./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-38b53e6 [2022-11-25 15:43:44,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:43:44,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:43:44,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:43:44,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:43:44,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:43:44,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:43:44,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:43:44,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:43:44,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:43:44,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:43:44,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:43:44,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:43:44,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:43:44,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:43:44,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:43:44,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:43:44,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:43:44,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:43:44,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:43:44,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:43:44,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:43:44,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:43:44,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:43:44,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:43:44,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:43:44,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:43:44,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:43:44,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:43:44,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:43:44,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:43:44,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:43:44,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:43:44,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:43:44,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:43:44,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:43:44,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:43:44,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:43:44,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:43:44,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:43:44,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:43:44,454 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 15:43:44,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:43:44,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:43:44,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:43:44,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:43:44,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:43:44,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:43:44,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:43:44,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:43:44,478 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:43:44,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:43:44,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:43:44,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:43:44,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:43:44,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:43:44,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:43:44,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:43:44,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:43:44,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:43:44,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:43:44,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:43:44,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:43:44,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:43:44,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:43:44,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:43:44,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:43:44,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:43:44,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:43:44,484 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:43:44,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:43:44,484 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:43:44,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:43:44,485 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 [2022-11-25 15:43:44,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:43:44,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:43:44,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:43:44,816 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:43:44,816 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:43:44,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-11-25 15:43:47,870 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:43:48,599 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:43:48,600 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-11-25 15:43:48,670 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data/e517819c4/9a824a0e8b4149f0b49a591976744d21/FLAG6a5175a22 [2022-11-25 15:43:48,689 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data/e517819c4/9a824a0e8b4149f0b49a591976744d21 [2022-11-25 15:43:48,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:43:48,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:43:48,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:43:48,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:43:48,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:43:48,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:48" (1/1) ... [2022-11-25 15:43:48,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e5dbb6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:48, skipping insertion in model container [2022-11-25 15:43:48,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:43:48" (1/1) ... [2022-11-25 15:43:48,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:43:48,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:43:49,638 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-11-25 15:43:49,671 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:43:49,691 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:43:49,717 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:43:50,301 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:43:50,354 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:43:50,360 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 15:43:50,366 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:43:50,377 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 15:43:50,383 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:43:50,441 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-25 15:43:50,456 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 15:43:50,462 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 15:43:50,472 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:50,473 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:43:50,474 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 15:43:50,474 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:50,481 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:50,482 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:43:50,482 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:50,489 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:50,491 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:43:50,492 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:50,522 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:43:50,795 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:50,803 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:43:50,807 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:43:50,808 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 15:43:50,817 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:50,817 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 15:43:50,822 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:50,838 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:51,089 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:51,099 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 15:43:51,105 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:43:51,109 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 15:43:51,120 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:43:51,121 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:51,121 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:43:51,123 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:43:51,124 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:43:51,138 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-11-25 15:43:51,140 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:43:51,141 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:43:51,141 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 15:43:51,144 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:51,144 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:51,144 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-11-25 15:43:51,149 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,149 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,150 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,150 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,167 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:43:51,168 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:43:51,211 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:43:51,220 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-11-25 15:43:51,233 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-11-25 15:43:51,235 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 15:43:51,237 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:43:51,263 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:43:51,264 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:43:51,271 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:51,272 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:51,273 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:51,274 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:51,275 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:51,277 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:51,277 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:51,278 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:51,278 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:51,279 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:51,279 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,280 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:43:51,281 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:43:51,282 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:43:51,335 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:51,335 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:51,336 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:51,342 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:51,343 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:51,344 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:51,359 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,370 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,370 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:51,371 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:51,373 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:51,374 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,381 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:51,395 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:51,407 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:51,408 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:43:51,421 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:51,423 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:43:51,424 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:51,424 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:51,429 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:51,435 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:51,436 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:43:51,438 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:51,438 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:51,450 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:43:51,451 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-11-25 15:43:51,451 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:51,458 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,464 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:51,466 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,471 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:51,473 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,474 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:51,479 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:51,480 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:51,494 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,495 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,496 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,497 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,498 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,499 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,501 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,501 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,502 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-11-25 15:43:51,503 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,504 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,505 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,506 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,508 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,509 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,511 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,512 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,515 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:51,516 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,517 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,519 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,519 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,520 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:51,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,524 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,526 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,531 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,532 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,534 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,535 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,537 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,538 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,544 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,544 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,555 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,558 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,559 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,562 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:51,564 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,565 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,570 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:51,573 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,573 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,574 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:51,576 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,577 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,579 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,589 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,590 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,598 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:51,604 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,605 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,606 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,612 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:51,613 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,613 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,614 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:51,615 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,616 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,617 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,619 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,620 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,621 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,622 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,623 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:51,626 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,626 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,630 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,630 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,636 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:43:51,637 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:43:51,638 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:43:51,639 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:51,639 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:43:51,639 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,661 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:43:51,662 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-11-25 15:43:51,663 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-11-25 15:43:51,663 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,663 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:43:51,684 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:43:51,685 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-11-25 15:43:51,685 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-11-25 15:43:51,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,686 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:43:51,692 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:43:51,692 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-11-25 15:43:51,693 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-11-25 15:43:51,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,693 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:43:51,699 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:43:51,699 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-11-25 15:43:51,700 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-11-25 15:43:51,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,701 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:43:51,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,712 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,739 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-11-25 15:43:51,782 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:43:51,783 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:51,783 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,784 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,789 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:43:51,796 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,810 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:43:51,812 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:51,819 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,819 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:43:51,820 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,821 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:51,821 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,828 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-11-25 15:43:51,828 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-11-25 15:43:51,829 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:43:51,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,837 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,839 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,839 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,840 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,841 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,842 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,842 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,843 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,845 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,845 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,847 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,847 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,848 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,849 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,850 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,851 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,852 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,853 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,855 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:51,856 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:43:51,856 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:43:51,856 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-11-25 15:43:51,863 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,868 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,893 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:43:51,894 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,901 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,933 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 15:43:51,938 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 15:43:51,960 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-11-25 15:43:51,965 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-11-25 15:43:51,966 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,971 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,972 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-11-25 15:43:51,974 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,974 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-11-25 15:43:51,975 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,976 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-11-25 15:43:51,976 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,976 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-11-25 15:43:51,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:51,983 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:51,983 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-11-25 15:43:51,984 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:51,997 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 15:43:52,001 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,002 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,003 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,005 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,005 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,007 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,013 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,016 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:43:52,017 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-11-25 15:43:52,017 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,023 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:43:52,023 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-11-25 15:43:52,024 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,029 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,032 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,032 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,034 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,035 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,035 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,036 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,042 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,045 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,049 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:43:52,060 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,103 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-11-25 15:43:52,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,106 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-11-25 15:43:52,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,107 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,115 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-11-25 15:43:52,116 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,121 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:43:52,122 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:43:52,127 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:43:52,150 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,151 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,151 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-11-25 15:43:52,151 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,152 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,152 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,152 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,152 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,153 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,153 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,153 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,154 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,154 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,154 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,154 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,155 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,155 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,155 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,155 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,156 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,156 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,156 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,156 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,157 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,157 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,157 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,158 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,158 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,158 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,158 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,159 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,159 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,159 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,159 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,160 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,160 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,160 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,161 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,161 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,161 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,162 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,162 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,163 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,163 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,163 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,163 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,164 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,164 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,164 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,165 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:43:52,165 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,165 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,166 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,166 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,166 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,167 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,167 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,167 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,169 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,169 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,169 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,171 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,171 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,171 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,172 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,172 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,172 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,173 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,173 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,173 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,173 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,174 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,174 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,174 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,175 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,175 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,175 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,176 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,176 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,176 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,176 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,177 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,177 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,177 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,178 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,178 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,178 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,178 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,179 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,179 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,179 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,180 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,180 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,180 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,181 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,182 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,182 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,187 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-11-25 15:43:52,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:43:52,381 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:43:52,473 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-11-25 15:43:52,473 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:43:52,474 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:43:52,475 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:43:52,477 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:43:52,479 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:43:52,479 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 15:43:52,479 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:43:52,480 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 15:43:52,480 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:43:52,481 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-25 15:43:52,481 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 15:43:52,482 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 15:43:52,482 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,482 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:43:52,483 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 15:43:52,483 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:52,483 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,484 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:43:52,484 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,484 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,485 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:43:52,485 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,486 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:43:52,493 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,493 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:43:52,494 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:43:52,494 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 15:43:52,495 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,495 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 15:43:52,495 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,542 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,546 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,547 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 15:43:52,548 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:43:52,553 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 15:43:52,555 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:43:52,555 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:52,556 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:43:52,559 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:43:52,559 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:43:52,564 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-11-25 15:43:52,565 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:43:52,565 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:43:52,565 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 15:43:52,567 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:52,567 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:52,567 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-11-25 15:43:52,568 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,568 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,568 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,569 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,576 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:43:52,577 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:43:52,579 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:43:52,581 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-11-25 15:43:52,582 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-11-25 15:43:52,583 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 15:43:52,583 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:43:52,584 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:43:52,584 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:43:52,589 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:52,589 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:52,590 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:52,590 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:52,591 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:52,591 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:52,592 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:52,592 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,592 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:52,593 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,593 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,593 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:43:52,594 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:43:52,594 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:43:52,598 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,599 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:52,599 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,600 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,600 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:52,600 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,609 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,609 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,609 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,609 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:43:52,610 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,610 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,611 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,616 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:52,618 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:52,618 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:43:52,619 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:52,620 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:43:52,621 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:52,621 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:52,624 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,624 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:43:52,625 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:43:52,626 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:43:52,626 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:43:52,628 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:43:52,629 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-11-25 15:43:52,629 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:52,631 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,632 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:52,632 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,633 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:52,634 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,635 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,636 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:43:52,636 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:43:52,639 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,640 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,641 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,641 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,643 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,643 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,644 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,644 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,645 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-11-25 15:43:52,646 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,646 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,647 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,647 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,649 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,650 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,651 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,653 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:52,654 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,655 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,656 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,656 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,657 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:52,658 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,658 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,659 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,660 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,661 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,661 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,662 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,663 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,664 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,664 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,665 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,666 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,667 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,667 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,669 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,669 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,672 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:52,672 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,673 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,673 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:52,674 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,674 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,675 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:43:52,676 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,676 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,677 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,679 