023 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,026 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,028 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:47,028 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-12-13 16:53:47,028 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,029 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:53:47,029 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-12-13 16:53:47,030 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,030 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,031 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,031 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,032 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,032 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,033 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,034 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,035 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,036 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,036 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:53:47,038 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,039 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-12-13 16:53:47,039 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,040 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-12-13 16:53:47,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,041 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,042 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-12-13 16:53:47,042 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,043 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:53:47,043 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:53:47,043 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:53:47,044 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,044 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,044 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 16:53:47,044 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,045 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,046 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,047 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,048 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,049 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,049 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,049 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,049 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,049 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,050 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,051 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 16:53:47,051 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,064 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,065 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,066 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,068 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,069 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,070 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,071 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,072 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_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-12-13 16:53:47,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:53:47,088 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:53:47,176 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-12-13 16:53:47,176 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:53:47,177 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:53:47,178 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:53:47,180 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 16:53:47,181 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 16:53:47,182 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 16:53:47,182 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 16:53:47,182 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 16:53:47,182 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:53:47,184 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-13 16:53:47,184 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 16:53:47,184 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 16:53:47,185 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,185 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:47,185 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-13 16:53:47,185 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:47,186 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,186 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:47,186 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,186 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,187 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-12-13 16:53:47,187 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,188 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:53:47,194 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,195 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:53:47,195 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 16:53:47,195 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 16:53:47,196 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,196 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 16:53:47,196 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,197 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,201 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,201 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 16:53:47,203 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:53:47,208 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 16:53:47,210 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:53:47,210 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:47,210 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:53:47,213 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 16:53:47,213 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:53:47,217 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-12-13 16:53:47,218 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 16:53:47,218 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:53:47,218 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 16:53:47,219 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:47,220 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:47,220 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-12-13 16:53:47,220 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,220 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,221 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,221 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,224 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:47,225 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:53:47,228 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:47,229 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-12-13 16:53:47,230 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-12-13 16:53:47,231 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 16:53:47,231 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 16:53:47,231 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:53:47,232 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:53:47,237 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:47,237 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:47,237 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:47,238 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:47,238 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:47,239 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:47,239 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:47,239 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,240 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:47,240 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,240 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,241 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:53:47,241 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 16:53:47,241 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-12-13 16:53:47,244 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,244 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:47,245 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,245 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,245 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:47,245 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,261 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,262 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,262 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,262 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 16:53:47,262 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,263 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,264 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,267 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:47,268 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:47,269 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:47,269 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:47,270 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:47,271 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:47,271 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:47,273 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,273 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-12-13 16:53:47,274 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-12-13 16:53:47,275 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-12-13 16:53:47,275 WARN L623 FunctionHandler]: Unknown extern function fput [2022-12-13 16:53:47,276 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:53:47,277 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-12-13 16:53:47,277 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:47,279 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,280 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:47,280 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,281 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:47,282 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,282 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,283 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 16:53:47,283 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-13 16:53:47,286 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,287 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,288 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,288 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,289 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,289 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,290 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,291 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,291 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-12-13 16:53:47,292 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,292 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,293 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,294 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,295 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,295 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,296 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,297 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,299 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:47,300 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,300 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,301 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,301 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,302 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:47,303 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,303 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,304 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,305 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,306 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,306 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,307 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,307 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,308 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,309 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,310 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,310 