./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:40:38,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:40:38,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:40:38,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:40:38,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:40:38,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:40:38,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:40:38,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:40:38,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:40:38,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:40:38,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:40:38,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:40:38,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:40:38,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:40:38,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:40:38,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:40:38,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:40:38,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:40:38,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:40:38,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:40:38,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:40:38,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:40:38,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:40:38,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:40:38,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:40:38,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:40:38,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:40:38,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:40:38,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:40:38,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:40:38,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:40:38,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:40:38,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:40:38,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:40:38,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:40:38,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:40:38,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:40:38,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:40:38,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:40:38,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:40:38,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:40:38,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 17:40:38,718 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:40:38,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:40:38,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:40:38,718 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:40:38,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:40:38,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:40:38,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:40:38,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:40:38,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:40:38,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:40:38,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:40:38,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:40:38,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:40:38,722 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:40:38,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:40:38,722 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:40:38,722 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf [2022-12-13 17:40:38,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:40:38,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:40:38,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:40:38,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:40:38,902 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:40:38,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-12-13 17:40:41,415 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:40:41,837 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:40:41,837 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-12-13 17:40:41,881 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/data/27b9eceaf/1cdedde9fe194ef9a967773b5ee13e7a/FLAG6b0fb5a83 [2022-12-13 17:40:41,987 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/data/27b9eceaf/1cdedde9fe194ef9a967773b5ee13e7a [2022-12-13 17:40:41,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:40:41,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:40:41,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:40:41,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:40:41,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:40:41,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:40:41" (1/1) ... [2022-12-13 17:40:41,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfcb694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:41, skipping insertion in model container [2022-12-13 17:40:41,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:40:41" (1/1) ... [2022-12-13 17:40:42,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:40:42,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:40:43,139 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 17:40:43,146 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 17:40:43,148 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 17:40:43,155 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 17:40:43,161 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 17:40:43,223 WARN L623 FunctionHandler]: Unknown extern function scsi_add_host_with_dma [2022-12-13 17:40:43,240 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 17:40:43,266 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-13 17:40:43,431 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 17:40:43,439 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 17:40:43,444 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-12-13 17:40:43,444 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 17:40:43,445 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,445 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,469 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 17:40:43,471 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 17:40:43,475 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 17:40:43,476 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-13 17:40:43,476 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:43,498 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:43,499 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:43,500 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:43,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,530 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:43,531 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 17:40:43,531 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 17:40:43,531 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 17:40:43,533 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,533 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,535 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 17:40:43,535 WARN L623 FunctionHandler]: Unknown extern function sas_register_ha [2022-12-13 17:40:43,537 WARN L623 FunctionHandler]: Unknown extern function scsi_scan_host [2022-12-13 17:40:43,537 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-13 17:40:43,537 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 17:40:43,537 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 17:40:43,544 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 17:40:43,544 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-13 17:40:43,544 WARN L623 FunctionHandler]: Unknown extern function sas_remove_host [2022-12-13 17:40:43,545 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,546 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,546 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:43,546 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 17:40:43,546 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 17:40:43,562 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:43,564 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:43,578 WARN L623 FunctionHandler]: Unknown extern function sas_domain_attach_transport [2022-12-13 17:40:43,579 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-13 17:40:43,585 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-13 17:40:44,473 WARN L623 FunctionHandler]: Unknown extern function sas_change_queue_depth [2022-12-13 17:40:44,473 WARN L623 FunctionHandler]: Unknown extern function sas_eh_bus_reset_handler [2022-12-13 17:40:44,473 WARN L623 FunctionHandler]: Unknown extern function sas_eh_device_reset_handler [2022-12-13 