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,679 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,681 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,682 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,682 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,683 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,685 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:52,685 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,686 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,686 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:43:52,687 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,688 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,689 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,690 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,691 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,692 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,692 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,693 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:43:52,693 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,694 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,696 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,696 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,696 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:43:52,697 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:43:52,699 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:43:52,700 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:43:52,700 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:43:52,700 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,703 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:43:52,704 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-11-25 15:43:52,704 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-11-25 15:43:52,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,704 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:43:52,706 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:43:52,706 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-11-25 15:43:52,706 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-11-25 15:43:52,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,707 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:43:52,708 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:43:52,708 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-11-25 15:43:52,709 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-11-25 15:43:52,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,709 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:43:52,710 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:43:52,710 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-11-25 15:43:52,711 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-11-25 15:43:52,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,711 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:43:52,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,712 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,713 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-11-25 15:43:52,717 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:43:52,717 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:52,718 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,718 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,719 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:43:52,720 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,766 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:43:52,767 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:52,770 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,770 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:43:52,771 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,772 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:43:52,772 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,774 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-11-25 15:43:52,775 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-11-25 15:43:52,775 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:43:52,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,779 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,781 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,781 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,782 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,783 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,784 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,784 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,785 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,787 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,787 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,788 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,789 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,790 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,794 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,795 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,797 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,797 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,799 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,800 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,801 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:43:52,801 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:43:52,801 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:43:52,802 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-11-25 15:43:52,804 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,805 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,817 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:43:52,818 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,819 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,825 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 15:43:52,825 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 15:43:52,828 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-11-25 15:43:52,829 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-11-25 15:43:52,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,832 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,833 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-11-25 15:43:52,833 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,833 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-11-25 15:43:52,834 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,835 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-11-25 15:43:52,835 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,835 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-11-25 15:43:52,837 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,837 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,838 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,839 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-11-25 15:43:52,839 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,841 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 15:43:52,842 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,843 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,844 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,847 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,850 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,852 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:43:52,853 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-11-25 15:43:52,853 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,854 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:43:52,854 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-11-25 15:43:52,855 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,856 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,857 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,857 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:43:52,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,858 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,859 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,860 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,862 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,862 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:43:52,863 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:43:52,866 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,867 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-11-25 15:43:52,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,873 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-11-25 15:43:52,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:43:52,874 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,875 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-11-25 15:43:52,877 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:43:52,878 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:43:52,879 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:43:52,879 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:43:52,880 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,881 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,881 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-11-25 15:43:52,882 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,882 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,882 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,883 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,883 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,883 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,883 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,884 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,884 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,884 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,885 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,885 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,885 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,886 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,886 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,886 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,886 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,887 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,887 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,887 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,888 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,888 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,888 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,888 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,889 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,889 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,889 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,890 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,890 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,890 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,890 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,891 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,891 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,892 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,892 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,892 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,893 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:43:52,893 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,894 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,894 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,894 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,895 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,895 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,895 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,896 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,896 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,896 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:43:52,897 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,897 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,897 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,898 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,898 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,898 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,899 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,899 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,899 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,899 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,900 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,900 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,900 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,901 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,901 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,901 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,902 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,902 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,902 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,902 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,903 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,903 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,903 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,904 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,904 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,904 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,905 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,905 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,905 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,905 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,906 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,906 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,906 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,907 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,907 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,907 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,908 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,908 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,908 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,908 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,909 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,909 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,909 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,910 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,910 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,910 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,911 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,912 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,912 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,912 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,913 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,913 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,913 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,914 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,914 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,914 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,914 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:43:52,915 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:43:52,915 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-11-25 15:43:52,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:43:53,088 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:43:53,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53 WrapperNode [2022-11-25 15:43:53,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:43:53,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:43:53,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:43:53,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:43:53,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,474 INFO L138 Inliner]: procedures = 445, calls = 3488, calls flagged for inlining = 226, calls inlined = 196, statements flattened = 7816 [2022-11-25 15:43:53,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:43:53,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:43:53,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:43:53,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:43:53,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,781 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:43:53,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:43:53,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:43:53,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:43:53,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (1/1) ... [2022-11-25 15:43:53,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:43:53,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:43:53,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:43:53,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:43:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2022-11-25 15:43:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2022-11-25 15:43:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-25 15:43:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-25 15:43:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-25 15:43:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-25 15:43:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 15:43:53,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 15:43:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-25 15:43:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2022-11-25 15:43:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2022-11-25 15:43:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 15:43:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 15:43:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2022-11-25 15:43:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2022-11-25 15:43:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2022-11-25 15:43:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2022-11-25 15:43:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-11-25 15:43:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2022-11-25 15:43:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2022-11-25 15:43:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:43:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-11-25 15:43:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-11-25 15:43:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 15:43:53,911 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 15:43:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 15:43:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 15:43:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-11-25 15:43:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-11-25 15:43:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2022-11-25 15:43:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2022-11-25 15:43:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2022-11-25 15:43:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2022-11-25 15:43:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-25 15:43:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-25 15:43:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-25 15:43:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-25 15:43:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_open [2022-11-25 15:43:53,913 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_open [2022-11-25 15:43:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 15:43:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-25 15:43:53,913 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-25 15:43:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2022-11-25 15:43:53,913 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2022-11-25 15:43:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-25 15:43:53,913 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-25 15:43:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 15:43:53,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 15:43:53,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2022-11-25 15:43:53,914 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-25 15:43:53,914 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-25 15:43:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2022-11-25 15:43:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2022-11-25 15:43:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-25 15:43:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-25 15:43:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-11-25 15:43:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-11-25 15:43:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2022-11-25 15:43:53,915 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2022-11-25 15:43:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2022-11-25 15:43:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2022-11-25 15:43:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-25 15:43:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-25 15:43:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2022-11-25 15:43:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2022-11-25 15:43:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-11-25 15:43:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-11-25 15:43:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:43:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:43:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:43:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 15:43:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-11-25 15:43:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-11-25 15:43:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:43:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:43:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-25 15:43:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-25 15:43:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2022-11-25 15:43:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2022-11-25 15:43:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2022-11-25 15:43:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2022-11-25 15:43:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 15:43:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 15:43:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2022-11-25 15:43:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2022-11-25 15:43:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-25 15:43:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-25 15:43:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-25 15:43:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-25 15:43:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-11-25 15:43:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-11-25 15:43:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2022-11-25 15:43:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2022-11-25 15:43:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-25 15:43:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-25 15:43:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2022-11-25 15:43:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2022-11-25 15:43:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-11-25 15:43:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-11-25 15:43:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2022-11-25 15:43:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2022-11-25 15:43:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-25 15:43:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-25 15:43:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:43:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:43:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2022-11-25 15:43:53,923 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2022-11-25 15:43:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-25 15:43:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-25 15:43:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-25 15:43:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-25 15:43:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2022-11-25 15:43:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2022-11-25 15:43:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 15:43:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2022-11-25 15:43:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2022-11-25 15:43:53,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 15:43:53,925 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2022-11-25 15:43:53,925 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2022-11-25 15:43:53,925 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 15:43:53,925 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 15:43:53,925 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2022-11-25 15:43:53,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2022-11-25 15:43:53,926 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-25 15:43:53,926 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-25 15:43:53,926 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2022-11-25 15:43:53,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2022-11-25 15:43:53,926 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 15:43:53,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 15:43:53,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 15:43:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 15:43:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 15:43:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 15:43:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2022-11-25 15:43:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2022-11-25 15:43:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 15:43:53,927 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 15:43:53,927 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-25 15:43:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-25 15:43:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2022-11-25 15:43:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2022-11-25 15:43:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:43:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 15:43:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 15:43:53,928 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2022-11-25 15:43:53,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2022-11-25 15:43:53,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:43:53,929 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-25 15:43:53,929 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-25 15:43:53,929 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2022-11-25 15:43:53,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2022-11-25 15:43:53,929 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2022-11-25 15:43:53,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2022-11-25 15:43:53,929 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2022-11-25 15:43:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2022-11-25 15:43:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:43:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2022-11-25 15:43:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2022-11-25 15:43:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 15:43:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 15:43:53,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2022-11-25 15:43:53,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2022-11-25 15:43:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 15:43:53,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 15:43:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 15:43:53,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 15:43:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2022-11-25 15:43:53,931 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2022-11-25 15:43:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-25 15:43:53,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-25 15:43:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2022-11-25 15:43:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2022-11-25 15:43:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2022-11-25 15:43:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2022-11-25 15:43:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2022-11-25 15:43:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2022-11-25 15:43:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-25 15:43:53,933 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-25 15:43:53,933 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2022-11-25 15:43:53,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2022-11-25 15:43:53,933 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2022-11-25 15:43:53,933 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2022-11-25 15:43:53,933 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2022-11-25 15:43:53,933 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2022-11-25 15:43:53,933 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2022-11-25 15:43:53,934 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2022-11-25 15:43:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 15:43:53,934 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 15:43:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:43:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2022-11-25 15:43:53,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2022-11-25 15:43:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2022-11-25 15:43:53,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2022-11-25 15:43:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2022-11-25 15:43:53,935 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2022-11-25 15:43:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-25 15:43:53,935 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-25 15:43:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 15:43:53,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 15:43:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2022-11-25 15:43:53,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2022-11-25 15:43:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-25 15:43:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-25 15:43:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-11-25 15:43:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-11-25 15:43:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-25 15:43:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-25 15:43:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2022-11-25 15:43:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2022-11-25 15:43:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2022-11-25 15:43:53,937 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2022-11-25 15:43:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2022-11-25 15:43:53,937 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2022-11-25 15:43:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2022-11-25 15:43:53,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2022-11-25 15:43:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-25 15:43:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-25 15:43:53,938 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2022-11-25 15:43:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2022-11-25 15:43:53,938 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-25 15:43:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-25 15:43:53,938 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2022-11-25 15:43:53,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2022-11-25 15:43:53,938 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 15:43:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 15:43:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-25 15:43:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-25 15:43:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-25 15:43:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-25 15:43:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2022-11-25 15:43:53,939 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2022-11-25 15:43:53,939 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2022-11-25 15:43:53,940 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2022-11-25 15:43:53,940 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_release [2022-11-25 15:43:53,940 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_release [2022-11-25 15:43:53,940 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2022-11-25 15:43:53,940 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2022-11-25 15:43:53,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:43:53,940 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2022-11-25 15:43:53,940 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2022-11-25 15:43:53,941 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_port_link [2022-11-25 15:43:53,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_port_link [2022-11-25 15:43:55,086 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:43:55,093 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:44:01,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume #t~switch210;#res := ~ret~1; [2022-11-25 15:44:01,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume !#t~switch210;#t~switch210 := #t~switch210 || 4 == ~size; [2022-11-25 15:44:01,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume 0 != ~tmp___1~4;#res := ~ret~1; [2022-11-25 15:44:01,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume !(0 != ~tmp___1~4);#res := ~ret~1; [2022-11-25 15:44:01,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7449: havoc #t~switch210; [2022-11-25 15:44:01,603 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 [2022-11-25 15:44:01,603 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume #t~switch210; [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume !#t~switch210;#t~switch210 := #t~switch210 || 16 == ~size; [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474-1: assume -9223372036854775808 <= #t~ret211 && #t~ret211 <= 9223372036854775807;~tmp___0~9 := #t~ret211;havoc #t~ret211; [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch210;#res := ~ret~1; [2022-11-25 15:44:01,604 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); [2022-11-25 15:44:01,604 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 [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch210;#t~switch210 := #t~switch210 || 2 == ~size; [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume #t~switch210;#res := ~ret~1; [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume !#t~switch210;#t~switch210 := #t~switch210 || 8 == ~size; [2022-11-25 15:44:01,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487-1: assume -9223372036854775808 <= #t~ret212 && #t~ret212 <= 9223372036854775807;~tmp___1~4 := #t~ret212;havoc #t~ret212; [2022-11-25 15:44:01,605 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 [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume #t~switch210; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume !#t~switch210;#t~switch210 := true; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume 0 != ~tmp___0~9;#res := ~ret~1; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume !(0 != ~tmp___0~9);#res := ~ret~1; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume #t~switch210; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume !#t~switch210; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume #t~switch210;#res := ~ret~1; [2022-11-25 15:44:01,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume !#t~switch210;#t~switch210 := #t~switch210 || 10 == ~size; [2022-11-25 15:44:07,080 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:44:07,105 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:44:07,105 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 15:44:07,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:44:07 BoogieIcfgContainer [2022-11-25 15:44:07,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:44:07,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:44:07,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:44:07,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:44:07,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:43:48" (1/3) ... [2022-11-25 15:44:07,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a314a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:44:07, skipping insertion in model container [2022-11-25 15:44:07,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:43:53" (2/3) ... [2022-11-25 15:44:07,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a314a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:44:07, skipping insertion in model container [2022-11-25 15:44:07,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:44:07" (3/3) ... [2022-11-25 15:44:07,122 INFO L112 eAbstractionObserver]: Analyzing ICFG main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-11-25 15:44:07,145 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:44:07,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 15:44:07,270 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:44:07,278 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;@4e368cc9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:44:07,279 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 15:44:07,295 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) [2022-11-25 15:44:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-25 15:44:07,302 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:07,303 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:44:07,304 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:07,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:07,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1032870271, now seen corresponding path program 1 times [2022-11-25 15:44:07,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:07,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344845519] [2022-11-25 15:44:07,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:07,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:07,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:07,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:44:07,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:07,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344845519] [2022-11-25 15:44:08,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344845519] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:08,000 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:08,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:44:08,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822938622] [2022-11-25 15:44:08,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:08,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:44:08,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:08,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:44:08,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:44:08,059 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) [2022-11-25 15:44:08,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:08,462 INFO L93 Difference]: Finished difference Result 4865 states and 7184 transitions. [2022-11-25 15:44:08,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:44:08,465 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 [2022-11-25 15:44:08,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:08,505 INFO L225 Difference]: With dead ends: 4865 [2022-11-25 15:44:08,505 INFO L226 Difference]: Without dead ends: 2427 [2022-11-25 15:44:08,525 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 [2022-11-25 15:44:08,530 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, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:08,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3529 Valid, 3538 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 15:44:08,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2427 states. [2022-11-25 15:44:08,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2427 to 2427. [2022-11-25 15:44:08,858 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) [2022-11-25 15:44:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2427 states and 3517 transitions. [2022-11-25 15:44:08,882 INFO L78 Accepts]: Start accepts. Automaton has 2427 states and 3517 transitions. Word has length 15 [2022-11-25 15:44:08,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:08,884 INFO L495 AbstractCegarLoop]: Abstraction has 2427 states and 3517 transitions. [2022-11-25 15:44:08,884 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) [2022-11-25 15:44:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 3517 transitions. [2022-11-25 15:44:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-25 15:44:08,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:08,886 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:44:08,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:44:08,886 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:08,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:08,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1955357502, now seen corresponding path program 1 times [2022-11-25 15:44:08,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:08,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863538812] [2022-11-25 15:44:08,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:08,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:09,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:44:09,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:09,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863538812] [2022-11-25 15:44:09,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863538812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:09,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:09,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:44:09,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042768646] [2022-11-25 15:44:09,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:09,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:44:09,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:09,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:44:09,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:44:09,209 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) [2022-11-25 15:44:09,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:09,417 INFO L93 Difference]: Finished difference Result 2429 states and 3518 transitions. [2022-11-25 15:44:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:44:09,418 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 [2022-11-25 15:44:09,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:09,431 INFO L225 Difference]: With dead ends: 2429 [2022-11-25 15:44:09,432 INFO L226 Difference]: Without dead ends: 2426 [2022-11-25 15:44:09,437 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 [2022-11-25 15:44:09,438 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 [2022-11-25 15:44:09,439 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] [2022-11-25 15:44:09,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2426 states. [2022-11-25 15:44:09,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2426 to 2426. [2022-11-25 15:44:09,581 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) [2022-11-25 15:44:09,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2426 states and 3515 transitions. [2022-11-25 15:44:09,599 INFO L78 Accepts]: Start accepts. Automaton has 2426 states and 3515 transitions. Word has length 16 [2022-11-25 15:44:09,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:09,600 INFO L495 AbstractCegarLoop]: Abstraction has 2426 states and 3515 transitions. [2022-11-25 15:44:09,600 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) [2022-11-25 15:44:09,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 3515 transitions. [2022-11-25 15:44:09,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 15:44:09,601 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:09,601 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:44:09,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:44:09,602 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:09,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:09,602 INFO L85 PathProgramCache]: Analyzing trace with hash -487685724, now seen corresponding path program 1 times [2022-11-25 15:44:09,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:09,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217963565] [2022-11-25 15:44:09,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:09,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:09,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:09,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:44:09,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:09,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217963565] [2022-11-25 15:44:09,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217963565] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:09,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:09,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:44:09,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982289787] [2022-11-25 15:44:09,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:09,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:44:09,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:09,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:44:09,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:44:09,874 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) [2022-11-25 15:44:10,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:10,140 INFO L93 Difference]: Finished difference Result 2428 states and 3516 transitions. [2022-11-25 15:44:10,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:44:10,141 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 [2022-11-25 15:44:10,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:10,155 INFO L225 Difference]: With dead ends: 2428 [2022-11-25 15:44:10,155 INFO L226 Difference]: Without dead ends: 2425 [2022-11-25 15:44:10,159 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 [2022-11-25 15:44:10,165 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 [2022-11-25 15:44:10,166 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] [2022-11-25 15:44:10,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2425 states. [2022-11-25 15:44:10,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2425 to 2425. [2022-11-25 15:44:10,304 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) [2022-11-25 15:44:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2425 states and 3513 transitions. [2022-11-25 15:44:10,321 INFO L78 Accepts]: Start accepts. Automaton has 2425 states and 3513 transitions. Word has length 17 [2022-11-25 15:44:10,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:10,322 INFO L495 AbstractCegarLoop]: Abstraction has 2425 states and 3513 transitions. [2022-11-25 15:44:10,323 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) [2022-11-25 15:44:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 3513 transitions. [2022-11-25 15:44:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-25 15:44:10,324 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:10,324 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:44:10,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:44:10,325 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:10,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:10,325 INFO L85 PathProgramCache]: Analyzing trace with hash 2060471301, now seen corresponding path program 1 times [2022-11-25 15:44:10,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:10,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937407558] [2022-11-25 15:44:10,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:10,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:10,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:44:10,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:10,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937407558] [2022-11-25 15:44:10,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937407558] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:10,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:10,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:44:10,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107339843] [2022-11-25 15:44:10,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:10,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:44:10,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:10,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:44:10,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:44:10,565 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) [2022-11-25 15:44:10,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:10,850 INFO L93 Difference]: Finished difference Result 5713 states and 8151 transitions. [2022-11-25 15:44:10,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:44:10,851 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 [2022-11-25 15:44:10,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:10,869 INFO L225 Difference]: With dead ends: 5713 [2022-11-25 15:44:10,869 INFO L226 Difference]: Without dead ends: 3327 [2022-11-25 15:44:10,879 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 [2022-11-25 15:44:10,880 INFO L413 NwaCegarLoop]: 3815 mSDtfsCounter, 1910 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:10,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1910 Valid, 6572 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 15:44:10,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2022-11-25 15:44:11,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3320. [2022-11-25 15:44:11,166 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) [2022-11-25 15:44:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 3320 states and 4680 transitions. [2022-11-25 15:44:11,187 INFO L78 Accepts]: Start accepts. Automaton has 3320 states and 4680 transitions. Word has length 18 [2022-11-25 15:44:11,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:11,188 INFO L495 AbstractCegarLoop]: Abstraction has 3320 states and 4680 transitions. [2022-11-25 15:44:11,188 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) [2022-11-25 15:44:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 4680 transitions. [2022-11-25 15:44:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 15:44:11,189 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:11,189 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:44:11,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:44:11,190 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:11,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:11,190 INFO L85 PathProgramCache]: Analyzing trace with hash -551034681, now seen corresponding path program 1 times [2022-11-25 15:44:11,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:11,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717016434] [2022-11-25 15:44:11,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:11,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:11,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:11,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:44:11,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:11,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717016434] [2022-11-25 15:44:11,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717016434] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:11,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:11,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:44:11,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456266804] [2022-11-25 15:44:11,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:11,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:44:11,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:11,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:44:11,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:44:11,382 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) [2022-11-25 15:44:11,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:11,622 INFO L93 Difference]: Finished difference Result 3355 states and 4707 transitions. [2022-11-25 15:44:11,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:44:11,622 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 [2022-11-25 15:44:11,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:11,654 INFO L225 Difference]: With dead ends: 3355 [2022-11-25 15:44:11,669 INFO L226 Difference]: Without dead ends: 3351 [2022-11-25 15:44:11,672 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 [2022-11-25 15:44:11,673 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 [2022-11-25 15:44:11,673 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] [2022-11-25 15:44:11,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3351 states. [2022-11-25 15:44:11,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3351 to 3347. [2022-11-25 15:44:11,954 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) [2022-11-25 15:44:11,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 3347 states and 4698 transitions. [2022-11-25 15:44:11,979 INFO L78 Accepts]: Start accepts. Automaton has 3347 states and 4698 transitions. Word has length 19 [2022-11-25 15:44:11,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:11,980 INFO L495 AbstractCegarLoop]: Abstraction has 3347 states and 4698 transitions. [2022-11-25 15:44:11,980 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) [2022-11-25 15:44:11,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 4698 transitions. [2022-11-25 15:44:11,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 15:44:11,981 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:11,981 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] [2022-11-25 15:44:11,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 15:44:11,982 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:11,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:11,982 INFO L85 PathProgramCache]: Analyzing trace with hash 96663368, now seen corresponding path program 1 times [2022-11-25 15:44:11,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:11,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891708821] [2022-11-25 15:44:11,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:11,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:12,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:44:12,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:12,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891708821] [2022-11-25 15:44:12,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891708821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:12,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:12,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:44:12,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722977432] [2022-11-25 15:44:12,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:12,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:44:12,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:12,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:44:12,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:44:12,192 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) [2022-11-25 15:44:12,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:12,450 INFO L93 Difference]: Finished difference Result 3381 states and 4732 transitions. [2022-11-25 15:44:12,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:44:12,450 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 [2022-11-25 15:44:12,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:12,472 INFO L225 Difference]: With dead ends: 3381 [2022-11-25 15:44:12,472 INFO L226 Difference]: Without dead ends: 3357 [2022-11-25 15:44:12,476 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 [2022-11-25 15:44:12,477 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, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:12,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3413 Valid, 3593 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 15:44:12,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3357 states. [2022-11-25 15:44:12,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3357 to 3355. [2022-11-25 15:44:12,899 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) [2022-11-25 15:44:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4696 transitions. [2022-11-25 15:44:12,927 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4696 transitions. Word has length 20 [2022-11-25 15:44:12,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:12,928 INFO L495 AbstractCegarLoop]: Abstraction has 3355 states and 4696 transitions. [2022-11-25 15:44:12,928 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) [2022-11-25 15:44:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4696 transitions. [2022-11-25 15:44:12,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-25 15:44:12,936 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:12,936 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] [2022-11-25 15:44:12,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 15:44:12,937 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:12,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:12,937 INFO L85 PathProgramCache]: Analyzing trace with hash 122306097, now seen corresponding path program 1 times [2022-11-25 15:44:12,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:12,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540564615] [2022-11-25 15:44:12,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:13,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:13,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:44:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:13,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 15:44:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:13,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 15:44:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:13,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 15:44:13,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:13,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540564615] [2022-11-25 15:44:13,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540564615] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:13,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:13,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:44:13,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690197657] [2022-11-25 15:44:13,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:13,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:44:13,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:13,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:44:13,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:44:13,501 INFO L87 Difference]: Start difference. First operand 3355 states and 4696 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2022-11-25 15:44:16,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:44:21,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:21,713 INFO L93 Difference]: Finished difference Result 5215 states and 7221 transitions. [2022-11-25 15:44:21,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:44:21,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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 50 [2022-11-25 15:44:21,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:21,731 INFO L225 Difference]: With dead ends: 5215 [2022-11-25 15:44:21,731 INFO L226 Difference]: Without dead ends: 2665 [2022-11-25 15:44:21,742 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 [2022-11-25 15:44:21,743 INFO L413 NwaCegarLoop]: 1921 mSDtfsCounter, 2447 mSDsluCounter, 1902 mSDsCounter, 0 mSdLazyCounter, 3012 mSolverCounterSat, 781 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2814 SdHoareTripleChecker+Valid, 3823 SdHoareTripleChecker+Invalid, 3794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 781 IncrementalHoareTripleChecker+Valid, 3012 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:21,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2814 Valid, 3823 Invalid, 3794 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [781 Valid, 3012 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2022-11-25 15:44:21,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2665 states. [2022-11-25 15:44:21,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2665 to 2543. [2022-11-25 15:44:21,944 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) [2022-11-25 15:44:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 3520 transitions. [2022-11-25 15:44:21,957 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 3520 transitions. Word has length 50 [2022-11-25 15:44:21,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:21,960 INFO L495 AbstractCegarLoop]: Abstraction has 2543 states and 3520 transitions. [2022-11-25 15:44:21,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2022-11-25 15:44:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3520 transitions. [2022-11-25 15:44:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-25 15:44:21,968 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:21,969 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] [2022-11-25 15:44:21,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 15:44:21,970 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:21,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:21,970 INFO L85 PathProgramCache]: Analyzing trace with hash 2028719357, now seen corresponding path program 1 times [2022-11-25 15:44:21,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:21,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550443743] [2022-11-25 15:44:21,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:21,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:44:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 15:44:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 15:44:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 15:44:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-25 15:44:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 15:44:22,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:22,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550443743] [2022-11-25 15:44:22,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550443743] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:22,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:22,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:44:22,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420673123] [2022-11-25 15:44:22,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:22,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:44:22,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:22,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:44:22,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:44:22,288 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) [2022-11-25 15:44:25,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:44:29,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:29,611 INFO L93 Difference]: Finished difference Result 5195 states and 7230 transitions. [2022-11-25 15:44:29,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 15:44:29,612 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 [2022-11-25 15:44:29,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:29,633 INFO L225 Difference]: With dead ends: 5195 [2022-11-25 15:44:29,633 INFO L226 Difference]: Without dead ends: 2665 [2022-11-25 15:44:29,642 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 [2022-11-25 15:44:29,644 INFO L413 NwaCegarLoop]: 2104 mSDtfsCounter, 1133 mSDsluCounter, 2942 mSDsCounter, 0 mSdLazyCounter, 2931 mSolverCounterSat, 452 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 5046 SdHoareTripleChecker+Invalid, 3384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 2931 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:29,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1367 Valid, 5046 Invalid, 3384 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [452 Valid, 2931 Invalid, 1 Unknown, 0 Unchecked, 6.9s Time] [2022-11-25 15:44:29,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2665 states. [2022-11-25 15:44:29,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2665 to 2543. [2022-11-25 15:44:29,837 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) [2022-11-25 15:44:29,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 3514 transitions. [2022-11-25 15:44:29,854 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 3514 transitions. Word has length 66 [2022-11-25 15:44:29,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:29,856 INFO L495 AbstractCegarLoop]: Abstraction has 2543 states and 3514 transitions. [2022-11-25 15:44:29,856 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) [2022-11-25 15:44:29,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3514 transitions. [2022-11-25 15:44:29,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-25 15:44:29,862 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:29,862 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] [2022-11-25 15:44:29,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 15:44:29,863 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:29,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:29,863 INFO L85 PathProgramCache]: Analyzing trace with hash -565713710, now seen corresponding path program 1 times [2022-11-25 15:44:29,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:29,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823004187] [2022-11-25 15:44:29,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:29,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:44:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 15:44:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 15:44:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-25 15:44:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-25 15:44:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:30,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 15:44:30,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:30,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823004187] [2022-11-25 15:44:30,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823004187] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:30,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:30,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:44:30,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946482516] [2022-11-25 15:44:30,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:30,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:44:30,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:30,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:44:30,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:44:30,145 INFO L87 Difference]: Start difference. First operand 2543 states and 3514 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-11-25 15:44:33,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:44:36,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:36,979 INFO L93 Difference]: Finished difference Result 5152 states and 7140 transitions. [2022-11-25 15:44:36,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 15:44:36,980 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 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 69 [2022-11-25 15:44:36,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:36,996 INFO L225 Difference]: With dead ends: 5152 [2022-11-25 15:44:36,996 INFO L226 Difference]: Without dead ends: 2663 [2022-11-25 15:44:37,005 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 [2022-11-25 15:44:37,006 INFO L413 NwaCegarLoop]: 2098 mSDtfsCounter, 1133 mSDsluCounter, 2923 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 452 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 5021 SdHoareTripleChecker+Invalid, 3398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:37,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1367 Valid, 5021 Invalid, 3398 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [452 Valid, 2945 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-11-25 15:44:37,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2663 states. [2022-11-25 15:44:37,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2663 to 2543. [2022-11-25 15:44:37,194 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) [2022-11-25 15:44:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 3511 transitions. [2022-11-25 15:44:37,205 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 3511 transitions. Word has length 69 [2022-11-25 15:44:37,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:37,206 INFO L495 AbstractCegarLoop]: Abstraction has 2543 states and 3511 transitions. [2022-11-25 15:44:37,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-11-25 15:44:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3511 transitions. [2022-11-25 15:44:37,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-25 15:44:37,211 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:37,211 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] [2022-11-25 15:44:37,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 15:44:37,211 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:37,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:37,212 INFO L85 PathProgramCache]: Analyzing trace with hash -339779727, now seen corresponding path program 1 times [2022-11-25 15:44:37,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:37,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737671879] [2022-11-25 15:44:37,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:37,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:44:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:44:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-25 15:44:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 15:44:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-25 15:44:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-25 15:44:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:37,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 15:44:37,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:37,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737671879] [2022-11-25 15:44:37,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737671879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:37,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:37,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:44:37,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595410157] [2022-11-25 15:44:37,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:37,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:44:37,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:37,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:44:37,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:44:37,543 INFO L87 Difference]: Start difference. First operand 2543 states and 3511 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 15:44:41,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:44:45,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:45,020 INFO L93 Difference]: Finished difference Result 5420 states and 7558 transitions. [2022-11-25 15:44:45,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 15:44:45,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2022-11-25 15:44:45,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:45,045 INFO L225 Difference]: With dead ends: 5420 [2022-11-25 15:44:45,045 INFO L226 Difference]: Without dead ends: 2931 [2022-11-25 15:44:45,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:44:45,054 INFO L413 NwaCegarLoop]: 1969 mSDtfsCounter, 2146 mSDsluCounter, 2119 mSDsCounter, 0 mSdLazyCounter, 3070 mSolverCounterSat, 537 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2679 SdHoareTripleChecker+Valid, 4088 SdHoareTripleChecker+Invalid, 3608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 537 IncrementalHoareTripleChecker+Valid, 3070 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:45,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2679 Valid, 4088 Invalid, 3608 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [537 Valid, 3070 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2022-11-25 15:44:45,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2931 states. [2022-11-25 15:44:45,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2931 to 2814. [2022-11-25 15:44:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 1935 states have (on average 1.3049095607235142) internal successors, (2525), 1982 states have internal predecessors, (2525), 710 states have call successors, (710), 170 states have call predecessors, (710), 168 states have return successors, (703), 685 states have call predecessors, (703), 703 states have call successors, (703) [2022-11-25 15:44:45,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 3938 transitions. [2022-11-25 15:44:45,279 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 3938 transitions. Word has length 75 [2022-11-25 15:44:45,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:45,279 INFO L495 AbstractCegarLoop]: Abstraction has 2814 states and 3938 transitions. [2022-11-25 15:44:45,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 15:44:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3938 transitions. [2022-11-25 15:44:45,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-25 15:44:45,284 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:45,284 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] [2022-11-25 15:44:45,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 15:44:45,284 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:45,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:45,285 INFO L85 PathProgramCache]: Analyzing trace with hash -2140783982, now seen corresponding path program 1 times [2022-11-25 15:44:45,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:45,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609916829] [2022-11-25 15:44:45,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:45,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:44:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-25 15:44:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:44:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 15:44:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:44:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 15:44:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:44:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 15:44:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:45,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 15:44:45,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:45,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609916829] [2022-11-25 15:44:45,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609916829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:45,768 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:45,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:44:45,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139861397] [2022-11-25 15:44:45,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:45,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:44:45,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:45,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:44:45,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:44:45,770 INFO L87 Difference]: Start difference. First operand 2814 states and 3938 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) [2022-11-25 15:44:50,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:44:55,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:44:55,584 INFO L93 Difference]: Finished difference Result 5697 states and 7991 transitions. [2022-11-25 15:44:55,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:44:55,585 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 [2022-11-25 15:44:55,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:44:55,611 INFO L225 Difference]: With dead ends: 5697 [2022-11-25 15:44:55,611 INFO L226 Difference]: Without dead ends: 2934 [2022-11-25 15:44:55,621 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 [2022-11-25 15:44:55,621 INFO L413 NwaCegarLoop]: 2099 mSDtfsCounter, 1138 mSDsluCounter, 6433 mSDsCounter, 0 mSdLazyCounter, 5864 mSolverCounterSat, 448 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 8532 SdHoareTripleChecker+Invalid, 6313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 448 IncrementalHoareTripleChecker+Valid, 5864 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-25 15:44:55,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1372 Valid, 8532 Invalid, 6313 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [448 Valid, 5864 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2022-11-25 15:44:55,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2934 states. [2022-11-25 15:44:55,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2934 to 2814. [2022-11-25 15:44:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 1935 states have (on average 1.304392764857881) internal successors, (2524), 1981 states have internal predecessors, (2524), 710 states have call successors, (710), 170 states have call predecessors, (710), 168 states have return successors, (703), 685 states have call predecessors, (703), 703 states have call successors, (703) [2022-11-25 15:44:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 3937 transitions. [2022-11-25 15:44:55,839 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 3937 transitions. Word has length 81 [2022-11-25 15:44:55,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:44:55,839 INFO L495 AbstractCegarLoop]: Abstraction has 2814 states and 3937 transitions. [2022-11-25 15:44:55,839 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) [2022-11-25 15:44:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3937 transitions. [2022-11-25 15:44:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-25 15:44:55,847 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:44:55,847 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, 1, 1, 1] [2022-11-25 15:44:55,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 15:44:55,848 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:44:55,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:44:55,849 INFO L85 PathProgramCache]: Analyzing trace with hash -652603746, now seen corresponding path program 1 times [2022-11-25 15:44:55,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:44:55,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251768743] [2022-11-25 15:44:55,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:44:55,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:44:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:44:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:44:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:44:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 15:44:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:44:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 15:44:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:44:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 15:44:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-25 15:44:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:44:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:44:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 15:44:56,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:44:56,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251768743] [2022-11-25 15:44:56,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251768743] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:44:56,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:44:56,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:44:56,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415470393] [2022-11-25 15:44:56,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:44:56,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:44:56,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:44:56,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:44:56,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:44:56,632 INFO L87 Difference]: Start difference. First operand 2814 states