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,311 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,312 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,313 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,313 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,315 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:47,316 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,316 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,317 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:47,317 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,318 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,318 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 16:53:47,319 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,319 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,320 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,321 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,322 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,324 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,324 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,325 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,325 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,326 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:47,327 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,328 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,328 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 16:53:47,329 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,329 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,330 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,332 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,332 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,333 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,333 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,334 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 16:53:47,335 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,335 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,336 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,337 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,337 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 16:53:47,338 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 16:53:47,340 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 16:53:47,340 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 16:53:47,340 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 16:53:47,341 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,344 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:53:47,344 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-12-13 16:53:47,344 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-12-13 16:53:47,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,344 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-12-13 16:53:47,346 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:53:47,346 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-12-13 16:53:47,346 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-12-13 16:53:47,346 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,347 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-12-13 16:53:47,347 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:53:47,348 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-12-13 16:53:47,348 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-12-13 16:53:47,348 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,348 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-12-13 16:53:47,349 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:53:47,349 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-12-13 16:53:47,349 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-12-13 16:53:47,350 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,350 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-12-13 16:53:47,350 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,351 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,351 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-12-13 16:53:47,355 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:53:47,356 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:47,356 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,356 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,357 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:53:47,358 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,362 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-12-13 16:53:47,362 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:47,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,365 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 16:53:47,365 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,366 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-12-13 16:53:47,366 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,367 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-12-13 16:53:47,368 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-12-13 16:53:47,368 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-12-13 16:53:47,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,370 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,372 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,372 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,373 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,374 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,374 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,375 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,375 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,376 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,377 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,378 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,378 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,378 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,382 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,383 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,384 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,384 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,385 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,386 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-12-13 16:53:47,386 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 16:53:47,386 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 16:53:47,387 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-13 16:53:47,388 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,389 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,397 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:53:47,398 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,399 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,402 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-13 16:53:47,403 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-13 16:53:47,405 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-12-13 16:53:47,405 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-12-13 16:53:47,406 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,407 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,408 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-12-13 16:53:47,408 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,408 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-12-13 16:53:47,409 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,409 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-12-13 16:53:47,409 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,409 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-12-13 16:53:47,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,411 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,412 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,412 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-12-13 16:53:47,412 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,414 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 16:53:47,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,415 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,415 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,416 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,418 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,428 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 16:53:47,428 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-12-13 16:53:47,428 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,429 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 16:53:47,429 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-12-13 16:53:47,429 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,430 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,430 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,430 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-12-13 16:53:47,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,431 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,431 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,432 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:53:47,433 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 16:53:47,434 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,434 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-12-13 16:53:47,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,436 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-12-13 16:53:47,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:53:47,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,438 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-12-13 16:53:47,438 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 16:53:47,438 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 16:53:47,439 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:53:47,439 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 16:53:47,439 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,440 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,441 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,442 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,443 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,444 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,445 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,446 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,447 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,450 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,452 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 16:53:47,453 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 16:53:47,453 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_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-12-13 16:53:47,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:53:47,530 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:53:47,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47 WrapperNode [2022-12-13 16:53:47,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:53:47,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:53:47,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:53:47,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:53:47,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,739 INFO L138 Inliner]: procedures = 460, calls = 3483, calls flagged for inlining = 227, calls inlined = 194, statements flattened = 7520 [2022-12-13 16:53:47,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:53:47,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:53:47,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:53:47,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:53:47,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,927 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:53:47,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:53:47,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:53:47,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:53:47,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (1/1) ... [2022-12-13 16:53:47,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:53:47,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:53:47,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:53:47,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2022-12-13 16:53:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2022-12-13 16:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-12-13 16:53:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-12-13 16:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-13 16:53:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-13 16:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 16:53:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 16:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-12-13 16:53:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2022-12-13 16:53:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 16:53:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 16:53:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 16:53:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2022-12-13 16:53:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-12-13 16:53:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:53:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-12-13 16:53:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-12-13 16:53:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-12-13 16:53:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-12-13 16:53:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2022-12-13 16:53:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 16:53:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2022-12-13 16:53:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2022-12-13 16:53:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2022-12-13 16:53:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-12-13 16:53:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2022-12-13 16:53:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-13 16:53:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2022-12-13 16:53:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2022-12-13 16:53:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2022-12-13 16:53:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2022-12-13 16:53:48,041 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2022-12-13 16:53:48,703 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:53:48,706 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:54:26,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume #t~switch208;#res := ~ret~1; [2022-12-13 16:54:26,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume !#t~switch208;#t~switch208 := #t~switch208 || 4bv32 == ~size; [2022-12-13 16:54:26,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume 0bv64 != ~tmp___1~4;#res := ~ret~1; [2022-12-13 16:54:26,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume !(0bv64 != ~tmp___1~4);#res := ~ret~1; [2022-12-13 16:54:26,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7449: havoc #t~switch208; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474: SUMMARY for call #t~ret209 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume #t~switch208; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume !#t~switch208;#t~switch208 := #t~switch208 || 16bv32 == ~size; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474-1: ~tmp___0~9 := #t~ret209;havoc #t~ret209; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch208;#res := ~ret~1; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497-1: ~tmp___2~3 := #t~ret211;havoc #t~ret211;#res := ~tmp___2~3[32:0]; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497: SUMMARY for call #t~ret211 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch208;#t~switch208 := #t~switch208 || 2bv32 == ~size; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume #t~switch208;#res := ~ret~1; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume !#t~switch208;#t~switch208 := #t~switch208 || 8bv32 == ~size; [2022-12-13 16:54:26,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487-1: ~tmp___1~4 := #t~ret210;havoc #t~ret210; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487: SUMMARY for call #t~ret210 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume #t~switch208; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume !#t~switch208;#t~switch208 := true; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume 0bv64 != ~tmp___0~9;#res := ~ret~1; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume !(0bv64 != ~tmp___0~9);#res := ~ret~1; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume #t~switch208; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume !#t~switch208; [2022-12-13 16:54:26,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume #t~switch208;#res := ~ret~1; [2022-12-13 16:54:26,795 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume !#t~switch208;#t~switch208 := #t~switch208 || 10bv32 == ~size; [2022-12-13 16:54:41,604 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:54:41,617 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:54:41,617 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 16:54:41,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:54:41 BoogieIcfgContainer [2022-12-13 16:54:41,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:54:41,622 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:54:41,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:54:41,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:54:41,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:53:43" (1/3) ... [2022-12-13 16:54:41,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b7bc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:54:41, skipping insertion in model container [2022-12-13 16:54:41,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:53:47" (2/3) ... [2022-12-13 16:54:41,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b7bc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:54:41, skipping insertion in model container [2022-12-13 16:54:41,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:54:41" (3/3) ... [2022-12-13 16:54:41,626 INFO L112 eAbstractionObserver]: Analyzing ICFG main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-12-13 16:54:41,639 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:54:41,639 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 16:54:41,702 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:54:41,706 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4455401c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:54:41,706 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 16:54:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand has 2398 states, 1657 states have (on average 1.3470126735063368) internal successors, (2232), 1707 states have internal predecessors, (2232), 628 states have call successors, (628), 111 states have call predecessors, (628), 111 states have return successors, (628), 616 states have call predecessors, (628), 628 states have call successors, (628) [2022-12-13 16:54:41,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 16:54:41,720 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:41,720 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:41,721 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:41,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:41,725 INFO L85 PathProgramCache]: Analyzing trace with hash -278348879, now seen corresponding path program 1 times [2022-12-13 16:54:41,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:41,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565098967] [2022-12-13 16:54:41,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:41,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:41,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:41,740 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:41,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 16:54:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:42,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:54:42,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:42,663 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:42,663 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:42,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565098967] [2022-12-13 16:54:42,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1565098967] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:42,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:42,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:54:42,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437388504] [2022-12-13 16:54:42,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:42,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:54:42,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:42,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:54:42,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:42,704 INFO L87 Difference]: Start difference. First operand has 2398 states, 1657 states have (on average 1.3470126735063368) internal successors, (2232), 1707 states have internal predecessors, (2232), 628 states have call successors, (628), 111 states have call predecessors, (628), 111 states have return successors, (628), 616 states have call predecessors, (628), 628 states have call successors, (628) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 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) [2022-12-13 16:54:43,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:43,016 INFO L93 Difference]: Finished difference Result 4770 states and 7034 transitions. [2022-12-13 16:54:43,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:54:43,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 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 15 [2022-12-13 16:54:43,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:43,038 INFO L225 Difference]: With dead ends: 4770 [2022-12-13 16:54:43,038 INFO L226 Difference]: Without dead ends: 2382 [2022-12-13 16:54:43,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:43,053 INFO L413 NwaCegarLoop]: 3470 mSDtfsCounter, 3459 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3459 SdHoareTripleChecker+Valid, 3470 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:43,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3459 Valid, 3470 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:54:43,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2022-12-13 16:54:43,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2382. [2022-12-13 16:54:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2382 states, 1644 states have (on average 1.3418491484184916) internal successors, (2206), 1691 states have internal predecessors, (2206), 627 states have call successors, (627), 111 states have call predecessors, (627), 110 states have return successors, (616), 604 states have call predecessors, (616), 616 states have call successors, (616) [2022-12-13 16:54:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2382 states and 3449 transitions. [2022-12-13 16:54:43,288 INFO L78 Accepts]: Start accepts. Automaton has 2382 states and 3449 transitions. Word has length 15 [2022-12-13 16:54:43,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:43,289 INFO L495 AbstractCegarLoop]: Abstraction has 2382 states and 3449 transitions. [2022-12-13 16:54:43,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 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) [2022-12-13 16:54:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 3449 transitions. [2022-12-13 16:54:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-13 16:54:43,291 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:43,291 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:43,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:54:43,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:43,492 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:43,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:43,492 INFO L85 PathProgramCache]: Analyzing trace with hash -40005205, now seen corresponding path program 1 times [2022-12-13 16:54:43,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:43,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574640675] [2022-12-13 16:54:43,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:43,494 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:43,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:43,495 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:43,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 