17:40:44,474 WARN L623 FunctionHandler]: Unknown extern function sas_ioctl [2022-12-13 17:40:44,474 WARN L623 FunctionHandler]: Unknown extern function sas_queuecommand [2022-12-13 17:40:44,474 WARN L623 FunctionHandler]: Unknown extern function sas_slave_configure [2022-12-13 17:40:44,475 WARN L623 FunctionHandler]: Unknown extern function sas_target_alloc [2022-12-13 17:40:44,475 WARN L623 FunctionHandler]: Unknown extern function sas_target_destroy [2022-12-13 17:40:44,475 WARN L623 FunctionHandler]: Unknown extern function sas_bios_param [2022-12-13 17:40:44,504 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:40:44,511 WARN L623 FunctionHandler]: Unknown extern function scsi_host_alloc [2022-12-13 17:40:44,512 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-13 17:40:44,512 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-13 17:40:44,513 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 17:40:44,513 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 17:40:44,513 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 17:40:44,515 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 17:40:44,515 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 17:40:44,570 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 17:40:44,590 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 17:40:44,688 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 17:40:44,695 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 17:40:44,719 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 17:40:44,737 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 17:40:44,755 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 17:40:44,834 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 17:40:44,910 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:40:44,910 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-13 17:40:44,917 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-13 17:40:44,978 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 17:40:45,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,111 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,122 WARN L623 FunctionHandler]: Unknown extern function sas_drain_work [2022-12-13 17:40:45,144 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,170 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,171 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 17:40:45,171 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,178 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,191 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 17:40:45,232 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,234 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,242 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,275 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,276 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,282 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 17:40:45,288 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 17:40:45,294 WARN L623 FunctionHandler]: Unknown extern function sas_alloc_slow_task [2022-12-13 17:40:45,295 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 17:40:45,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,296 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,296 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,297 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,297 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-13 17:40:45,298 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-13 17:40:45,310 WARN L623 FunctionHandler]: Unknown extern function sas_get_local_phy [2022-12-13 17:40:45,311 WARN L623 FunctionHandler]: Unknown extern function sas_phy_reset [2022-12-13 17:40:45,311 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,313 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-13 17:40:45,314 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,315 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,316 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-13 17:40:45,316 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,317 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,318 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,331 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,332 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,346 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-13 17:40:45,346 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,357 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-13 17:40:45,358 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1801 [2022-12-13 17:40:45,358 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,376 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:40:45,376 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:45,382 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 17:40:45,383 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 17:40:45,383 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 17:40:45,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,392 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,392 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,392 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,395 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 17:40:45,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,396 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,397 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,397 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,411 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:40:45,412 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,412 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 17:40:45,413 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,413 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,413 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,413 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 17:40:45,414 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 17:40:45,414 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 17:40:45,414 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,414 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,414 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,415 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,415 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:45,460 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 17:40:45,466 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 17:40:45,472 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-12-13 17:40:45,528 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,545 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,611 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,641 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,642 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,642 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:45,661 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,661 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,681 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,681 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,683 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,683 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,748 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:40:45,805 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:45,841 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 17:40:45,883 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,898 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,942 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:45,994 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:45,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,012 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:46,013 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:46,014 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:46,015 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:46,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,094 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:40:46,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:46,165 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:46,706 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:40:46,955 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 17:40:47,570 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2022-12-13 17:40:47,573 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2022-12-13 17:40:47,573 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2022-12-13 17:40:47,573 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2022-12-13 17:40:47,574 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2022-12-13 17:40:47,574 