and 3937 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 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) [2022-11-25 15:45:01,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:05,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:45:05,887 INFO L93 Difference]: Finished difference Result 5696 states and 7989 transitions. [2022-11-25 15:45:05,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:45:05,888 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 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 88 [2022-11-25 15:45:05,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:45:05,903 INFO L225 Difference]: With dead ends: 5696 [2022-11-25 15:45:05,904 INFO L226 Difference]: Without dead ends: 2923 [2022-11-25 15:45:05,914 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 [2022-11-25 15:45:05,914 INFO L413 NwaCegarLoop]: 2098 mSDtfsCounter, 1139 mSDsluCounter, 6429 mSDsCounter, 0 mSdLazyCounter, 5858 mSolverCounterSat, 450 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 8527 SdHoareTripleChecker+Invalid, 6309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 450 IncrementalHoareTripleChecker+Valid, 5858 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:45:05,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1374 Valid, 8527 Invalid, 6309 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [450 Valid, 5858 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2022-11-25 15:45:05,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2923 states. [2022-11-25 15:45:06,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2923 to 2803. [2022-11-25 15:45:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 1928 states have (on average 1.304460580912863) internal successors, (2515), 1974 states have internal predecessors, (2515), 708 states have call successors, (708), 168 states have call predecessors, (708), 166 states have return successors, (701), 683 states have call predecessors, (701), 701 states have call successors, (701) [2022-11-25 15:45:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 3924 transitions. [2022-11-25 15:45:06,133 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 3924 transitions. Word has length 88 [2022-11-25 15:45:06,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:45:06,133 INFO L495 AbstractCegarLoop]: Abstraction has 2803 states and 3924 transitions. [2022-11-25 15:45:06,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 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) [2022-11-25 15:45:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 3924 transitions. [2022-11-25 15:45:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-25 15:45:06,176 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:45:06,176 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] [2022-11-25 15:45:06,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 15:45:06,176 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:45:06,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:45:06,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1341490305, now seen corresponding path program 1 times [2022-11-25 15:45:06,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:45:06,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306116760] [2022-11-25 15:45:06,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:45:06,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:45:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:45:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:45:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:45:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:45:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:45:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 15:45:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-25 15:45:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:45:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 15:45:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:45:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 15:45:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 15:45:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-25 15:45:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:06,731 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 15:45:06,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:45:06,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306116760] [2022-11-25 15:45:06,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306116760] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:45:06,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:45:06,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:45:06,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288018892] [2022-11-25 15:45:06,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:45:06,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:45:06,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:45:06,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:45:06,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:45:06,734 INFO L87 Difference]: Start difference. First operand 2803 states and 3924 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 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) [2022-11-25 15:45:11,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:16,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:45:16,880 INFO L93 Difference]: Finished difference Result 5808 states and 8173 transitions. [2022-11-25 15:45:16,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 15:45:16,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 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 112 [2022-11-25 15:45:16,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:45:16,891 INFO L225 Difference]: With dead ends: 5808 [2022-11-25 15:45:16,891 INFO L226 Difference]: Without dead ends: 3044 [2022-11-25 15:45:16,899 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 [2022-11-25 15:45:16,900 INFO L413 NwaCegarLoop]: 2042 mSDtfsCounter, 1719 mSDsluCounter, 5652 mSDsCounter, 0 mSdLazyCounter, 5574 mSolverCounterSat, 1400 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1867 SdHoareTripleChecker+Valid, 7694 SdHoareTripleChecker+Invalid, 6975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1400 IncrementalHoareTripleChecker+Valid, 5574 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-11-25 15:45:16,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1867 Valid, 7694 Invalid, 6975 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1400 Valid, 5574 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2022-11-25 15:45:16,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2022-11-25 15:45:17,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 2803. [2022-11-25 15:45:17,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 1928 states have (on average 1.303941908713693) internal successors, (2514), 1974 states have internal predecessors, (2514), 708 states have call successors, (708), 168 states have call predecessors, (708), 166 states have return successors, (701), 683 states have call predecessors, (701), 701 states have call successors, (701) [2022-11-25 15:45:17,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 3923 transitions. [2022-11-25 15:45:17,124 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 3923 transitions. Word has length 112 [2022-11-25 15:45:17,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:45:17,124 INFO L495 AbstractCegarLoop]: Abstraction has 2803 states and 3923 transitions. [2022-11-25 15:45:17,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 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) [2022-11-25 15:45:17,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 3923 transitions. [2022-11-25 15:45:17,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-25 15:45:17,129 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:45:17,129 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] [2022-11-25 15:45:17,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 15:45:17,129 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:45:17,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:45:17,130 INFO L85 PathProgramCache]: Analyzing trace with hash -822439966, now seen corresponding path program 1 times [2022-11-25 15:45:17,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:45:17,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102377185] [2022-11-25 15:45:17,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:45:17,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:45:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:18,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:45:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:18,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:45:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:45:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:45:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:45:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:45:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 15:45:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 15:45:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:45:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 15:45:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:45:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-25 15:45:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 15:45:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 15:45:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:19,516 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-25 15:45:19,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:45:19,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102377185] [2022-11-25 15:45:19,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102377185] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:45:19,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735858703] [2022-11-25 15:45:19,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:45:19,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:45:19,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:45:19,521 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:45:19,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 15:45:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:20,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 2834 conjuncts, 43 conjunts are in the unsatisfiable core [2022-11-25 15:45:20,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:45:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 15:45:21,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:45:21,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [735858703] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:45:21,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:45:21,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 16 [2022-11-25 15:45:21,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639697358] [2022-11-25 15:45:21,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:45:21,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 15:45:21,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:45:21,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 15:45:21,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2022-11-25 15:45:21,194 INFO L87 Difference]: Start difference. First operand 2803 states and 3923 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) [2022-11-25 15:45:23,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:25,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:27,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:45:27,494 INFO L93 Difference]: Finished difference Result 6135 states and 8702 transitions. [2022-11-25 15:45:27,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-25 15:45:27,496 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 [2022-11-25 15:45:27,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:45:27,512 INFO L225 Difference]: With dead ends: 6135 [2022-11-25 15:45:27,512 INFO L226 Difference]: Without dead ends: 3366 [2022-11-25 15:45:27,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 136 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-11-25 15:45:27,523 INFO L413 NwaCegarLoop]: 3442 mSDtfsCounter, 272 mSDsluCounter, 33924 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 37366 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-25 15:45:27,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 37366 Invalid, 1512 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1507 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2022-11-25 15:45:27,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3366 states. [2022-11-25 15:45:27,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3366 to 2810. [2022-11-25 15:45:27,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2810 states, 1933 states have (on average 1.3031557165028453) internal successors, (2519), 1979 states have internal predecessors, (2519), 709 states have call successors, (709), 168 states have call predecessors, (709), 167 states have return successors, (711), 685 states have call predecessors, (711), 702 states have call successors, (711) [2022-11-25 15:45:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2810 states and 3939 transitions. [2022-11-25 15:45:27,806 INFO L78 Accepts]: Start accepts. Automaton has 2810 states and 3939 transitions. Word has length 115 [2022-11-25 15:45:27,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:45:27,808 INFO L495 AbstractCegarLoop]: Abstraction has 2810 states and 3939 transitions. [2022-11-25 15:45:27,808 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) [2022-11-25 15:45:27,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 3939 transitions. [2022-11-25 15:45:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-25 15:45:27,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:45:27,814 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] [2022-11-25 15:45:27,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 15:45:28,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-25 15:45:28,027 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:45:28,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:45:28,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1745804100, now seen corresponding path program 1 times [2022-11-25 15:45:28,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:45:28,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726007280] [2022-11-25 15:45:28,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:45:28,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:45:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:31,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:45:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:45:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:31,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:45:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:31,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 15:45:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:31,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:45:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 15:45:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 15:45:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 15:45:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:45:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 15:45:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:45:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-25 15:45:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 15:45:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 15:45:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-25 15:45:32,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:45:32,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726007280] [2022-11-25 15:45:32,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726007280] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:45:32,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681774572] [2022-11-25 15:45:32,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:45:32,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:45:32,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:45:32,219 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:45:32,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 15:45:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:45:34,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 2834 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-25 15:45:34,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:45:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 15:45:39,841 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:45:39,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681774572] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:45:39,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:45:39,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [20] total 35 [2022-11-25 15:45:39,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461893318] [2022-11-25 15:45:39,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:45:39,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-25 15:45:39,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:45:39,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-25 15:45:39,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-11-25 15:45:39,844 INFO L87 Difference]: Start difference. First operand 2810 states and 3939 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) [2022-11-25 15:45:42,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:44,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:46,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:48,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:50,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:52,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:54,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:56,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:45:58,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:01,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:03,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:05,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 15:46:07,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:09,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:11,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:13,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:15,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:46:20,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:46:20,697 INFO L93 Difference]: Finished difference Result 6138 states and 8713 transitions. [2022-11-25 15:46:20,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-25 15:46:20,697 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 [2022-11-25 15:46:20,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:46:20,712 INFO L225 Difference]: With dead ends: 6138 [2022-11-25 15:46:20,713 INFO L226 Difference]: Without dead ends: 3367 [2022-11-25 15:46:20,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 123 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=215, Invalid=1947, Unknown=0, NotChecked=0, Total=2162 [2022-11-25 15:46:20,723 INFO L413 NwaCegarLoop]: 3416 mSDtfsCounter, 558 mSDsluCounter, 54072 mSDsCounter, 0 mSdLazyCounter, 2671 mSolverCounterSat, 191 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 57488 SdHoareTripleChecker+Invalid, 2879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2671 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:46:20,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 57488 Invalid, 2879 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [191 Valid, 2671 Invalid, 17 Unknown, 0 Unchecked, 39.1s Time] [2022-11-25 15:46:20,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3367 states. [2022-11-25 15:46:21,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3367 to 2798. [2022-11-25 15:46:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 1925 states have (on average 1.3038961038961039) internal successors, (2510), 1971 states have internal predecessors, (2510), 707 states have call successors, (707), 167 states have call predecessors, (707), 165 states have return successors, (700), 682 states have call predecessors, (700), 700 states have call successors, (700) [2022-11-25 15:46:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3917 transitions. [2022-11-25 15:46:21,139 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 3917 transitions. Word has length 115 [2022-11-25 15:46:21,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:46:21,139 INFO L495 AbstractCegarLoop]: Abstraction has 2798 states and 3917 transitions. [2022-11-25 15:46:21,139 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) [2022-11-25 15:46:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3917 transitions. [2022-11-25 15:46:21,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-25 15:46:21,144 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:46:21,145 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] [2022-11-25 15:46:21,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 15:46:21,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:46:21,359 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:46:21,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:46:21,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1744797610, now seen corresponding path program 1 times [2022-11-25 15:46:21,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:46:21,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651538168] [2022-11-25 15:46:21,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:46:21,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:46:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:46:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:46:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:46:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:46:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:46:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 15:46:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-25 15:46:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-25 15:46:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:46:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 15:46:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:46:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 15:46:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-25 15:46:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:46:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-25 15:46:22,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:46:22,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651538168] [2022-11-25 15:46:22,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651538168] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:46:22,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321822030] [2022-11-25 15:46:22,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:46:22,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:46:22,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:46:22,745 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:46:22,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 15:46:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:46:24,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 3293 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-25 15:46:24,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:46:24,494 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-25 15:46:24,495 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:46:24,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321822030] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:46:24,495 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:46:24,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 8 [2022-11-25 15:46:24,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119441870] [2022-11-25 15:46:24,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:46:24,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:46:24,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:46:24,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:46:24,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:46:24,497 INFO L87 Difference]: Start difference. First operand 2798 states and 3917 transitions. Second operand has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2022-11-25 15:46:25,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:46:25,814 INFO L93 Difference]: Finished difference Result 5563 states and 7792 transitions. [2022-11-25 15:46:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:46:25,814 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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 116 [2022-11-25 15:46:25,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:46:25,827 INFO L225 Difference]: With dead ends: 5563 [2022-11-25 15:46:25,827 INFO L226 Difference]: Without dead ends: 2798 [2022-11-25 15:46:25,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:46:25,836 INFO L413 NwaCegarLoop]: 3050 mSDtfsCounter, 263 mSDsluCounter, 11727 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 14777 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:46:25,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [356 Valid, 14777 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 15:46:25,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2022-11-25 15:46:26,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 2798. [2022-11-25 15:46:26,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 1925 states have (on average 1.3033766233766233) internal successors, (2509), 1971 states have internal predecessors, (2509), 707 states have call successors, (707), 167 states have call predecessors, (707), 165 states have return successors, (700), 682 states have call predecessors, (700), 700 states have call successors, (700) [2022-11-25 15:46:26,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3916 transitions. [2022-11-25 15:46:26,166 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 3916 transitions. Word has length 116 [2022-11-25 15:46:26,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:46:26,167 INFO L495 AbstractCegarLoop]: Abstraction has 2798 states and 3916 transitions. [2022-11-25 15:46:26,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 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) [2022-11-25 15:46:26,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3916 transitions. [2022-11-25 15:46:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-25 15:46:26,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:46:26,173 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] [2022-11-25 15:46:26,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 15:46:26,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-25 15:46:26,392 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:46:26,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:46:26,392 INFO L85 PathProgramCache]: Analyzing trace with hash 639127128, now seen corresponding path program 1 times [2022-11-25 15:46:26,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:46:26,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176269161] [2022-11-25 15:46:26,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:46:26,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:46:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 15:46:28,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 15:46:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 15:46:29,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 15:46:29,342 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 15:46:29,344 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 15:46:29,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-25 15:46:29,348 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:46:29,353 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 15:46:29,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 03:46:29 BoogieIcfgContainer [2022-11-25 15:46:29,544 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 15:46:29,545 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 15:46:29,545 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 15:46:29,545 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 15:46:29,546 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:44:07" (3/4) ... [2022-11-25 15:46:29,549 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 15:46:29,549 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 15:46:29,549 INFO L158 Benchmark]: Toolchain (without parser) took 160853.83ms. Allocated memory was 140.5MB in the beginning and 1.0GB in the end (delta: 903.9MB). Free memory was 90.8MB in the beginning and 646.0MB in the end (delta: -555.2MB). Peak memory consumption was 351.9MB. Max. memory is 16.1GB. [2022-11-25 15:46:29,550 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:46:29,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4388.24ms. Allocated memory was 140.5MB in the beginning and 249.6MB in the end (delta: 109.1MB). Free memory was 90.4MB in the beginning and 98.0MB in the end (delta: -7.6MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. [2022-11-25 15:46:29,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 385.20ms. Allocated memory is still 249.6MB. Free memory was 98.0MB in the beginning and 123.5MB in the end (delta: -25.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-11-25 15:46:29,551 INFO L158 Benchmark]: Boogie Preprocessor took 352.17ms. Allocated memory is still 249.6MB. Free memory was 123.5MB in the beginning and 124.0MB in the end (delta: -501.3kB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2022-11-25 15:46:29,552 INFO L158 Benchmark]: RCFGBuilder took 13283.39ms. Allocated memory was 249.6MB in the beginning and 480.2MB in the end (delta: 230.7MB). Free memory was 124.0MB in the beginning and 267.5MB in the end (delta: -143.5MB). Peak memory consumption was 246.1MB. Max. memory is 16.1GB. [2022-11-25 15:46:29,556 INFO L158 Benchmark]: TraceAbstraction took 142429.78ms. Allocated memory was 480.2MB in the beginning and 1.0GB in the end (delta: 564.1MB). Free memory was 266.5MB in the beginning and 646.0MB in the end (delta: -379.5MB). Peak memory consumption was 583.0MB. Max. memory is 16.1GB. [2022-11-25 15:46:29,556 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 1.0GB. Free memory is still 646.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:46:29,561 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4388.24ms. Allocated memory was 140.5MB in the beginning and 249.6MB in the end (delta: 109.1MB). Free memory was 90.4MB in the beginning and 98.0MB in the end (delta: -7.6MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 385.20ms. Allocated memory is still 249.6MB. Free memory was 98.0MB in the beginning and 123.5MB in the end (delta: -25.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 352.17ms. Allocated memory is still 249.6MB. Free memory was 123.5MB in the beginning and 124.0MB in the end (delta: -501.3kB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * RCFGBuilder took 13283.39ms. Allocated memory was 249.6MB in the beginning and 480.2MB in the end (delta: 230.7MB). Free memory was 124.0MB in the beginning and 267.5MB in the end (delta: -143.5MB). Peak memory consumption was 246.1MB. Max. memory is 16.1GB. * TraceAbstraction took 142429.78ms. Allocated memory was 480.2MB in the beginning and 1.0GB in the end (delta: 564.1MB). Free memory was 266.5MB in the beginning and 646.0MB in the end (delta: -379.5MB). Peak memory consumption was 583.0MB. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 1.0GB. Free memory is still 646.0MB. 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=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}, tmp=0, 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)=18446744073709551613, \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=18446744073709551613, argp={0:-3}, backend={370:0}, f={36893488147419103239:-286}, f={36893488147419103239:-286}, featurep={0:-3}, 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:-8}] [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:-3}, 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:-3}, from={0:-3}, 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=4294967295, 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:-3}, from={0:-3}, 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=4294967295, 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:-3}, from={0:-3}, 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=4294967295, 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:-3}, from={0:-3}, 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=4294967295, 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:-3}, 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)=0, from={0:-3}, from={0:-3}, 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=4294967295, 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=0, __this_module={36893488147419103251:36893488147419103238}, from={0:-3}, from={0:-3}, 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=4294967295, 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)=18446744073709551613, \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=18446744073709551613, argp={0:-3}, backend={370:0}, copy_from_user((void *)(& features), (void const *)featurep, 8UL)=0, f={36893488147419103239:-286}, f={36893488147419103239:-286}, featurep={0:-3}, 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:-8}] [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:-8}, vs={36893488147419103262:-8}] [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={36893488147419103262:16}, 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={36893488147419103262:16}, lock={36893488147419103262:16}, 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={36893488147419103262:16}, lock={36893488147419103262:16}, 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={36893488147419103262:16}, ldv_func_arg1={36893488147419103262:16}, 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={36893488147419103262:16}, ldv_func_arg1={36893488147419103262:16}, 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={36893488147419103262:0}, dev={36893488147419103262:0}, 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, 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={36893488147419103262:0}, dev={36893488147419103262:0}, 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, 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={36893488147419103262:0}, dev={36893488147419103262:0}, 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, 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={36893488147419103262:0}, d={36893488147419103262:0}, 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={36893488147419103262:0}, d={36893488147419103262:0}, 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:-4}, 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:-4}, lock={36893488147419103299:-4}, 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: 142.1s, OverallIterations: 17, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 109.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 26 mSolverCounterUnknown, 33408 SdHoareTripleChecker+Valid, 102.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31232 mSDsluCounter, 176682 SdHoareTripleChecker+Invalid, 95.