16:54:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:44,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:54:44,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:44,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:44,335 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:44,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574640675] [2022-12-13 16:54:44,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574640675] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:44,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:44,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:54:44,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558371628] [2022-12-13 16:54:44,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:44,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:54:44,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:44,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:54:44,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:44,339 INFO L87 Difference]: Start difference. First operand 2382 states and 3449 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 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) [2022-12-13 16:54:44,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:44,579 INFO L93 Difference]: Finished difference Result 2384 states and 3450 transitions. [2022-12-13 16:54:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:54:44,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 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 16 [2022-12-13 16:54:44,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:44,594 INFO L225 Difference]: With dead ends: 2384 [2022-12-13 16:54:44,594 INFO L226 Difference]: Without dead ends: 2381 [2022-12-13 16:54:44,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:44,596 INFO L413 NwaCegarLoop]: 3446 mSDtfsCounter, 3434 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3434 SdHoareTripleChecker+Valid, 3446 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:44,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3434 Valid, 3446 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:54:44,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2381 states. [2022-12-13 16:54:44,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2381 to 2381. [2022-12-13 16:54:44,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2381 states, 1644 states have (on average 1.3412408759124088) internal successors, (2205), 1690 states have internal predecessors, (2205), 626 states have call successors, (626), 111 states have call predecessors, (626), 110 states have return successors, (616), 604 states have call predecessors, (616), 616 states have call successors, (616) [2022-12-13 16:54:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2381 states and 3447 transitions. [2022-12-13 16:54:44,712 INFO L78 Accepts]: Start accepts. Automaton has 2381 states and 3447 transitions. Word has length 16 [2022-12-13 16:54:44,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:44,713 INFO L495 AbstractCegarLoop]: Abstraction has 2381 states and 3447 transitions. [2022-12-13 16:54:44,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 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) [2022-12-13 16:54:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 3447 transitions. [2022-12-13 16:54:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-13 16:54:44,713 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:44,714 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:44,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 16:54:44,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:44,914 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:44,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:44,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1241281036, now seen corresponding path program 1 times [2022-12-13 16:54:44,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:44,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1941690311] [2022-12-13 16:54:44,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:44,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:44,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:44,917 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:44,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 16:54:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:45,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:54:45,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:45,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:45,759 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:45,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1941690311] [2022-12-13 16:54:45,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1941690311] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:45,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:45,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:54:45,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025510396] [2022-12-13 16:54:45,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:45,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:54:45,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:45,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:54:45,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:45,761 INFO L87 Difference]: Start difference. First operand 2381 states and 3447 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 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) [2022-12-13 16:54:46,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:46,001 INFO L93 Difference]: Finished difference Result 2383 states and 3448 transitions. [2022-12-13 16:54:46,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:54:46,002 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 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 17 [2022-12-13 16:54:46,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:46,011 INFO L225 Difference]: With dead ends: 2383 [2022-12-13 16:54:46,011 INFO L226 Difference]: Without dead ends: 2380 [2022-12-13 16:54:46,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:46,014 INFO L413 NwaCegarLoop]: 3444 mSDtfsCounter, 3431 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3431 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:46,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3431 Valid, 3444 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:54:46,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2380 states. [2022-12-13 16:54:46,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2380 to 2380. [2022-12-13 16:54:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2380 states, 1644 states have (on average 1.340632603406326) internal successors, (2204), 1689 states have internal predecessors, (2204), 625 states have call successors, (625), 111 states have call predecessors, (625), 110 states have return successors, (616), 604 states have call predecessors, (616), 616 states have call successors, (616) [2022-12-13 16:54:46,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2380 states and 3445 transitions. [2022-12-13 16:54:46,147 INFO L78 Accepts]: Start accepts. Automaton has 2380 states and 3445 transitions. Word has length 17 [2022-12-13 16:54:46,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:46,147 INFO L495 AbstractCegarLoop]: Abstraction has 2380 states and 3445 transitions. [2022-12-13 16:54:46,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 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) [2022-12-13 16:54:46,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3445 transitions. [2022-12-13 16:54:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-13 16:54:46,148 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:46,148 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:46,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-12-13 16:54:46,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:46,349 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:46,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:46,349 INFO L85 PathProgramCache]: Analyzing trace with hash 173878734, now seen corresponding path program 1 times [2022-12-13 16:54:46,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:46,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [651709768] [2022-12-13 16:54:46,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:46,351 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:46,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:46,352 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:46,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 16:54:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:47,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:54:47,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:47,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:47,167 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:47,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [651709768] [2022-12-13 16:54:47,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [651709768] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:47,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:47,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:54:47,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542289632] [2022-12-13 16:54:47,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:47,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:54:47,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:47,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:54:47,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:47,169 INFO L87 Difference]: Start difference. First operand 2380 states and 3445 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 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) [2022-12-13 16:54:47,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:47,528 INFO L93 Difference]: Finished difference Result 5057 states and 7217 transitions. [2022-12-13 16:54:47,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:54:47,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 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 18 [2022-12-13 16:54:47,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:47,538 INFO L225 Difference]: With dead ends: 5057 [2022-12-13 16:54:47,538 INFO L226 Difference]: Without dead ends: 2721 [2022-12-13 16:54:47,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:47,544 INFO L413 NwaCegarLoop]: 3586 mSDtfsCounter, 1870 mSDsluCounter, 1935 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1870 SdHoareTripleChecker+Valid, 5521 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:47,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1870 Valid, 5521 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 16:54:47,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2022-12-13 16:54:47,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2718. [2022-12-13 16:54:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 1870 states have (on average 1.3160427807486632) internal successors, (2461), 1922 states have internal predecessors, (2461), 686 states have call successors, (686), 163 states have call predecessors, (686), 161 states have return successors, (677), 662 states have call predecessors, (677), 675 states have call successors, (677) [2022-12-13 16:54:47,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3824 transitions. [2022-12-13 16:54:47,682 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3824 transitions. Word has length 18 [2022-12-13 16:54:47,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:47,682 INFO L495 AbstractCegarLoop]: Abstraction has 2718 states and 3824 transitions. [2022-12-13 16:54:47,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 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) [2022-12-13 16:54:47,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3824 transitions. [2022-12-13 16:54:47,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 16:54:47,683 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:47,683 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:47,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 16:54:47,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:47,884 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:47,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:47,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1094163511, now seen corresponding path program 1 