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2022-12-13 17:40:47,574 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2022-12-13 17:40:47,574 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2022-12-13 17:40:47,575 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2022-12-13 17:40:47,575 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2022-12-13 17:40:47,575 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2022-12-13 17:40:47,575 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2022-12-13 17:40:47,576 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2022-12-13 17:40:47,576 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2022-12-13 17:40:47,576 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2022-12-13 17:40:47,576 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2022-12-13 17:40:47,576 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2022-12-13 17:40:47,577 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2022-12-13 17:40:47,577 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2022-12-13 17:40:47,577 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2022-12-13 17:40:47,577 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2022-12-13 17:40:47,578 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2022-12-13 17:40:47,578 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2022-12-13 17:40:47,578 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2022-12-13 17:40:47,578 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2022-12-13 17:40:47,579 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2022-12-13 17:40:47,579 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2022-12-13 17:40:47,579 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2022-12-13 17:40:47,579 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2022-12-13 17:40:47,580 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2022-12-13 17:40:47,580 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2022-12-13 17:40:47,580 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2022-12-13 17:40:47,580 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2022-12-13 17:40:47,581 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2022-12-13 17:40:47,581 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2022-12-13 17:40:47,581 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2022-12-13 17:40:47,581 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2022-12-13 17:40:47,582 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2022-12-13 17:40:47,582 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2022-12-13 17:40:47,582 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2022-12-13 17:40:47,582 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2022-12-13 17:40:47,582 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2022-12-13 17:40:47,583 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2022-12-13 17:40:47,583 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2022-12-13 17:40:47,583 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2022-12-13 17:40:47,583 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2022-12-13 17:40:47,584 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2022-12-13 17:40:47,584 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2022-12-13 17:40:47,584 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2022-12-13 17:40:47,584 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2022-12-13 17:40:47,585 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2022-12-13 17:40:47,585 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2022-12-13 17:40:47,585 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2022-12-13 17:40:47,585 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2022-12-13 17:40:47,585 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2022-12-13 17:40:47,586 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2022-12-13 17:40:47,586 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2022-12-13 17:40:47,586 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2022-12-13 17:40:47,586 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2022-12-13 17:40:47,587 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2022-12-13 17:40:47,587 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2022-12-13 17:40:47,587 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2022-12-13 17:40:47,587 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2022-12-13 17:40:47,588 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2022-12-13 17:40:47,588 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2022-12-13 17:40:47,588 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2022-12-13 17:40:47,588 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2022-12-13 17:40:47,588 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2022-12-13 17:40:47,589 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2022-12-13 17:40:47,589 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2022-12-13 17:40:47,589 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2022-12-13 17:40:47,589 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2022-12-13 17:40:47,590 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2022-12-13 17:40:47,590 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2022-12-13 17:40:47,590 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2022-12-13 17:40:47,590 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2022-12-13 17:40:47,590 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2022-12-13 17:40:47,591 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2022-12-13 17:40:47,591 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2022-12-13 17:40:47,591 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2022-12-13 17:40:47,592 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2022-12-13 17:40:47,592 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2022-12-13 17:40:47,592 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2022-12-13 17:40:47,593 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2022-12-13 17:40:47,593 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2022-12-13 17:40:47,593 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2022-12-13 17:40:47,593 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2022-12-13 17:40:47,594 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2022-12-13 17:40:47,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:40:47,634 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:40:47,734 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 17:40:47,735 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 17:40:47,735 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 17:40:47,736 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 17:40:47,737 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 17:40:47,738 WARN L623 FunctionHandler]: Unknown extern function scsi_add_host_with_dma [2022-12-13 17:40:47,738 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 17:40:47,739 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-13 17:40:47,749 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 17:40:47,772 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-13 17:40:47,782 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-12-13 17:40:47,783 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 17:40:47,783 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,784 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,828 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 17:40:47,829 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 17:40:47,831 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 17:40:47,831 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-13 17:40:47,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:47,841 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:47,841 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:47,842 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:47,843 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,843 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,846 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:47,846 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 17:40:47,846 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 17:40:47,847 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 17:40:47,847 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,848 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,851 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 17:40:47,852 WARN L623 FunctionHandler]: Unknown extern function sas_register_ha [2022-12-13 17:40:47,855 WARN L623 FunctionHandler]: Unknown extern function scsi_scan_host [2022-12-13 17:40:47,855 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-13 