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 131052 mSDsCounter, 4722 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34134 IncrementalHoareTripleChecker+Invalid, 38882 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4722 mSolverCounterUnsat, 45630 mSDtfsCounter, 34134 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 656 GetRequests, 548 SyntacticMatches, 3 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3355occurred in iteration=6, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 2100 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 1454 NumberOfCodeBlocks, 1454 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1319 ConstructedInterpolants, 1 QuantifiedInterpolants, 2475 SizeOfPredicates, 40 NumberOfNonLiveVariables, 8961 ConjunctsInSsa, 144 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 126/132 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 [2022-11-25 15:46:29,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-38b53e6 [2022-11-25 15:46:32,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:46:32,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:46:32,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:46:32,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:46:32,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:46:32,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:46:32,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:46:32,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:46:32,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:46:32,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:46:32,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:46:32,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:46:32,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:46:32,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:46:32,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:46:32,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:46:32,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:46:32,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:46:32,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:46:32,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:46:32,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:46:32,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:46:32,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:46:32,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:46:32,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:46:32,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:46:32,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:46:32,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:46:32,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:46:32,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:46:32,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:46:32,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:46:32,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:46:32,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:46:32,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:46:32,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:46:32,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:46:32,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:46:32,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:46:32,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:46:32,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-25 15:46:32,359 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:46:32,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:46:32,360 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:46:32,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:46:32,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:46:32,362 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:46:32,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:46:32,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:46:32,363 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:46:32,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:46:32,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:46:32,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:46:32,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:46:32,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:46:32,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:46:32,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 15:46:32,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 15:46:32,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:46:32,366 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:46:32,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:46:32,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:46:32,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:46:32,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:46:32,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:46:32,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:46:32,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:46:32,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:46:32,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 15:46:32,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 15:46:32,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:46:32,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:46:32,370 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:46:32,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:46:32,370 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 15:46:32,371 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 [2022-11-25 15:46:32,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:46:32,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:46:32,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:46:32,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:46:32,749 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:46:32,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-11-25 15:46:35,779 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:46:36,580 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:46:36,580 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-11-25 15:46:36,666 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data/cf152f7c0/6af29b09092e4bac9fddf9b1bafbf0b8/FLAG4da8b246f [2022-11-25 15:46:36,689 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/data/cf152f7c0/6af29b09092e4bac9fddf9b1bafbf0b8 [2022-11-25 15:46:36,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:46:36,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:46:36,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:46:36,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:46:36,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:46:36,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:46:36" (1/1) ... [2022-11-25 15:46:36,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e13a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:36, skipping insertion in model container [2022-11-25 15:46:36,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:46:36" (1/1) ... [2022-11-25 15:46:36,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:46:36,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:46:37,746 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-11-25 15:46:37,800 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:46:37,830 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:46:37,867 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:46:38,550 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:46:38,608 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:46:38,614 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 15:46:38,621 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:46:38,627 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 15:46:38,634 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:46:38,691 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-25 15:46:38,705 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 15:46:38,709 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 15:46:38,719 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:38,719 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:38,720 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 15:46:38,721 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:38,728 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:38,729 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:38,730 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:38,737 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:38,737 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:38,738 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:38,775 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:46:39,079 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,080 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:46:39,081 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:46:39,082 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 15:46:39,088 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,088 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 15:46:39,095 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,103 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,491 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:39,520 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 15:46:39,535 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:46:39,541 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 15:46:39,571 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:46:39,572 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:39,573 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:46:39,576 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:46:39,578 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:46:39,603 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-11-25 15:46:39,604 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:46:39,606 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:46:39,606 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 15:46:39,611 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:39,612 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:39,612 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-11-25 15:46:39,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,621 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,621 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,661 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:39,662 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:46:39,665 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:39,675 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-11-25 15:46:39,690 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-11-25 15:46:39,691 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 15:46:39,692 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:46:39,693 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:46:39,694 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:46:39,702 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:39,703 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:39,704 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:39,705 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:39,706 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:39,708 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:39,709 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:39,709 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:39,710 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:39,711 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:39,712 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,713 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:46:39,714 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:46:39,715 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:46:39,749 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:39,750 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:39,750 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:39,758 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:39,759 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:39,759 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:39,772 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,773 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,774 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:39,774 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:39,775 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:39,776 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:39,784 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,794 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:39,797 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:39,799 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:39,800 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:39,802 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:39,803 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:39,804 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:39,809 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,810 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:39,812 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:39,814 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:39,815 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:39,830 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:46:39,832 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-11-25 15:46:39,832 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:39,843 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,850 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:39,862 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,870 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:39,881 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,883 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:39,891 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:39,893 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:39,917 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,919 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,921 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,925 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,927 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,928 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,931 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,931 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,932 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-11-25 15:46:39,934 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,937 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,943 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,945 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,948 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,949 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,957 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,958 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,967 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:39,970 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,971 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,975 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,977 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,980 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:39,983 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,985 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,987 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,988 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,991 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,993 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:39,995 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:39,996 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,002 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,003 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,008 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,009 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,026 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,027 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,030 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,031 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,037 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:40,039 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,040 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,041 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:40,043 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,045 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,047 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:40,049 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,050 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,057 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,088 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,088 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,094 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:40,101 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,102 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,103 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,110 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:40,111 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,112 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,113 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:40,115 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,115 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,117 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,119 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,121 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,122 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,123 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,124 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:40,125 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,125 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,130 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,130 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,137 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:46:40,138 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:46:40,140 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:46:40,141 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:40,141 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:46:40,142 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,167 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:46:40,168 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-11-25 15:46:40,168 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-11-25 15:46:40,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,170 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:46:40,194 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:46:40,195 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-11-25 15:46:40,196 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-11-25 15:46:40,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,197 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:46:40,204 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:46:40,205 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-11-25 15:46:40,206 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-11-25 15:46:40,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,211 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:46:40,218 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:46:40,218 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-11-25 15:46:40,219 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-11-25 15:46:40,219 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,220 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:46:40,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,231 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,258 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-11-25 15:46:40,298 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:46:40,299 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:40,299 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,300 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,305 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:46:40,311 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,321 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,322 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,330 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:46:40,331 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:40,340 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,340 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:46:40,341 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,343 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:40,343 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,350 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-11-25 15:46:40,351 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-11-25 15:46:40,352 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:46:40,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,361 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,364 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,366 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,367 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,368 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,369 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,370 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,372 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,373 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,374 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,375 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,376 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,378 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,378 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,380 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,381 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,383 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,384 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,385 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:40,385 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:46:40,386 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:46:40,386 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-11-25 15:46:40,394 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,401 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,430 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:46:40,453 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,461 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,497 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 15:46:40,503 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 15:46:40,529 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-11-25 15:46:40,535 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-11-25 15:46:40,535 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,542 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,544 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-11-25 15:46:40,544 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,544 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-11-25 15:46:40,545 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,546 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-11-25 15:46:40,546 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,546 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-11-25 15:46:40,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,555 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,555 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-11-25 15:46:40,556 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,570 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 15:46:40,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,571 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,573 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,574 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,575 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,584 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,586 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:40,586 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-11-25 15:46:40,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,593 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:46:40,594 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-11-25 15:46:40,594 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,601 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,602 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,602 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:40,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,604 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,604 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,606 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,613 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,613 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:40,619 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:46:40,627 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,628 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-11-25 15:46:40,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,632 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-11-25 15:46:40,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:40,633 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,640 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-11-25 15:46:40,641 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:40,647 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:46:40,648 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:46:40,653 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:46:40,680 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,681 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,681 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-11-25 15:46:40,681 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,682 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,682 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,682 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,682 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,683 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,683 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,683 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,683 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,684 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,684 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,684 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,685 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,685 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,685 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,685 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,686 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,686 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,686 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,687 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,687 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,687 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,687 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,688 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,688 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,688 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,688 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,689 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,689 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,689 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,689 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,690 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,690 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,690 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,691 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,691 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,691 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:40,692 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,692 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,693 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,693 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,693 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,693 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,694 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,694 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,694 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,695 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:46:40,695 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,696 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,696 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,696 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,697 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,697 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,697 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,697 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,698 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,698 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,698 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,699 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,699 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,699 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,700 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,700 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,700 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,701 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,701 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,701 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,701 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,702 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,702 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,702 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,703 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,703 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,703 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,704 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,704 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,704 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,705 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,705 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,705 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,706 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,706 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,706 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,706 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,707 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,707 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,707 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,708 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,708 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,708 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,709 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,709 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,709 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,710 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,710 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,710 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,711 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,711 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,711 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,712 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,712 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,712 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,713 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,713 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:40,713 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:40,719 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-11-25 15:46:41,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:46:41,124 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 15:46:41,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:46:41,371 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-11-25 15:46:41,372 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:46:41,373 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:46:41,374 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:46:41,377 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:46:41,378 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:46:41,379 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 15:46:41,379 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:46:41,380 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 15:46:41,380 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:46:41,382 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-25 15:46:41,382 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 15:46:41,383 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 15:46:41,383 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,384 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:41,384 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 15:46:41,384 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:41,385 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,385 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:41,386 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,386 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,386 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:41,387 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,388 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:46:41,396 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,397 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:46:41,397 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:46:41,397 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 15:46:41,398 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,398 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 15:46:41,399 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,399 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,403 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,404 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 15:46:41,405 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:46:41,408 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 15:46:41,409 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:46:41,410 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:41,410 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:46:41,412 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:46:41,413 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:46:41,416 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-11-25 15:46:41,417 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:46:41,417 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:46:41,418 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 15:46:41,419 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:41,420 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:41,420 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-11-25 15:46:41,421 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,421 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,421 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,422 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,427 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:41,427 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:46:41,429 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:41,431 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-11-25 15:46:41,433 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-11-25 15:46:41,433 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 15:46:41,434 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:46:41,435 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:46:41,435 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:46:41,440 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:41,441 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:41,441 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:41,442 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:41,443 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:41,444 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:41,444 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:41,445 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,445 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:41,446 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,446 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,447 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:46:41,448 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:46:41,448 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:46:41,454 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,454 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:41,455 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,456 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,456 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:41,457 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,461 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,461 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,462 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,462 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:41,463 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,463 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,465 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,471 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:41,472 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:41,473 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:41,474 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:41,475 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:41,476 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:41,477 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:41,480 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,481 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:41,482 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:41,507 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:41,508 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:41,510 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:46:41,510 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-11-25 15:46:41,511 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:41,513 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,514 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:41,515 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,516 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:41,517 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,518 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,519 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:41,520 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:41,524 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,525 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,527 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,529 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,530 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,531 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,531 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-11-25 15:46:41,532 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,533 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,535 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,535 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,537 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,537 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,539 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,540 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,543 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:41,544 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,545 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,546 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,547 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,547 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:41,549 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,549 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,551 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,551 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,553 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,553 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,555 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,557 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,558 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,559 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,560 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,561 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,563 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,563 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,566 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:41,567 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,568 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,569 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:41,570 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,570 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,571 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:41,572 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,572 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,573 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,576 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,577 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,580 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,581 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,581 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,582 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,584 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:41,585 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,586 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,587 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:41,588 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,588 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,590 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,592 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,593 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,594 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,595 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,595 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:41,597 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,597 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,599 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,600 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,601 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:46:41,602 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:46:41,603 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:46:41,604 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:41,604 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:46:41,604 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,607 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:46:41,608 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-11-25 15:46:41,608 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-11-25 15:46:41,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,609 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:46:41,611 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:46:41,611 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-11-25 15:46:41,612 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-11-25 15:46:41,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,612 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:46:41,613 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:46:41,614 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-11-25 15:46:41,614 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-11-25 15:46:41,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,615 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:46:41,616 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:46:41,616 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-11-25 15:46:41,617 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-11-25 15:46:41,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,617 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:46:41,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,620 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-11-25 15:46:41,622 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:46:41,623 