times [2022-12-13 16:54:47,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:47,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153309471] [2022-12-13 16:54:47,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:47,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:47,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:47,888 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:47,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 16:54:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:48,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:54:48,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:48,810 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:48,810 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:48,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1153309471] [2022-12-13 16:54:48,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1153309471] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:48,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:48,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:54:48,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178571851] [2022-12-13 16:54:48,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:48,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:54:48,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:48,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:54:48,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:48,813 INFO L87 Difference]: Start difference. First operand 2718 states and 3824 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 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) [2022-12-13 16:54:49,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:49,133 INFO L93 Difference]: Finished difference Result 2747 states and 3847 transitions. [2022-12-13 16:54:49,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:54:49,133 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), 2 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 [2022-12-13 16:54:49,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:49,142 INFO L225 Difference]: With dead ends: 2747 [2022-12-13 16:54:49,142 INFO L226 Difference]: Without dead ends: 2743 [2022-12-13 16:54:49,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:49,144 INFO L413 NwaCegarLoop]: 3439 mSDtfsCounter, 3357 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3357 SdHoareTripleChecker+Valid, 3523 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:49,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3357 Valid, 3523 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 16:54:49,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2743 states. [2022-12-13 16:54:49,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2743 to 2739. [2022-12-13 16:54:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 1887 states have (on average 1.3131955484896662) internal successors, (2478), 1937 states have internal predecessors, (2478), 684 states have call successors, (684), 169 states have call predecessors, (684), 167 states have return successors, (677), 662 states have call predecessors, (677), 675 states have call successors, (677) [2022-12-13 16:54:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 3839 transitions. [2022-12-13 16:54:49,295 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 3839 transitions. Word has length 19 [2022-12-13 16:54:49,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:49,295 INFO L495 AbstractCegarLoop]: Abstraction has 2739 states and 3839 transitions. [2022-12-13 16:54:49,295 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), 2 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) [2022-12-13 16:54:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3839 transitions. [2022-12-13 16:54:49,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 16:54:49,296 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:49,296 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] [2022-12-13 16:54:49,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 16:54:49,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:49,496 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:49,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:49,497 INFO L85 PathProgramCache]: Analyzing trace with hash -441774607, now seen corresponding path program 1 times [2022-12-13 16:54:49,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:49,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008358624] [2022-12-13 16:54:49,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:49,499 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:49,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:49,500 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:49,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 16:54:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:50,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:54:50,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:50,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:50,321 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:50,321 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:50,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008358624] [2022-12-13 16:54:50,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1008358624] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:50,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:50,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:54:50,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179968157] [2022-12-13 16:54:50,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:50,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:54:50,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:50,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:54:50,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:50,324 INFO L87 Difference]: Start difference. First operand 2739 states and 3839 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 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) [2022-12-13 16:54:50,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:50,615 INFO L93 Difference]: Finished difference Result 2758 states and 3857 transitions. [2022-12-13 16:54:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:54:50,615 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 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 20 [2022-12-13 16:54:50,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:50,623 INFO L225 Difference]: With dead ends: 2758 [2022-12-13 16:54:50,624 INFO L226 Difference]: Without dead ends: 2734 [2022-12-13 16:54:50,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:54:50,626 INFO L413 NwaCegarLoop]: 3437 mSDtfsCounter, 3353 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3353 SdHoareTripleChecker+Valid, 3515 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:50,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3353 Valid, 3515 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:54:50,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2734 states. [2022-12-13 16:54:50,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2734 to 2732. [2022-12-13 16:54:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2732 states, 1883 states have (on average 1.312267657992565) internal successors, (2471), 1931 states have internal predecessors, (2471), 678 states have call successors, (678), 172 states have call predecessors, (678), 170 states have return successors, (673), 658 states have call predecessors, (673), 671 states have call successors, (673) [2022-12-13 16:54:50,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2732 states and 3822 transitions. [2022-12-13 16:54:50,799 INFO L78 Accepts]: Start accepts. Automaton has 2732 states and 3822 transitions. Word has length 20 [2022-12-13 16:54:50,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:50,799 INFO L495 AbstractCegarLoop]: Abstraction has 2732 states and 3822 transitions. [2022-12-13 16:54:50,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 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) [2022-12-13 16:54:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3822 transitions. [2022-12-13 16:54:50,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-13 16:54:50,802 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:50,802 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:50,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-13 16:54:51,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:51,003 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:51,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:51,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1928612143, now seen corresponding path program 1 times [2022-12-13 16:54:51,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:51,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [113789314] [2022-12-13 16:54:51,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:51,005 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:51,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:51,006 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:51,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-13 16:54:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:51,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:54:51,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:51,826 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:51,826 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:51,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [113789314] [2022-12-13 16:54:51,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [113789314] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:51,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:51,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 16:54:51,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024687279] [2022-12-13 16:54:51,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:51,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 16:54:51,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:51,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 16:54:51,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:54:51,828 INFO L87 Difference]: Start difference. First operand 2732 states and 3822 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 16:54:52,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:52,403 INFO L93 Difference]: Finished difference Result 5413 states and 7579 transitions. [2022-12-13 16:54:52,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:54:52,404 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 50 [2022-12-13 16:54:52,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:52,413 INFO L225 Difference]: With dead ends: 5413 [2022-12-13 16:54:52,413 INFO L226 Difference]: Without dead ends: 2732 [2022-12-13 16:54:52,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 16:54:52,420 INFO L413 NwaCegarLoop]: 3405 mSDtfsCounter, 5 mSDsluCounter, 10202 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 13607 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:52,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 13607 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 16:54:52,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2732 states. [2022-12-13 16:54:52,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2732 to 2732. [2022-12-13 16:54:52,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2732 states, 1883 states have (on average 1.3117365905469995) internal successors, (2470), 1930 states have internal predecessors, (2470), 678 states have call successors, (678), 172 states have call predecessors, (678), 170 states have return successors, (673), 658 states have call predecessors, (673), 671 states have call successors, (673) [2022-12-13 16:54:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2732 states and 3821 transitions. [2022-12-13 16:54:52,597 INFO L78 Accepts]: Start accepts. Automaton has 2732 states and 3821 transitions. Word has length 50 [2022-12-13 16:54:52,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:52,597 INFO L495 AbstractCegarLoop]: Abstraction has 2732 states and 3821 transitions. [2022-12-13 16:54:52,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 16:54:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3821 transitions. [2022-12-13 