17:40:47,856 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 17:40:47,856 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 17:40:47,856 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 17:40:47,857 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-13 17:40:47,857 WARN L623 FunctionHandler]: Unknown extern function sas_remove_host [2022-12-13 17:40:47,860 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,860 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,861 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:47,861 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 17:40:47,861 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 17:40:47,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:47,875 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:47,876 WARN L623 FunctionHandler]: Unknown extern function sas_domain_attach_transport [2022-12-13 17:40:47,877 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-13 17:40:47,877 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-13 17:40:47,891 WARN L623 FunctionHandler]: Unknown extern function sas_change_queue_depth [2022-12-13 17:40:47,891 WARN L623 FunctionHandler]: Unknown extern function sas_eh_bus_reset_handler [2022-12-13 17:40:47,891 WARN L623 FunctionHandler]: Unknown extern function sas_eh_device_reset_handler [2022-12-13 17:40:47,892 WARN L623 FunctionHandler]: Unknown extern function sas_ioctl [2022-12-13 17:40:47,892 WARN L623 FunctionHandler]: Unknown extern function sas_queuecommand [2022-12-13 17:40:47,892 WARN L623 FunctionHandler]: Unknown extern function sas_slave_configure [2022-12-13 17:40:47,892 WARN L623 FunctionHandler]: Unknown extern function sas_target_alloc [2022-12-13 17:40:47,892 WARN L623 FunctionHandler]: Unknown extern function sas_target_destroy [2022-12-13 17:40:47,893 WARN L623 FunctionHandler]: Unknown extern function sas_bios_param [2022-12-13 17:40:47,910 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:40:47,910 WARN L623 FunctionHandler]: Unknown extern function scsi_host_alloc [2022-12-13 17:40:47,911 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-13 17:40:47,911 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-13 17:40:47,911 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 17:40:47,912 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 17:40:47,912 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 17:40:47,912 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 17:40:47,913 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 17:40:47,913 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 17:40:47,914 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 17:40:47,914 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 17:40:47,915 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 17:40:47,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 17:40:47,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 17:40:47,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 17:40:47,916 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 17:40:47,917 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:40:47,918 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-13 17:40:47,918 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-13 17:40:47,920 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 17:40:47,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:47,986 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,018 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,021 WARN L623 FunctionHandler]: Unknown extern function sas_drain_work [2022-12-13 17:40:48,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,071 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,071 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,072 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 17:40:48,072 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,077 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,081 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-13 17:40:48,157 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,201 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,216 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 17:40:48,216 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 17:40:48,217 WARN L623 FunctionHandler]: Unknown extern function sas_alloc_slow_task [2022-12-13 17:40:48,220 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 17:40:48,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,223 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-13 17:40:48,224 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-13 17:40:48,225 WARN L623 FunctionHandler]: Unknown extern function sas_get_local_phy [2022-12-13 17:40:48,226 WARN L623 FunctionHandler]: Unknown extern function sas_phy_reset [2022-12-13 17:40:48,226 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,232 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,236 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,242 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-13 17:40:48,243 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,248 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-13 17:40:48,248 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,253 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,254 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,260 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-13 17:40:48,260 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,262 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,264 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-13 17:40:48,265 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1801 [2022-12-13 17:40:48,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,275 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,278 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:40:48,279 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:40:48,280 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 17:40:48,280 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 17:40:48,280 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 17:40:48,287 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,296 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,304 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 17:40:48,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,305 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,311 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,312 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,317 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:40:48,317 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,318 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 17:40:48,318 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,318 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,318 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,318 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 17:40:48,319 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 17:40:48,319 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 17:40:48,319 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,319 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,319 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,320 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,320 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:48,320 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 17:40:48,321 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 17:40:48,321 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-12-13 17:40:48,324 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,325 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,330 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,333 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,334 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,344 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,346 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,346 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,350 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,350 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,351 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,352 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,357 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:40:48,360 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,364 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 17:40:48,365 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,366 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,369 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-13 17:40:48,375 