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:41,623 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,623 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,625 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:46:41,627 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,632 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:46:41,633 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:41,636 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,637 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:46:41,638 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,688 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:41,688 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,690 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-11-25 15:46:41,695 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-11-25 15:46:41,696 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:46:41,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,712 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,715 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,715 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,717 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,718 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,719 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,720 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,721 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,736 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,737 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,739 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,739 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,740 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,742 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,743 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,745 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,746 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,748 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,764 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,765 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:41,765 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:46:41,766 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:46:41,767 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-11-25 15:46:41,769 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,770 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,778 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,792 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:46:41,794 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,796 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,803 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 15:46:41,819 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 15:46:41,823 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-11-25 15:46:41,824 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-11-25 15:46:41,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,826 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,827 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,828 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-11-25 15:46:41,829 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,829 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-11-25 15:46:41,830 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,831 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-11-25 15:46:41,831 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,832 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-11-25 15:46:41,833 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,842 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,844 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,844 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-11-25 15:46:41,845 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,847 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 15:46:41,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,849 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,851 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,853 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,857 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,859 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:41,860 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-11-25 15:46:41,860 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,861 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:46:41,862 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-11-25 15:46:41,862 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,864 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,864 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,865 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:41,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,866 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,890 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,890 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,892 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,894 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:41,895 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:46:41,898 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,899 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-11-25 15:46:41,900 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,903 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-11-25 15:46:41,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:41,904 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,905 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-11-25 15:46:41,906 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:41,907 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:46:41,908 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:46:41,908 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:46:41,910 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,910 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,910 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-11-25 15:46:41,911 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,911 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,912 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,912 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,912 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,912 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,913 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,913 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,913 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,914 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,914 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,914 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,915 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,915 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,915 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,916 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,916 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,916 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,916 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,917 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,917 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,917 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,918 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,918 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,918 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,918 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,919 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,919 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,919 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,920 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,920 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,920 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,921 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,921 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,921 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,921 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,922 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:41,922 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,923 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,923 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,923 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,924 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,924 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,924 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,925 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,925 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,925 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:46:41,926 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,926 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,926 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,927 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,927 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,927 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,928 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,928 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,928 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,929 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,929 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,929 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,929 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,930 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,930 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,930 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,931 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,931 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,931 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,932 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,932 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,932 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,933 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,933 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,933 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,933 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,934 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,934 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,934 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,935 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,935 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,935 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,936 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,936 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,936 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,937 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,937 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,937 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,937 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,938 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,938 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,938 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,939 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,939 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,939 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,940 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,940 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,940 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,941 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,941 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,941 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,942 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,942 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,942 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,943 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,943 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,943 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:41,944 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:41,944 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-11-25 15:46:41,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:46:41,975 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:46:42,139 WARN L623 FunctionHandler]: Unknown extern function kstrtoull [2022-11-25 15:46:42,140 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:46:42,141 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:46:42,142 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:46:42,145 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:46:42,146 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:46:42,147 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 15:46:42,147 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:46:42,148 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 15:46:42,148 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:46:42,149 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-25 15:46:42,150 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-25 15:46:42,150 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-25 15:46:42,150 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,151 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:42,151 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 15:46:42,151 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:42,152 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,152 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:42,152 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,153 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,153 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 15:46:42,154 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,155 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:46:42,162 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,162 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:46:42,163 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 15:46:42,163 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 15:46:42,164 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,164 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 15:46:42,165 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,166 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,169 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,170 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 15:46:42,172 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:46:42,180 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 15:46:42,182 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:46:42,182 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:42,182 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:46:42,186 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:46:42,187 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:46:42,229 WARN L623 FunctionHandler]: Unknown extern function use_mm [2022-11-25 15:46:42,230 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:46:42,230 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:46:42,231 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 15:46:42,232 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:42,232 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:42,232 WARN L623 FunctionHandler]: Unknown extern function unuse_mm [2022-11-25 15:46:42,233 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,233 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,233 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,233 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,254 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:42,255 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:46:42,264 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:42,266 WARN L623 FunctionHandler]: Unknown extern function cgroup_attach_task_all [2022-11-25 15:46:42,268 WARN L623 FunctionHandler]: Unknown extern function get_task_mm [2022-11-25 15:46:42,268 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 15:46:42,269 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 15:46:42,269 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:46:42,269 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:46:42,275 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:42,276 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:42,276 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:42,277 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:42,278 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:42,278 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:42,279 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:42,279 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,279 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:42,280 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,280 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,281 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:46:42,281 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 15:46:42,281 WARN L623 FunctionHandler]: Unknown extern function mmput [2022-11-25 15:46:42,286 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,286 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:42,287 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,287 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,288 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:42,288 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,297 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,298 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,298 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,298 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 15:46:42,299 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,299 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,300 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,305 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:42,307 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:42,308 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:42,308 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:42,309 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:42,310 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:42,310 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:42,313 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,314 WARN L623 FunctionHandler]: Unknown extern function eventfd_fget [2022-11-25 15:46:42,315 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_fileget [2022-11-25 15:46:42,316 WARN L623 FunctionHandler]: Unknown extern function eventfd_ctx_put [2022-11-25 15:46:42,316 WARN L623 FunctionHandler]: Unknown extern function fput [2022-11-25 15:46:42,318 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:46:42,318 WARN L623 FunctionHandler]: Unknown extern function set_page_dirty_lock [2022-11-25 15:46:42,319 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:42,320 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,321 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:42,322 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,323 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:42,324 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,325 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,326 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 15:46:42,326 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-25 15:46:42,330 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,331 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,332 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,332 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,333 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,334 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,335 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,335 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,336 WARN L623 FunctionHandler]: Unknown extern function memcpy_fromiovec [2022-11-25 15:46:42,336 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,337 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,338 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,339 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,340 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,340 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,342 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,342 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,345 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:42,346 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,347 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,348 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,348 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,349 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:42,350 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,351 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,352 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,352 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,354 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,354 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,355 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,356 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,357 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,357 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,358 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,359 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,360 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,360 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,362 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,363 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,365 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:42,366 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,367 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,367 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:42,368 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,368 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,369 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 15:46:42,370 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,370 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,371 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,373 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,374 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,376 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,377 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,377 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,378 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,379 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:42,380 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,381 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,382 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 15:46:42,383 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,383 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,384 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,387 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,388 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,388 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,389 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 15:46:42,389 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,390 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,392 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,393 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:46:42,394 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:46:42,396 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:46:42,396 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 15:46:42,397 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:46:42,397 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,400 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:46:42,401 WARN L623 FunctionHandler]: Unknown extern function fc_get_fabric_proto_ident [2022-11-25 15:46:42,401 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_fabric_proto_ident [2022-11-25 15:46:42,401 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,401 WARN L623 FunctionHandler]: Unknown extern function sas_get_fabric_proto_ident [2022-11-25 15:46:42,403 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:46:42,403 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id [2022-11-25 15:46:42,404 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id [2022-11-25 15:46:42,404 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,404 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id [2022-11-25 15:46:42,405 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:46:42,405 WARN L623 FunctionHandler]: Unknown extern function fc_get_pr_transport_id_len [2022-11-25 15:46:42,406 WARN L623 FunctionHandler]: Unknown extern function iscsi_get_pr_transport_id_len [2022-11-25 15:46:42,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,406 WARN L623 FunctionHandler]: Unknown extern function sas_get_pr_transport_id_len [2022-11-25 15:46:42,407 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:46:42,408 WARN L623 FunctionHandler]: Unknown extern function fc_parse_pr_out_transport_id [2022-11-25 15:46:42,408 WARN L623 FunctionHandler]: Unknown extern function iscsi_parse_pr_out_transport_id [2022-11-25 15:46:42,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,408 WARN L623 FunctionHandler]: Unknown extern function sas_parse_pr_out_transport_id [2022-11-25 15:46:42,409 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,410 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,410 WARN L623 FunctionHandler]: Unknown extern function target_execute_cmd [2022-11-25 15:46:42,415 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:46:42,416 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:42,416 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,416 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,435 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:46:42,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,443 WARN L623 FunctionHandler]: Unknown extern function get_user_pages_fast [2022-11-25 15:46:42,444 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:42,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,447 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:46:42,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,449 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 15:46:42,449 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,451 WARN L623 FunctionHandler]: Unknown extern function target_submit_cmd_map_sgls [2022-11-25 15:46:42,452 WARN L623 FunctionHandler]: Unknown extern function transport_send_check_condition_and_sense [2022-11-25 15:46:42,452 WARN L623 FunctionHandler]: Unknown extern function transport_generic_free_cmd [2022-11-25 15:46:42,455 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,459 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,459 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,461 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,462 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,463 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,464 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,465 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,467 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,467 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,470 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,471 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,476 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,476 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,478 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,479 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,480 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,482 WARN L623 FunctionHandler]: Unknown extern function eventfd_signal [2022-11-25 15:46:42,483 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:46:42,483 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:46:42,484 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-11-25 15:46:42,486 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,487 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,500 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:46:42,501 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,503 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,508 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 15:46:42,509 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 15:46:42,512 WARN L623 FunctionHandler]: Unknown extern function core_tpg_add_initiator_node_acl [2022-11-25 15:46:42,513 WARN L623 FunctionHandler]: Unknown extern function core_tpg_del_initiator_node_acl [2022-11-25 15:46:42,514 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,516 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,517 WARN L623 FunctionHandler]: Unknown extern function transport_init_session [2022-11-25 15:46:42,517 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,518 WARN L623 FunctionHandler]: Unknown extern function core_tpg_check_initiator_node_acl [2022-11-25 15:46:42,519 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,519 WARN L623 FunctionHandler]: Unknown extern function transport_free_session [2022-11-25 15:46:42,520 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,520 WARN L623 FunctionHandler]: Unknown extern function __transport_register_session [2022-11-25 15:46:42,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,524 WARN L623 FunctionHandler]: Unknown extern function transport_deregister_session [2022-11-25 15:46:42,524 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,526 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 15:46:42,527 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,528 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,529 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,530 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,531 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,534 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,536 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:46:42,537 WARN L623 FunctionHandler]: Unknown extern function core_tpg_register [2022-11-25 15:46:42,537 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,538 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:46:42,539 WARN L623 FunctionHandler]: Unknown extern function core_tpg_deregister [2022-11-25 15:46:42,539 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,540 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,540 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,541 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,542 WARN L623 FunctionHandler]: Unknown extern function strstr [2022-11-25 15:46:42,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,543 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,544 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,545 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,546 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,547 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:46:42,547 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:46:42,550 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,551 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_init [2022-11-25 15:46:42,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,557 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_register [2022-11-25 15:46:42,558 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:46:42,559 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,560 WARN L623 FunctionHandler]: Unknown extern function target_fabric_configfs_deregister [2022-11-25 15:46:42,561 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 15:46:42,561 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:46:42,562 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:46:42,562 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 15:46:42,563 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,564 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,564 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-11-25 15:46:42,565 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,565 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,565 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,566 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,566 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,566 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,566 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,567 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,567 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,567 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,568 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,568 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,568 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,569 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,569 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,569 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,569 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,570 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,570 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,570 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,571 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,571 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,571 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,571 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,572 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,572 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,572 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,572 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,573 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,573 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,573 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,574 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,574 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,574 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,575 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,575 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,575 WARN L623 FunctionHandler]: Unknown extern function ldv_handler_precall [2022-11-25 15:46:42,576 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,576 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,576 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,577 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,577 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,577 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,578 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,578 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,578 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,579 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:46:42,579 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,579 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,580 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,580 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,580 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,581 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,581 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,581 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,581 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,582 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,582 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,582 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,583 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,583 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,583 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,583 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,584 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,584 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,584 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,585 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,585 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,585 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,585 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,586 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,586 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,586 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,587 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,587 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,587 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,588 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,588 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,588 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,588 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,589 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,589 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,589 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,590 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,590 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,590 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,590 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,591 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,591 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,591 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,592 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,592 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,592 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,592 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,593 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,593 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,593 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,594 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,594 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,594 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,595 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,595 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,595 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,595 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:46:42,596 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:46:42,596 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_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2022-11-25 15:46:42,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:46:42,773 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:46:42,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42 WrapperNode [2022-11-25 15:46:42,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:46:42,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:46:42,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:46:42,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:46:42,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:42,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,168 INFO L138 Inliner]: procedures = 460, calls = 3483, calls flagged for inlining = 227, calls inlined = 194, statements flattened = 7520 [2022-11-25 15:46:43,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:46:43,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:46:43,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:46:43,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:46:43,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,609 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:46:43,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:46:43,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:46:43,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:46:43,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (1/1) ... [2022-11-25 15:46:43,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:46:43,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:46:43,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:46:43,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:46:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2022-11-25 15:46:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2022-11-25 15:46:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-25 15:46:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-25 