16:54:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-13 16:54:52,601 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:52,601 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 16:54:52,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-13 16:54:52,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:52,801 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:52,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:52,802 INFO L85 PathProgramCache]: Analyzing trace with hash -2135819765, now seen corresponding path program 1 times [2022-12-13 16:54:52,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:52,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1493095348] [2022-12-13 16:54:52,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:52,803 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:52,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:52,804 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:52,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-13 16:54:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:53,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 1336 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:54:53,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:53,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:54:53,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:53,646 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:53,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1493095348] [2022-12-13 16:54:53,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1493095348] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:53,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:53,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 16:54:53,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973993046] [2022-12-13 16:54:53,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:53,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 16:54:53,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:53,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 16:54:53,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:54:53,649 INFO L87 Difference]: Start difference. First operand 2732 states and 3821 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-12-13 16:54:54,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:54,206 INFO L93 Difference]: Finished difference Result 5412 states and 7577 transitions. [2022-12-13 16:54:54,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:54:54,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 57 [2022-12-13 16:54:54,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:54,219 INFO L225 Difference]: With dead ends: 5412 [2022-12-13 16:54:54,220 INFO L226 Difference]: Without dead ends: 2721 [2022-12-13 16:54:54,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 16:54:54,229 INFO L413 NwaCegarLoop]: 3404 mSDtfsCounter, 6 mSDsluCounter, 10197 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 13601 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:54,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 13601 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 16:54:54,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2022-12-13 16:54:54,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2721. [2022-12-13 16:54:54,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2721 states, 1876 states have (on average 1.3118336886993602) internal successors, (2461), 1923 states have internal predecessors, (2461), 676 states have call successors, (676), 170 states have call predecessors, (676), 168 states have return successors, (671), 656 states have call predecessors, (671), 669 states have call successors, (671) [2022-12-13 16:54:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 3808 transitions. [2022-12-13 16:54:54,432 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 3808 transitions. Word has length 57 [2022-12-13 16:54:54,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:54,433 INFO L495 AbstractCegarLoop]: Abstraction has 2721 states and 3808 transitions. [2022-12-13 16:54:54,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-12-13 16:54:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3808 transitions. [2022-12-13 16:54:54,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-13 16:54:54,435 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:54,435 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:54,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-13 16:54:54,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:54,636 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:54,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:54,636 INFO L85 PathProgramCache]: Analyzing trace with hash -469998475, now seen corresponding path program 1 times [2022-12-13 16:54:54,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:54,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [978369761] [2022-12-13 16:54:54,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:54,638 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:54,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:54,639 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:54,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-13 16:54:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:55,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 1732 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:54:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 16:54:55,864 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:55,864 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:55,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [978369761] [2022-12-13 16:54:55,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [978369761] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:55,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:55,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 16:54:55,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039076346] [2022-12-13 16:54:55,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:55,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:54:55,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:55,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:54:55,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:54:55,865 INFO L87 Difference]: Start difference. First operand 2721 states and 3808 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 16:54:56,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:54:56,622 INFO L93 Difference]: Finished difference Result 5403 states and 7566 transitions. [2022-12-13 16:54:56,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:54:56,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 84 [2022-12-13 16:54:56,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:54:56,631 INFO L225 Difference]: With dead ends: 5403 [2022-12-13 16:54:56,631 INFO L226 Difference]: Without dead ends: 2721 [2022-12-13 16:54:56,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:54:56,637 INFO L413 NwaCegarLoop]: 3392 mSDtfsCounter, 3 mSDsluCounter, 6774 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 10166 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 16:54:56,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 10166 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 16:54:56,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2022-12-13 16:54:56,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2721. [2022-12-13 16:54:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2721 states, 1876 states have (on average 1.3113006396588487) internal successors, (2460), 1923 states have internal predecessors, (2460), 676 states have call successors, (676), 170 states have call predecessors, (676), 168 states have return successors, (671), 656 states have call predecessors, (671), 669 states have call successors, (671) [2022-12-13 16:54:56,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 3807 transitions. [2022-12-13 16:54:56,789 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 3807 transitions. Word has length 84 [2022-12-13 16:54:56,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:54:56,789 INFO L495 AbstractCegarLoop]: Abstraction has 2721 states and 3807 transitions. [2022-12-13 16:54:56,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 16:54:56,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3807 transitions. [2022-12-13 16:54:56,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 16:54:56,791 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:54:56,791 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:54:56,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-12-13 16:54:56,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:56,993 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:54:56,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:54:56,994 INFO L85 PathProgramCache]: Analyzing trace with hash 648997878, now seen corresponding path program 1 times [2022-12-13 16:54:56,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:54:56,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781186267] [2022-12-13 16:54:56,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:54:56,999 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:54:57,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:54:57,002 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:54:57,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-13 16:54:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:54:57,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-13 16:54:57,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:54:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 16:54:59,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:54:59,232 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:54:59,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781186267] [2022-12-13 16:54:59,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781186267] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:54:59,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:54:59,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-12-13 16:54:59,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407755693] [2022-12-13 16:54:59,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:54:59,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-13 16:54:59,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:54:59,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-13 16:54:59,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:54:59,235 INFO L87 Difference]: Start difference. First operand 2721 states and 3807 transitions. Second operand has 12 states, 10 states have (on average 6.6) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) [2022-12-13 16:55:03,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:55:11,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:55:11,922 INFO L93 Difference]: Finished difference Result 5417 states and 7589 transitions. [2022-12-13 16:55:11,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 16:55:11,923 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 6.6) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) Word has length 87 [2022-12-13 16:55:11,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:55:11,936 INFO L225 Difference]: With dead ends: 5417 [2022-12-13 16:55:11,936 INFO L226 Difference]: Without dead ends: 2730 [2022-12-13 16:55:11,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-12-13 16:55:11,943 INFO L413 NwaCegarLoop]: 3268 mSDtfsCounter, 5 mSDsluCounter, 32505 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 35773 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2022-12-13 16:55:11,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 35773 Invalid, 1529 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1526 Invalid, 1 Unknown, 0 Unchecked, 11.5s Time] [2022-12-13 16:55:11,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2730 states. [2022-12-13 16:55:12,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2730 to 2728. [2022-12-13 16:55:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 1881 states have (on average 1.3104731525784157) internal successors, (2465), 1928 states have internal predecessors, (2465), 677 states have call successors, (677), 170 states have call predecessors, (677), 169 states have return successors, (678), 