15:46:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-25 15:46:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-25 15:46:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 15:46:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 15:46:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-25 15:46:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2022-11-25 15:46:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2022-11-25 15:46:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 15:46:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 15:46:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2022-11-25 15:46:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2022-11-25 15:46:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2022-11-25 15:46:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2022-11-25 15:46:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-11-25 15:46:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2022-11-25 15:46:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2022-11-25 15:46:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:46:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-25 15:46:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 15:46:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-11-25 15:46:43,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2022-11-25 15:46:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 15:46:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-25 15:46:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 15:46:43,777 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 15:46:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 15:46:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 15:46:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-11-25 15:46:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-11-25 15:46:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2022-11-25 15:46:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2022-11-25 15:46:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2022-11-25 15:46:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2022-11-25 15:46:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-25 15:46:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-25 15:46:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-25 15:46:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-25 15:46:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-25 15:46:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-25 15:46:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2022-11-25 15:46:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2022-11-25 15:46:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-25 15:46:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-25 15:46:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 15:46:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 15:46:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 15:46:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 15:46:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2022-11-25 15:46:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2022-11-25 15:46:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-25 15:46:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-25 15:46:43,781 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-25 15:46:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2022-11-25 15:46:43,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2022-11-25 15:46:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-25 15:46:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-25 15:46:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-11-25 15:46:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-11-25 15:46:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2022-11-25 15:46:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2022-11-25 15:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2022-11-25 15:46:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2022-11-25 15:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-25 15:46:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-25 15:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2022-11-25 15:46:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2022-11-25 15:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-11-25 15:46:43,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2022-11-25 15:46:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:46:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:46:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:46:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 15:46:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-25 15:46:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-25 15:46:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-11-25 15:46:43,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-11-25 15:46:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:46:43,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:46:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-25 15:46:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-25 15:46:43,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-25 15:46:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2022-11-25 15:46:43,787 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2022-11-25 15:46:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2022-11-25 15:46:43,787 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2022-11-25 15:46:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 15:46:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 15:46:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2022-11-25 15:46:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2022-11-25 15:46:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-25 15:46:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-25 15:46:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-25 15:46:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-25 15:46:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-11-25 15:46:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-11-25 15:46:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2022-11-25 15:46:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2022-11-25 15:46:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-25 15:46:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-25 15:46:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2022-11-25 15:46:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2022-11-25 15:46:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-25 15:46:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-11-25 15:46:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2022-11-25 15:46:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2022-11-25 15:46:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2022-11-25 15:46:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-25 15:46:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-25 15:46:43,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:46:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:46:43,791 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2022-11-25 15:46:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2022-11-25 15:46:43,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-25 15:46:43,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-25 15:46:43,792 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-25 15:46:43,792 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-25 15:46:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-25 15:46:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2022-11-25 15:46:43,793 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2022-11-25 15:46:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-25 15:46:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 15:46:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 15:46:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-25 15:46:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2022-11-25 15:46:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2022-11-25 15:46:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 15:46:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2022-11-25 15:46:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2022-11-25 15:46:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 15:46:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 15:46:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2022-11-25 15:46:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2022-11-25 15:46:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-25 15:46:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-25 15:46:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2022-11-25 15:46:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2022-11-25 15:46:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 15:46:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 15:46:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 15:46:43,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 15:46:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 15:46:43,796 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 15:46:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2022-11-25 15:46:43,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2022-11-25 15:46:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 15:46:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 15:46:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-25 15:46:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-25 15:46:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2022-11-25 15:46:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2022-11-25 15:46:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:46:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 15:46:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 15:46:43,798 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2022-11-25 15:46:43,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2022-11-25 15:46:43,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:46:43,798 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-25 15:46:43,798 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-25 15:46:43,798 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2022-11-25 15:46:43,798 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2022-11-25 15:46:43,798 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2022-11-25 15:46:43,799 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2022-11-25 15:46:43,799 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2022-11-25 15:46:43,799 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2022-11-25 15:46:43,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-25 15:46:43,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-25 15:46:43,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-25 15:46:43,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 15:46:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:46:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2022-11-25 15:46:43,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2022-11-25 15:46:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 15:46:43,800 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 15:46:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2022-11-25 15:46:43,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2022-11-25 15:46:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 15:46:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 15:46:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 15:46:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 15:46:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2022-11-25 15:46:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2022-11-25 15:46:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-25 15:46:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-25 15:46:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2022-11-25 15:46:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2022-11-25 15:46:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2022-11-25 15:46:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2022-11-25 15:46:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2022-11-25 15:46:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2022-11-25 15:46:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-25 15:46:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-25 15:46:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2022-11-25 15:46:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2022-11-25 15:46:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2022-11-25 15:46:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2022-11-25 15:46:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2022-11-25 15:46:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2022-11-25 15:46:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2022-11-25 15:46:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2022-11-25 15:46:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 15:46:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 15:46:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2022-11-25 15:46:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2022-11-25 15:46:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-25 15:46:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-25 15:46:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2022-11-25 15:46:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2022-11-25 15:46:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-25 15:46:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-25 15:46:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2022-11-25 15:46:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2022-11-25 15:46:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-25 15:46:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-25 15:46:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 15:46:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 15:46:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2022-11-25 15:46:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2022-11-25 15:46:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-25 15:46:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-25 15:46:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-11-25 15:46:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-11-25 15:46:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-25 15:46:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-25 15:46:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2022-11-25 15:46:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2022-11-25 15:46:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2022-11-25 15:46:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2022-11-25 15:46:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2022-11-25 15:46:43,808 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2022-11-25 15:46:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2022-11-25 15:46:43,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2022-11-25 15:46:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-25 15:46:43,808 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-25 15:46:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2022-11-25 15:46:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2022-11-25 15:46:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-25 15:46:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-25 15:46:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2022-11-25 15:46:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2022-11-25 15:46:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 15:46:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 15:46:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-25 15:46:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-25 15:46:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-25 15:46:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-25 15:46:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2022-11-25 15:46:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2022-11-25 15:46:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2022-11-25 15:46:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2022-11-25 15:46:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2022-11-25 15:46:43,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2022-11-25 15:46:43,811 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2022-11-25 15:46:43,811 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2022-11-25 15:46:44,853 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:46:44,857 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:47:32,894 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume #t~switch208;#res := ~ret~1; [2022-11-25 15:47:32,894 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume !#t~switch208;#t~switch208 := #t~switch208 || 4bv32 == ~size; [2022-11-25 15:47:32,895 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume 0bv64 != ~tmp___1~4;#res := ~ret~1; [2022-11-25 15:47:32,895 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume !(0bv64 != ~tmp___1~4);#res := ~ret~1; [2022-11-25 15:47:32,895 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7449: havoc #t~switch208; [2022-11-25 15:47:32,895 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 [2022-11-25 15:47:32,895 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume #t~switch208; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume !#t~switch208;#t~switch208 := #t~switch208 || 16bv32 == ~size; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474-1: ~tmp___0~9 := #t~ret209;havoc #t~ret209; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch208;#res := ~ret~1; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497-1: ~tmp___2~3 := #t~ret211;havoc #t~ret211;#res := ~tmp___2~3[32:0]; [2022-11-25 15:47:32,896 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 [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch208;#t~switch208 := #t~switch208 || 2bv32 == ~size; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume #t~switch208;#res := ~ret~1; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume !#t~switch208;#t~switch208 := #t~switch208 || 8bv32 == ~size; [2022-11-25 15:47:32,896 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487-1: ~tmp___1~4 := #t~ret210;havoc #t~ret210; [2022-11-25 15:47:32,897 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 [2022-11-25 15:47:32,897 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume #t~switch208; [2022-11-25 15:47:32,897 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume !#t~switch208;#t~switch208 := true; [2022-11-25 15:47:32,897 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume 0bv64 != ~tmp___0~9;#res := ~ret~1; [2022-11-25 15:47:32,898 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume !(0bv64 != ~tmp___0~9);#res := ~ret~1; [2022-11-25 15:47:32,898 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume #t~switch208; [2022-11-25 15:47:32,898 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume !#t~switch208; [2022-11-25 15:47:32,898 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume #t~switch208;#res := ~ret~1; [2022-11-25 15:47:32,898 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume !#t~switch208;#t~switch208 := #t~switch208 || 10bv32 == ~size; [2022-11-25 15:47:49,731 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:47:49,836 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:47:49,836 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 15:47:49,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:49 BoogieIcfgContainer [2022-11-25 15:47:49,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:47:49,846 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:47:49,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:47:49,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:47:49,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:46:36" (1/3) ... [2022-11-25 15:47:49,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afc3988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:47:49, skipping insertion in model container [2022-11-25 15:47:49,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:46:42" (2/3) ... [2022-11-25 15:47:49,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afc3988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:47:49, skipping insertion in model container [2022-11-25 15:47:49,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:47:49" (3/3) ... [2022-11-25 15:47:49,855 INFO L112 eAbstractionObserver]: Analyzing ICFG main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2022-11-25 15:47:49,875 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:47:49,875 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 15:47:50,007 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:47:50,014 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;@359b18fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:47:50,015 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 15:47:50,032 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) [2022-11-25 15:47:50,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-25 15:47:50,041 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:47:50,042 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:47:50,043 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:47:50,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:47:50,053 INFO L85 PathProgramCache]: Analyzing trace with hash -278348879, now seen corresponding path program 1 times [2022-11-25 15:47:50,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:47:50,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [218466681] [2022-11-25 15:47:50,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:47:50,072 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 [2022-11-25 15:47:50,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:47:50,083 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:47:50,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:47:51,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:47:51,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:47:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:47:51,614 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:47:51,615 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:47:51,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [218466681] [2022-11-25 15:47:51,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [218466681] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:47:51,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:47:51,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:47:51,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315010809] [2022-11-25 15:47:51,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:47:51,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:47:51,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:47:51,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:47:51,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:47:51,681 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) [2022-11-25 15:47:52,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:47:52,188 INFO L93 Difference]: Finished difference Result 4770 states and 7034 transitions. [2022-11-25 15:47:52,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:47:52,191 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 [2022-11-25 15:47:52,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:47:52,220 INFO L225 Difference]: With dead ends: 4770 [2022-11-25 15:47:52,221 INFO L226 Difference]: Without dead ends: 2382 [2022-11-25 15:47:52,236 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 [2022-11-25 15:47:52,239 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:47:52,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3459 Valid, 3470 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 15:47:52,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2022-11-25 15:47:52,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2382. [2022-11-25 15:47:52,491 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) [2022-11-25 15:47:52,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2382 states and 3449 transitions. [2022-11-25 15:47:52,513 INFO L78 Accepts]: Start accepts. Automaton has 2382 states and 3449 transitions. Word has length 15 [2022-11-25 15:47:52,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:47:52,515 INFO L495 AbstractCegarLoop]: Abstraction has 2382 states and 3449 transitions. [2022-11-25 15:47:52,515 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) [2022-11-25 15:47:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 3449 transitions. [2022-11-25 15:47:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-25 15:47:52,516 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:47:52,517 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:47:52,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:52,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:52,740 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:47:52,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:47:52,741 INFO L85 PathProgramCache]: Analyzing trace with hash -40005205, now seen corresponding path program 1 times [2022-11-25 15:47:52,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:47:52,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1976882162] [2022-11-25 15:47:52,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:47:52,743 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 [2022-11-25 15:47:52,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:47:52,745 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:47:52,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:47:53,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:47:53,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:47:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:47:54,047 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:47:54,048 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:47:54,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1976882162] [2022-11-25 15:47:54,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1976882162] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:47:54,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:47:54,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:47:54,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406823395] [2022-11-25 15:47:54,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:47:54,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:47:54,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:47:54,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:47:54,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:47:54,051 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) [2022-11-25 15:47:54,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:47:54,428 INFO L93 Difference]: Finished difference Result 2384 states and 3450 transitions. [2022-11-25 15:47:54,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:47:54,429 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 [2022-11-25 15:47:54,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:47:54,443 INFO L225 Difference]: With dead ends: 2384 [2022-11-25 15:47:54,443 INFO L226 Difference]: Without dead ends: 2381 [2022-11-25 15:47:54,445 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 [2022-11-25 15:47:54,447 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 [2022-11-25 15:47:54,447 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] [2022-11-25 15:47:54,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2381 states. [2022-11-25 15:47:54,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2381 to 2381. [2022-11-25 15:47:54,600 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) [2022-11-25 15:47:54,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2381 states and 3447 transitions. [2022-11-25 15:47:54,617 INFO L78 Accepts]: Start accepts. Automaton has 2381 states and 3447 transitions. Word has length 16 [2022-11-25 15:47:54,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:47:54,618 INFO L495 AbstractCegarLoop]: Abstraction has 2381 states and 3447 transitions. [2022-11-25 15:47:54,618 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) [2022-11-25 15:47:54,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 3447 transitions. [2022-11-25 15:47:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 15:47:54,619 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:47:54,619 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:47:54,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:47:54,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:54,842 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:47:54,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:47:54,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1241281036, now seen corresponding path program 1 times [2022-11-25 15:47:54,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:47:54,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1030749503] [2022-11-25 15:47:54,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:47:54,846 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 [2022-11-25 15:47:54,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:47:54,848 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:47:54,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:47:55,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:47:55,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:47:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:47:56,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:47:56,142 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:47:56,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1030749503] [2022-11-25 15:47:56,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1030749503] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:47:56,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:47:56,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:47:56,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977350821] [2022-11-25 15:47:56,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:47:56,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:47:56,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:47:56,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:47:56,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:47:56,145 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) [2022-11-25 15:47:56,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:47:56,503 INFO L93 Difference]: Finished difference Result 2383 states and 3448 transitions. [2022-11-25 15:47:56,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:47:56,504 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 [2022-11-25 15:47:56,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:47:56,516 INFO L225 Difference]: With dead ends: 2383 [2022-11-25 15:47:56,516 INFO L226 Difference]: Without dead ends: 2380 [2022-11-25 15:47:56,517 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 [2022-11-25 15:47:56,518 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 [2022-11-25 15:47:56,519 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] [2022-11-25 15:47:56,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2380 states. [2022-11-25 15:47:56,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2380 to 2380. [2022-11-25 15:47:56,684 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) [2022-11-25 15:47:56,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2380 states and 3445 transitions. [2022-11-25 15:47:56,700 INFO L78 Accepts]: Start accepts. Automaton has 2380 states and 3445 transitions. Word has length 17 [2022-11-25 15:47:56,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:47:56,701 INFO L495 AbstractCegarLoop]: Abstraction has 2380 states and 3445 transitions. [2022-11-25 15:47:56,701 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) [2022-11-25 15:47:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3445 transitions. [2022-11-25 15:47:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-25 15:47:56,702 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:47:56,703 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:47:56,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:56,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:56,930 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:47:56,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:47:56,931 INFO L85 PathProgramCache]: Analyzing trace with hash 173878734, now seen corresponding path program 1 times [2022-11-25 15:47:56,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:47:56,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008193892] [2022-11-25 15:47:56,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:47:56,934 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 [2022-11-25 15:47:56,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:47:56,939 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:47:56,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:47:57,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:47:57,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:47:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:47:58,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:47:58,155 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:47:58,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008193892] [2022-11-25 15:47:58,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1008193892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:47:58,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:47:58,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:47:58,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070176627] [2022-11-25 15:47:58,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:47:58,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:47:58,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:47:58,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:47:58,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:47:58,157 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) [2022-11-25 15:47:58,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:47:58,614 INFO L93 Difference]: Finished difference Result 5057 states and 7217 transitions. [2022-11-25 15:47:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:47:58,615 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 [2022-11-25 15:47:58,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:47:58,628 INFO L225 Difference]: With dead ends: 5057 [2022-11-25 15:47:58,628 INFO L226 Difference]: Without dead ends: 2721 [2022-11-25 15:47:58,637 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 [2022-11-25 15:47:58,639 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 [2022-11-25 15:47:58,641 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] [2022-11-25 15:47:58,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2022-11-25 15:47:58,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2718. [2022-11-25 15:47:58,865 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) [2022-11-25 15:47:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 3824 transitions. [2022-11-25 15:47:58,881 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 3824 transitions. Word has length 18 [2022-11-25 15:47:58,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:47:58,881 INFO L495 AbstractCegarLoop]: Abstraction has 2718 states and 3824 transitions. [2022-11-25 15:47:58,881 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) [2022-11-25 15:47:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3824 transitions. [2022-11-25 15:47:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 15:47:58,885 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:47:58,885 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:47:58,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:47:59,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:47:59,107 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:47:59,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:47:59,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1094163511, now seen corresponding path program 1 times [2022-11-25 15:47:59,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:47:59,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1813449150] [2022-11-25 15:47:59,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:47:59,110 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 [2022-11-25 15:47:59,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:47:59,113 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:47:59,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:00,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:48:00,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:48:00,439 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:00,439 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:00,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1813449150] [2022-11-25 15:48:00,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1813449150] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:00,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:00,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:48:00,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70064868] [2022-11-25 15:48:00,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:00,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:48:00,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:00,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:48:00,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:48:00,442 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) [2022-11-25 15:48:00,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:48:00,960 INFO L93 Difference]: Finished difference Result 2747 states and 3847 transitions. [2022-11-25 15:48:00,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:48:00,961 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 [2022-11-25 15:48:00,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:48:00,981 INFO L225 Difference]: With dead ends: 2747 [2022-11-25 15:48:00,981 INFO L226 Difference]: Without dead ends: 2743 [2022-11-25 15:48:00,983 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 [2022-11-25 15:48:00,984 INFO L413 NwaCegarLoop]: 3439 mSDtfsCounter, 3357 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-11-25 15:48:00,984 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] [2022-11-25 15:48:00,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2743 states. [2022-11-25 15:48:01,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2743 to 2739. [2022-11-25 15:48:01,270 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) [2022-11-25 15:48:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 3839 transitions. [2022-11-25 15:48:01,295 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 3839 transitions. Word has length 19 [2022-11-25 15:48:01,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:48:01,295 INFO L495 AbstractCegarLoop]: Abstraction has 2739 states and 3839 transitions. [2022-11-25 15:48:01,296 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) [2022-11-25 15:48:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3839 transitions. [2022-11-25 15:48:01,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 15:48:01,301 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:48:01,302 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] [2022-11-25 15:48:01,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:48:01,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:01,515 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:48:01,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:48:01,515 INFO L85 PathProgramCache]: Analyzing trace with hash -441774607, now seen corresponding path program 1 times [2022-11-25 15:48:01,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:48:01,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100782603] [2022-11-25 15:48:01,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:48:01,518 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 [2022-11-25 15:48:01,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:48:01,520 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:48:01,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:02,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:48:02,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:48:02,777 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:02,778 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:02,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100782603] [2022-11-25 15:48:02,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100782603] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:02,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:02,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:48:02,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91883985] [2022-11-25 15:48:02,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:02,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:48:02,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:02,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:48:02,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:48:02,780 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) [2022-11-25 15:48:03,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:48:03,192 INFO L93 Difference]: Finished difference Result 2758 states and 3857 transitions. [2022-11-25 15:48:03,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:48:03,192 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 [2022-11-25 15:48:03,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:48:03,207 INFO L225 Difference]: With dead ends: 2758 [2022-11-25 15:48:03,208 INFO L226 Difference]: Without dead ends: 2734 [2022-11-25 15:48:03,210 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 [2022-11-25 15:48:03,211 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:48:03,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3353 Valid, 3515 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 15:48:03,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2734 states. [2022-11-25 15:48:03,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2734 to 2732. [2022-11-25 15:48:03,535 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) [2022-11-25 15:48:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2732 states and 3822 transitions. [2022-11-25 15:48:03,550 INFO L78 Accepts]: Start accepts. Automaton has 2732 states and 3822 transitions. Word has length 20 [2022-11-25 15:48:03,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:48:03,551 INFO L495 AbstractCegarLoop]: Abstraction has 2732 states and 3822 transitions. [2022-11-25 15:48:03,551 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) [2022-11-25 15:48:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3822 transitions. [2022-11-25 15:48:03,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-25 15:48:03,555 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:48:03,556 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] [2022-11-25 15:48:03,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:48:03,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:03,779 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:48:03,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:48:03,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1812242393, now seen corresponding path program 1 times [2022-11-25 15:48:03,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:48:03,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145043492] [2022-11-25 15:48:03,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:48:03,782 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 [2022-11-25 15:48:03,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:48:03,783 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:48:03,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:04,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 1336 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 15:48:04,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:48:05,059 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:05,059 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:05,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1145043492] [2022-11-25 15:48:05,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1145043492] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:05,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:05,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 15:48:05,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689561674] [2022-11-25 15:48:05,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:05,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:48:05,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:05,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:48:05,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:48:05,062 INFO L87 Difference]: Start difference. First operand 2732 states and 3822 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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) [2022-11-25 15:48:05,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:48:05,936 INFO L93 Difference]: Finished difference Result 5413 states and 7579 transitions. [2022-11-25 15:48:05,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:48:05,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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 53 [2022-11-25 15:48:05,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:48:05,954 INFO L225 Difference]: With dead ends: 5413 [2022-11-25 15:48:05,954 INFO L226 Difference]: Without dead ends: 2732 [2022-11-25 15:48:05,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:48:05,967 INFO L413 NwaCegarLoop]: 3405 mSDtfsCounter, 5 mSDsluCounter, 10202 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 13607 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 15:48:05,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 13607 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 15:48:05,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2732 states. [2022-11-25 15:48:06,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2732 to 2732. [2022-11-25 15:48:06,263 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) [2022-11-25 15:48:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2732 states and 3821 transitions. [2022-11-25 15:48:06,280 INFO L78 Accepts]: Start accepts. Automaton has 2732 states and 3821 transitions. Word has length 53 [2022-11-25 15:48:06,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:48:06,282 INFO L495 AbstractCegarLoop]: Abstraction has 2732 states and 3821 transitions. [2022-11-25 15:48:06,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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) [2022-11-25 15:48:06,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3821 transitions. [2022-11-25 15:48:06,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-25 15:48:06,287 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:48:06,287 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] [2022-11-25 15:48:06,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:48:06,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:06,488 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:48:06,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:48:06,488 INFO L85 PathProgramCache]: Analyzing trace with hash 757979743, now seen corresponding path program 1 times [2022-11-25 15:48:06,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:48:06,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1173510012] [2022-11-25 15:48:06,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:48:06,490 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 [2022-11-25 15:48:06,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:48:06,493 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:48:06,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:07,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 1352 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 15:48:07,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:07,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 15:48:07,880 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:07,880 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:07,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1173510012] [2022-11-25 15:48:07,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1173510012] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:07,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:07,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 15:48:07,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471282330] [2022-11-25 15:48:07,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:07,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:48:07,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:07,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:48:07,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:48:07,883 INFO L87 Difference]: Start difference. First operand 2732 states and 3821 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2022-11-25 15:48:08,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:48:08,451 INFO L93 Difference]: Finished difference Result 5412 states and 7577 transitions. [2022-11-25 15:48:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:48:08,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 60 [2022-11-25 15:48:08,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:48:08,468 INFO L225 Difference]: With dead ends: 5412 [2022-11-25 15:48:08,468 INFO L226 Difference]: Without dead ends: 2721 [2022-11-25 15:48:08,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:48:08,478 INFO L413 NwaCegarLoop]: 3404 mSDtfsCounter, 6 mSDsluCounter, 10197 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:48:08,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 13601 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 15:48:08,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2022-11-25 15:48:08,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2721. [2022-11-25 15:48:08,794 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) [2022-11-25 15:48:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 3808 transitions. [2022-11-25 15:48:08,807 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 3808 transitions. Word has length 60 [2022-11-25 15:48:08,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:48:08,808 INFO L495 AbstractCegarLoop]: Abstraction has 2721 states and 3808 transitions. [2022-11-25 15:48:08,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2022-11-25 15:48:08,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3808 transitions. [2022-11-25 15:48:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-25 15:48:08,813 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:48:08,813 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] [2022-11-25 15:48:08,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:48:09,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:09,039 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:48:09,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:48:09,040 INFO L85 PathProgramCache]: Analyzing trace with hash -469998475, now seen corresponding path program 1 times [2022-11-25 15:48:09,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:48:09,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [111482248] [2022-11-25 15:48:09,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:48:09,042 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 [2022-11-25 15:48:09,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:48:09,045 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:48:09,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:10,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 1732 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 15:48:10,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:10,707 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 15:48:10,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:10,707 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:10,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [111482248] [2022-11-25 15:48:10,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [111482248] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:10,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:10,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:48:10,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624829501] [2022-11-25 15:48:10,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:10,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:48:10,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:10,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:48:10,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:48:10,710 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) [2022-11-25 15:48:11,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:48:11,661 INFO L93 Difference]: Finished difference Result 5403 states and 7566 transitions. [2022-11-25 15:48:11,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:48:11,662 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 [2022-11-25 15:48:11,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:48:11,682 INFO L225 Difference]: With dead ends: 5403 [2022-11-25 15:48:11,682 INFO L226 Difference]: Without dead ends: 2721 [2022-11-25 15:48:11,691 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 [2022-11-25 15:48:11,694 INFO L413 NwaCegarLoop]: 3392 mSDtfsCounter, 3 mSDsluCounter, 6774 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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 [2022-11-25 15:48:11,694 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] [2022-11-25 15:48:11,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2022-11-25 15:48:11,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2721. [2022-11-25 15:48:11,997 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) [2022-11-25 15:48:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 3807 transitions. [2022-11-25 15:48:12,011 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 3807 transitions. Word has length 84 [2022-11-25 15:48:12,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:48:12,012 INFO L495 AbstractCegarLoop]: Abstraction has 2721 states and 3807 transitions. [2022-11-25 15:48:12,012 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) [2022-11-25 15:48:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3807 transitions. [2022-11-25 15:48:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-25 15:48:12,015 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:48:12,027 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] [2022-11-25 15:48:12,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:48:12,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:12,251 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:48:12,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:48:12,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1101080532, now seen corresponding path program 1 times [2022-11-25 15:48:12,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:48:12,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [651401485] [2022-11-25 15:48:12,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:48:12,253 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 [2022-11-25 15:48:12,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:48:12,254 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:48:12,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:13,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 1461 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-25 15:48:13,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 15:48:14,944 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:14,945 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:14,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [651401485] [2022-11-25 15:48:14,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [651401485] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:14,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:14,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-25 15:48:14,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833122314] [2022-11-25 15:48:14,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:14,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 15:48:14,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:14,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 15:48:14,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-25 15:48:14,948 INFO L87 Difference]: Start difference. First operand 2721 states and 3807 transitions. Second operand has 12 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 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) [2022-11-25 15:48:19,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:48:28,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:48:28,347 INFO L93 Difference]: Finished difference Result 5417 states and 7589 transitions. [2022-11-25 15:48:28,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 15:48:28,348 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 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 84 [2022-11-25 15:48:28,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:48:28,363 INFO L225 Difference]: With dead ends: 5417 [2022-11-25 15:48:28,364 INFO L226 Difference]: Without dead ends: 2730 [2022-11-25 15:48:28,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-11-25 15:48:28,373 INFO L413 NwaCegarLoop]: 3268 mSDtfsCounter, 5 mSDsluCounter, 32505 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s 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, 12.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:48:28,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 35773 Invalid, 1529 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1526 Invalid, 1 Unknown, 0 Unchecked, 12.2s Time] [2022-11-25 15:48:28,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2730 states. [2022-11-25 15:48:28,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2730 to 2728. [2022-11-25 15:48:28,631 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) [2022-11-25 15:48:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3820 transitions. [2022-11-25 15:48:28,642 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3820 transitions. Word has length 84 [2022-11-25 15:48:28,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:48:28,643 INFO L495 AbstractCegarLoop]: Abstraction has 2728 states and 3820 transitions. [2022-11-25 15:48:28,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 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) [2022-11-25 15:48:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3820 transitions. [2022-11-25 15:48:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-25 15:48:28,646 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:48:28,646 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] [2022-11-25 15:48:28,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:28,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:28,871 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:48:28,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:48:28,871 INFO L85 PathProgramCache]: Analyzing trace with hash -239195696, now seen corresponding path program 1 times [2022-11-25 15:48:28,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:48:28,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1922217241] [2022-11-25 15:48:28,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:48:28,873 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 [2022-11-25 15:48:28,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:48:28,874 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:48:28,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:48:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:48:30,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 41 conjunts are in the unsatisfiable core [2022-11-25 15:48:30,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:48:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 15:48:34,799 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:48:34,799 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:48:34,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1922217241] [2022-11-25 15:48:34,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1922217241] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:48:34,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:48:34,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-25 15:48:34,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799548823] [2022-11-25 15:48:34,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:48:34,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-25 15:48:34,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:48:34,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-25 15:48:34,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=340, Unknown=0, NotChecked=0, Total=380 [2022-11-25 15:48:34,802 INFO L87 Difference]: Start difference. First operand 2728 states and 3820 transitions. Second operand has 20 states, 17 states have (on average 3.8823529411764706) internal successors, (66), 16 states have internal predecessors, (66), 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) [2022-11-25 15:48:42,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:49:00,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:00,174 INFO L93 Difference]: Finished difference Result 5414 states and 7589 transitions. [2022-11-25 15:49:00,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-25 15:49:00,175 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 17 states have (on average 3.8823529411764706) internal successors, (66), 16 states have internal predecessors, (66), 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 87 [2022-11-25 15:49:00,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:00,191 INFO L225 Difference]: With dead ends: 5414 [2022-11-25 15:49:00,191 INFO L226 Difference]: Without dead ends: 2725 [2022-11-25 15:49:00,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=122, Invalid=870, Unknown=0, NotChecked=0, Total=992 [2022-11-25 15:49:00,201 INFO L413 NwaCegarLoop]: 3265 mSDtfsCounter, 24 mSDsluCounter, 48746 mSDsCounter, 0 mSdLazyCounter, 2372 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 52011 SdHoareTripleChecker+Invalid, 2380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2372 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:49:00,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 52011 Invalid, 2380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 2372 Invalid, 1 Unknown, 0 Unchecked, 20.9s Time] [2022-11-25 15:49:00,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2725 states. [2022-11-25 15:49:00,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2725 to 2716. [2022-11-25 15:49:00,439 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) [2022-11-25 15:49:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2716 states and 3801 transitions. [2022-11-25 15:49:00,449 INFO L78 Accepts]: Start accepts. Automaton has 2716 states and 3801 transitions. Word has length 87 [2022-11-25 15:49:00,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:00,450 INFO L495 AbstractCegarLoop]: Abstraction has 2716 states and 3801 transitions. [2022-11-25 15:49:00,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 17 states have (on average 3.8823529411764706) internal successors, (66), 16 states have internal predecessors, (66), 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) [2022-11-25 15:49:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3801 transitions. [2022-11-25 15:49:00,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-25 15:49:00,453 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:00,453 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] [2022-11-25 15:49:00,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:49:00,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:00,675 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:49:00,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:00,675 INFO L85 PathProgramCache]: Analyzing trace with hash 2019228188, now seen corresponding path program 1 times [2022-11-25 15:49:00,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:49:00,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897540623] [2022-11-25 15:49:00,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:00,677 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 [2022-11-25 15:49:00,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:49:00,679 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:49:00,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:02,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 1791 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-25 15:49:02,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:49:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 15:49:02,572 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:49:02,572 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:49:02,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897540623] [2022-11-25 15:49:02,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [897540623] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:02,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:02,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:49:02,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979159036] [2022-11-25 15:49:02,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:02,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:49:02,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:49:02,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:49:02,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:49:02,575 INFO L87 Difference]: Start difference. First operand 2716 states and 3801 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 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) [2022-11-25 15:49:07,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:07,023 INFO L93 Difference]: Finished difference Result 5399 states and 7560 transitions. [2022-11-25 15:49:07,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:49:07,024 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 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 91 [2022-11-25 15:49:07,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:07,039 INFO L225 Difference]: With dead ends: 5399 [2022-11-25 15:49:07,040 INFO L226 Difference]: Without dead ends: 2716 [2022-11-25 15:49:07,050 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:49:07,051 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, 4.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:49:07,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 15838 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-11-25 15:49:07,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2716 states. [2022-11-25 15:49:07,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2716 to 2716. [2022-11-25 15:49:07,392 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) [2022-11-25 15:49:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2716 states and 3800 transitions. [2022-11-25 15:49:07,401 INFO L78 Accepts]: Start accepts. Automaton has 2716 states and 3800 transitions. Word has length 91 [2022-11-25 15:49:07,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:07,402 INFO L495 AbstractCegarLoop]: Abstraction has 2716 states and 3800 transitions. [2022-11-25 15:49:07,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 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) [2022-11-25 15:49:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3800 transitions. [2022-11-25 15:49:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-25 15:49:07,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:07,405 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] [2022-11-25 15:49:07,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:49:07,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:07,627 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:49:07,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:07,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1660960656, now seen corresponding path program 1 times [2022-11-25 15:49:07,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:49:07,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135012431] [2022-11-25 15:49:07,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:07,629 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 [2022-11-25 15:49:07,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:49:07,631 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:49:07,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:09,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 1775 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 15:49:09,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:49:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 15:49:09,459 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:49:09,459 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:49:09,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135012431] [2022-11-25 15:49:09,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135012431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:09,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:09,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:49:09,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448826664] [2022-11-25 15:49:09,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:09,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:09,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:49:09,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:09,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:09,462 INFO L87 Difference]: Start difference. First operand 2716 states and 3800 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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) [2022-11-25 15:49:09,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:09,835 INFO L93 Difference]: Finished difference Result 2999 states and 4116 transitions. [2022-11-25 15:49:09,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:09,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 88 [2022-11-25 15:49:09,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:09,852 INFO L225 Difference]: With dead ends: 2999 [2022-11-25 15:49:09,852 INFO L226 Difference]: Without dead ends: 2509 [2022-11-25 15:49:09,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:09,857 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 [2022-11-25 15:49:09,857 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] [2022-11-25 15:49:09,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states. [2022-11-25 15:49:10,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 2507. [2022-11-25 15:49:10,081 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) [2022-11-25 15:49:10,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3470 transitions. [2022-11-25 15:49:10,090 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3470 transitions. Word has length 88 [2022-11-25 15:49:10,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:10,091 INFO L495 AbstractCegarLoop]: Abstraction has 2507 states and 3470 transitions. [2022-11-25 15:49:10,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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) [2022-11-25 15:49:10,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3470 transitions. [2022-11-25 15:49:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-25 15:49:10,096 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:10,096 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] [2022-11-25 15:49:10,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:49:10,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:10,319 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:49:10,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:10,319 INFO L85 PathProgramCache]: Analyzing trace with hash -608234840, now seen corresponding path program 1 times [2022-11-25 15:49:10,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:49:10,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857760337] [2022-11-25 15:49:10,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:10,322 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 [2022-11-25 15:49:10,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:49:10,324 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:49:10,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:12,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 1842 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:49:12,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:49:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 15:49:12,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:49:12,149 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:49:12,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857760337] [2022-11-25 15:49:12,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [857760337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:12,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:12,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:49:12,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851988400] [2022-11-25 15:49:12,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:12,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:12,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:49:12,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:12,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:12,150 INFO L87 Difference]: Start difference. First operand 2507 states and 3470 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-25 15:49:12,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:12,421 INFO L93 Difference]: Finished difference Result 5003 states and 6949 transitions. [2022-11-25 15:49:12,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:12,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 104 [2022-11-25 15:49:12,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:12,432 INFO L225 Difference]: With dead ends: 5003 [2022-11-25 15:49:12,432 INFO L226 Difference]: Without dead ends: 2509 [2022-11-25 15:49:12,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:12,440 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 [2022-11-25 15:49:12,441 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] [2022-11-25 15:49:12,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states. [2022-11-25 15:49:12,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 2507. [2022-11-25 15:49:12,683 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) [2022-11-25 15:49:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3464 transitions. [2022-11-25 15:49:12,693 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3464 transitions. Word has length 104 [2022-11-25 15:49:12,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:12,694 INFO L495 AbstractCegarLoop]: Abstraction has 2507 states and 3464 transitions. [2022-11-25 15:49:12,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-25 15:49:12,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3464 transitions. [2022-11-25 15:49:12,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-25 15:49:12,703 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:12,704 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] [2022-11-25 15:49:12,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 15:49:12,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:12,924 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:49:12,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:12,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2115940939, now seen corresponding path program 1 times [2022-11-25 15:49:12,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:49:12,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [319392716] [2022-11-25 15:49:12,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:12,927 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 [2022-11-25 15:49:12,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:49:12,928 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:49:12,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:49:14,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 1848 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:49:14,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:49:14,821 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 15:49:14,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:49:14,821 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 15:49:14,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [319392716] [2022-11-25 15:49:14,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [319392716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:49:14,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:49:14,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 15:49:14,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527515251] [2022-11-25 15:49:14,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:49:14,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:49:14,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 15:49:14,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:49:14,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 15:49:14,823 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) [2022-11-25 15:49:15,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:49:15,151 INFO L93 Difference]: Finished difference Result 4976 states and 6884 transitions. [2022-11-25 15:49:15,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:49:15,152 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 [2022-11-25 15:49:15,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:49:15,163 INFO L225 Difference]: With dead ends: 4976 [2022-11-25 15:49:15,163 INFO L226 Difference]: Without dead ends: 2507 [2022-11-25 15:49:15,172 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 [2022-11-25 15:49:15,173 INFO L413 NwaCegarLoop]: 3137 mSDtfsCounter, 0 mSDsluCounter, 3130 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2022-11-25 15:49:15,173 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] [2022-11-25 15:49:15,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2507 states. [2022-11-25 15:49:15,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2507 to 2507. [2022-11-25 15:49:15,341 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) [2022-11-25 15:49:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3461 transitions. [2022-11-25 15:49:15,390 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3461 transitions. Word has length 107 [2022-11-25 15:49:15,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:49:15,390 INFO L495 AbstractCegarLoop]: Abstraction has 2507 states and 3461 transitions. [2022-11-25 15:49:15,390 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) [2022-11-25 15:49:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3461 transitions. [2022-11-25 15:49:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-25 15:49:15,396 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:49:15,397 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] [2022-11-25 15:49:15,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:15,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:49:15,619 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:49:15,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:49:15,619 INFO L85 PathProgramCache]: Analyzing trace with hash -2024351799, now seen corresponding path program 1 times [2022-11-25 15:49:15,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 15:49:15,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272262858] [2022-11-25 15:49:15,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:49:15,622 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 [2022-11-25 15:49:15,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 15:49:15,623 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 15:49:15,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c945a7f-dc36-4a15-a4a0-4219ef2ce953/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 15:50:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 15:50:25,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.