658 states have call predecessors, (678), 670 states have call successors, (678) [2022-12-13 16:55:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3820 transitions. [2022-12-13 16:55:12,139 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3820 transitions. Word has length 87 [2022-12-13 16:55:12,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:55:12,139 INFO L495 AbstractCegarLoop]: Abstraction has 2728 states and 3820 transitions. [2022-12-13 16:55:12,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 6.6) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) [2022-12-13 16:55:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3820 transitions. [2022-12-13 16:55:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-13 16:55:12,142 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:55:12,142 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:55:12,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-12-13 16:55:12,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:12,343 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:55:12,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:55:12,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1504126854, now seen corresponding path program 1 times [2022-12-13 16:55:12,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:55:12,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1396941772] [2022-12-13 16:55:12,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:55:12,344 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:12,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:55:12,345 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:55:12,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-12-13 16:55:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:55:13,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-13 16:55:13,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:55:17,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 16:55:17,374 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:55:17,374 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:55:17,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1396941772] [2022-12-13 16:55:17,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1396941772] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:55:17,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:55:17,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-12-13 16:55:17,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125239102] [2022-12-13 16:55:17,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:55:17,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-13 16:55:17,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:55:17,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-13 16:55:17,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=340, Unknown=0, NotChecked=0, Total=380 [2022-12-13 16:55:17,377 INFO L87 Difference]: Start difference. First operand 2728 states and 3820 transitions. Second operand has 20 states, 17 states have (on average 4.0588235294117645) internal successors, (69), 16 states have internal predecessors, (69), 5 states have call successors, (12), 2 states have call predecessors, (12), 6 states have return successors, (9), 6 states have call predecessors, (9), 5 states have call successors, (9) [2022-12-13 16:55:24,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 16:55:43,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:55:43,638 INFO L93 Difference]: Finished difference Result 5414 states and 7589 transitions. [2022-12-13 16:55:43,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-12-13 16:55:43,640 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 17 states have (on average 4.0588235294117645) internal successors, (69), 16 states have internal predecessors, (69), 5 states have call successors, (12), 2 states have call predecessors, (12), 6 states have return successors, (9), 6 states have call predecessors, (9), 5 states have call successors, (9) Word has length 90 [2022-12-13 16:55:43,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:55:43,649 INFO L225 Difference]: With dead ends: 5414 [2022-12-13 16:55:43,649 INFO L226 Difference]: Without dead ends: 2725 [2022-12-13 16:55:43,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=122, Invalid=870, Unknown=0, NotChecked=0, Total=992 [2022-12-13 16:55:43,655 INFO L413 NwaCegarLoop]: 3265 mSDtfsCounter, 22 mSDsluCounter, 52007 mSDsCounter, 0 mSdLazyCounter, 2506 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 55272 SdHoareTripleChecker+Invalid, 2513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2506 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:55:43,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 55272 Invalid, 2513 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 2506 Invalid, 1 Unknown, 0 Unchecked, 22.1s Time] [2022-12-13 16:55:43,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2725 states. [2022-12-13 16:55:43,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2725 to 2716. [2022-12-13 16:55:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2716 states, 1873 states have (on average 1.3112653497063533) internal successors, (2456), 1920 states have internal predecessors, (2456), 675 states have call successors, (675), 169 states have call predecessors, (675), 167 states have return successors, (670), 655 states have call predecessors, (670), 668 states have call successors, (670) [2022-12-13 16:55:43,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2716 states and 3801 transitions. [2022-12-13 16:55:43,819 INFO L78 Accepts]: Start accepts. Automaton has 2716 states and 3801 transitions. Word has length 90 [2022-12-13 16:55:43,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:55:43,820 INFO L495 AbstractCegarLoop]: Abstraction has 2716 states and 3801 transitions. [2022-12-13 16:55:43,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 17 states have (on average 4.0588235294117645) internal successors, (69), 16 states have internal predecessors, (69), 5 states have call successors, (12), 2 states have call predecessors, (12), 6 states have return successors, (9), 6 states have call predecessors, (9), 5 states have call successors, (9) [2022-12-13 16:55:43,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3801 transitions. [2022-12-13 16:55:43,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-13 16:55:43,821 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:55:43,822 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:55:43,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-12-13 16:55:44,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:44,022 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:55:44,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:55:44,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1740520302, now seen corresponding path program 1 times [2022-12-13 16:55:44,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:55:44,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680374841] [2022-12-13 16:55:44,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:55:44,024 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:44,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:55:44,025 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:55:44,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-12-13 16:55:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:55:45,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 1775 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 16:55:45,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:55:45,387 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-13 16:55:45,387 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:55:45,388 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:55:45,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680374841] [2022-12-13 16:55:45,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [680374841] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:55:45,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:55:45,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:55:45,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556035337] [2022-12-13 16:55:45,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:55:45,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:55:45,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:55:45,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:55:45,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:55:45,390 INFO L87 Difference]: Start difference. First operand 2716 states and 3801 transitions. Second operand has 6 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-13 16:55:49,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:55:49,976 INFO L93 Difference]: Finished difference Result 5399 states and 7560 transitions. [2022-12-13 16:55:49,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:55:49,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 88 [2022-12-13 16:55:49,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:55:49,991 INFO L225 Difference]: With dead ends: 5399 [2022-12-13 16:55:49,991 INFO L226 Difference]: Without dead ends: 2716 [2022-12-13 16:55:49,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 16:55:49,998 INFO L413 NwaCegarLoop]: 3274 mSDtfsCounter, 303 mSDsluCounter, 12564 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 15838 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:55:49,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 15838 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-12-13 16:55:50,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2716 states. [2022-12-13 16:55:50,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2716 to 2716. [2022-12-13 16:55:50,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2716 states, 1873 states have (on average 1.3107314468766684) internal successors, (2455), 1920 states have internal predecessors, (2455), 675 states have call successors, (675), 169 states have call predecessors, (675), 167 states have return successors, (670), 655 states have call predecessors, (670), 668 states have call successors, (670) [2022-12-13 16:55:50,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2716 states and 3800 transitions. [2022-12-13 16:55:50,160 INFO L78 Accepts]: Start accepts. Automaton has 2716 states and 3800 transitions. Word has length 88 [2022-12-13 16:55:50,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:55:50,160 INFO L495 AbstractCegarLoop]: Abstraction has 2716 states and 3800 transitions. [2022-12-13 16:55:50,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-13 16:55:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3800 transitions. [2022-12-13 16:55:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-13 16:55:50,162 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:55:50,162 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:55:50,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2022-12-13 16:55:50,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:50,363 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:55:50,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:55:50,364 INFO L85 PathProgramCache]: Analyzing trace with hash -336577062, now seen corresponding path program 1 times [2022-12-13 16:55:50,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:55:50,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1634407273] [2022-12-13 16:55:50,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:55:50,365 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:50,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:55:50,366 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:55:50,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-12-13 16:55:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:55:51,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 1791 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 16:55:51,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:55:51,711 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 16:55:51,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:55:51,712 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:55:51,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1634407273] [2022-12-13 16:55:51,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1634407273] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:55:51,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:55:51,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:55:51,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621208020] [2022-12-13 16:55:51,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:55:51,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:55:51,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:55:51,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:55:51,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:55:51,714 INFO L87 Difference]: Start difference. First operand 2716 states and 3800 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:55:52,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:55:52,008 INFO L93 Difference]: Finished difference Result 2999 states and 4116 transitions. [2022-12-13 16:55:52,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:55:52,009 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 91 [2022-12-13 16:55:52,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:55:52,015 INFO L225 Difference]: With dead ends: 2999 [2022-12-13 16:55:52,015 INFO L226 Difference]: Without dead ends: 2509 [2022-12-13 16:55:52,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:55:52,017 INFO L413 NwaCegarLoop]: 3414 mSDtfsCounter, 1695 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1695 SdHoareTripleChecker+Valid, 5136 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:55:52,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1695 Valid, 5136 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 16:55:52,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states. [2022-12-13 16:55:52,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 2507. [2022-12-13 16:55:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2507 states, 1728 states have (on average 1.2991898148148149) internal successors, (2245), 1767 states have internal predecessors, (2245), 616 states have call successors, (616), 164 states have call predecessors, (616), 162 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) [2022-12-13 16:55:52,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3470 transitions. [2022-12-13 16:55:52,156 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3470 transitions. Word has length 91 [2022-12-13 16:55:52,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:55:52,156 INFO L495 AbstractCegarLoop]: Abstraction has 2507 states and 3470 transitions. [2022-12-13 16:55:52,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 16:55:52,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3470 transitions. [2022-12-13 16:55:52,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-13 16:55:52,159 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:55:52,159 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:55:52,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2022-12-13 16:55:52,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:52,361 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:55:52,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:55:52,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1570014190, now seen corresponding path program 1 times [2022-12-13 16:55:52,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:55:52,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586335382] [2022-12-13 16:55:52,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:55:52,368 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:52,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:55:52,371 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:55:52,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-12-13 16:55:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:55:53,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 1858 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:55:53,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:55:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 16:55:53,727 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:55:53,727 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:55:53,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586335382] [2022-12-13 16:55:53,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586335382] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:55:53,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:55:53,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:55:53,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919954187] [2022-12-13 16:55:53,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:55:53,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:55:53,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:55:53,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:55:53,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:55:53,729 INFO L87 Difference]: Start difference. First operand 2507 states and 3470 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 16:55:53,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:55:53,920 INFO L93 Difference]: Finished difference Result 5003 states and 6949 transitions. [2022-12-13 16:55:53,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:55:53,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 107 [2022-12-13 16:55:53,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:55:53,926 INFO L225 Difference]: With dead ends: 5003 [2022-12-13 16:55:53,926 INFO L226 Difference]: Without dead ends: 2509 [2022-12-13 16:55:53,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:55:53,930 INFO L413 NwaCegarLoop]: 3141 mSDtfsCounter, 0 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6275 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:55:53,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6275 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:55:53,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states. [2022-12-13 16:55:54,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 2507. [2022-12-13 16:55:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2507 states, 1728 states have (on average 1.2957175925925926) internal successors, (2239), 1767 states have internal predecessors, (2239), 616 states have call successors, (616), 164 states have call predecessors, (616), 162 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) [2022-12-13 16:55:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3464 transitions. [2022-12-13 16:55:54,068 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3464 transitions. Word has length 107 [2022-12-13 16:55:54,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:55:54,068 INFO L495 AbstractCegarLoop]: Abstraction has 2507 states and 3464 transitions. [2022-12-13 16:55:54,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 16:55:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3464 transitions. [2022-12-13 16:55:54,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-13 16:55:54,071 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:55:54,071 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:55:54,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-12-13 16:55:54,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:54,272 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:55:54,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:55:54,272 INFO L85 PathProgramCache]: Analyzing trace with hash 2115940939, now seen corresponding path program 1 times [2022-12-13 16:55:54,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:55:54,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1590699775] [2022-12-13 16:55:54,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:55:54,273 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:54,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:55:54,274 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:55:54,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-12-13 16:55:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:55:55,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 1848 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:55:55,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:55:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 16:55:55,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:55:55,573 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:55:55,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1590699775] [2022-12-13 16:55:55,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1590699775] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:55:55,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:55:55,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:55:55,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884379492] [2022-12-13 16:55:55,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:55:55,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:55:55,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:55:55,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:55:55,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:55:55,575 INFO L87 Difference]: Start difference. First operand 2507 states and 3464 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-13 16:55:55,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:55:55,782 INFO L93 Difference]: Finished difference Result 4976 states and 6884 transitions. [2022-12-13 16:55:55,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:55:55,783 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2022-12-13 16:55:55,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:55:55,789 INFO L225 Difference]: With dead ends: 4976 [2022-12-13 16:55:55,789 INFO L226 Difference]: Without dead ends: 2507 [2022-12-13 16:55:55,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:55:55,793 INFO L413 NwaCegarLoop]: 3137 mSDtfsCounter, 0 mSDsluCounter, 3130 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6267 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:55:55,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6267 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:55:55,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2507 states. [2022-12-13 16:55:55,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2507 to 2507. [2022-12-13 16:55:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2507 states, 1728 states have (on average 1.2939814814814814) internal successors, (2236), 1767 states have internal predecessors, (2236), 616 states have call successors, (616), 164 states have call predecessors, (616), 162 states have return successors, (609), 597 states have call predecessors, (609), 609 states have call successors, (609) [2022-12-13 16:55:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3461 transitions. [2022-12-13 16:55:55,941 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3461 transitions. Word has length 107 [2022-12-13 16:55:55,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:55:55,941 INFO L495 AbstractCegarLoop]: Abstraction has 2507 states and 3461 transitions. [2022-12-13 16:55:55,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-13 16:55:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3461 transitions. [2022-12-13 16:55:55,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-13 16:55:55,946 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:55:55,946 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:55:55,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-12-13 16:55:56,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:56,147 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:55:56,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:55:56,147 INFO L85 PathProgramCache]: Analyzing trace with hash -490783393, now seen corresponding path program 1 times [2022-12-13 16:55:56,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:55:56,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357540719] [2022-12-13 16:55:56,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:55:56,149 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 16:55:56,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:55:56,150 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 16:55:56,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bed0fdd-f957-4c9b-8bbf-d90fcfdd2dc4/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-12-13 16:57:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:36,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.