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:40:48,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,377 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,377 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,379 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,379 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,387 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:40:48,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,389 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:40:48,392 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 17:40:48,409 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:40:48,414 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 17:40:48,426 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2022-12-13 17:40:48,426 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2022-12-13 17:40:48,427 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2022-12-13 17:40:48,427 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2022-12-13 17:40:48,427 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2022-12-13 17:40:48,428 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2022-12-13 17:40:48,428 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2022-12-13 17:40:48,428 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2022-12-13 17:40:48,428 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2022-12-13 17:40:48,429 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2022-12-13 17:40:48,429 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2022-12-13 17:40:48,429 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2022-12-13 17:40:48,429 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2022-12-13 17:40:48,430 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2022-12-13 17:40:48,430 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2022-12-13 17:40:48,430 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2022-12-13 17:40:48,430 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2022-12-13 17:40:48,430 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2022-12-13 17:40:48,431 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2022-12-13 17:40:48,431 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2022-12-13 17:40:48,431 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2022-12-13 17:40:48,431 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2022-12-13 17:40:48,431 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2022-12-13 17:40:48,432 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2022-12-13 17:40:48,432 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2022-12-13 17:40:48,432 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2022-12-13 17:40:48,432 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2022-12-13 17:40:48,432 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2022-12-13 17:40:48,433 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2022-12-13 17:40:48,433 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2022-12-13 17:40:48,433 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2022-12-13 17:40:48,434 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2022-12-13 17:40:48,434 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2022-12-13 17:40:48,434 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2022-12-13 17:40:48,435 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2022-12-13 17:40:48,435 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2022-12-13 17:40:48,435 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2022-12-13 17:40:48,436 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2022-12-13 17:40:48,436 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2022-12-13 17:40:48,436 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2022-12-13 17:40:48,436 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2022-12-13 17:40:48,437 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2022-12-13 17:40:48,437 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2022-12-13 17:40:48,437 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2022-12-13 17:40:48,438 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2022-12-13 17:40:48,438 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2022-12-13 17:40:48,438 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2022-12-13 17:40:48,439 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2022-12-13 17:40:48,439 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2022-12-13 17:40:48,439 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2022-12-13 17:40:48,440 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2022-12-13 17:40:48,440 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2022-12-13 17:40:48,440 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2022-12-13 17:40:48,440 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2022-12-13 17:40:48,441 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2022-12-13 17:40:48,441 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2022-12-13 17:40:48,441 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2022-12-13 17:40:48,442 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2022-12-13 17:40:48,442 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2022-12-13 17:40:48,442 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2022-12-13 17:40:48,442 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2022-12-13 17:40:48,443 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2022-12-13 17:40:48,443 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2022-12-13 17:40:48,443 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2022-12-13 17:40:48,443 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2022-12-13 17:40:48,444 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2022-12-13 17:40:48,444 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2022-12-13 17:40:48,444 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2022-12-13 17:40:48,445 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2022-12-13 17:40:48,445 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2022-12-13 17:40:48,445 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2022-12-13 17:40:48,446 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2022-12-13 17:40:48,446 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2022-12-13 17:40:48,446 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2022-12-13 17:40:48,447 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2022-12-13 17:40:48,447 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2022-12-13 17:40:48,447 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2022-12-13 17:40:48,447 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2022-12-13 17:40:48,448 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2022-12-13 17:40:48,448 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2022-12-13 17:40:48,448 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2022-12-13 17:40:48,449 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2022-12-13 17:40:48,449 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2022-12-13 17:40:48,449 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2022-12-13 17:40:48,450 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2022-12-13 17:40:48,450 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2022-12-13 17:40:48,450 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2022-12-13 17:40:48,450 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_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2022-12-13 17:40:48,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:40:48,908 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:40:48,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48 WrapperNode [2022-12-13 17:40:48,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:40:48,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:40:48,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:40:48,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:40:48,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,288 INFO L138 Inliner]: procedures = 978, calls = 4929, calls flagged for inlining = 498, calls inlined = 417, statements flattened = 11582 [2022-12-13 17:40:49,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:40:49,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:40:49,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:40:49,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:40:49,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,611 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:40:49,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:40:49,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:40:49,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:40:49,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (1/1) ... [2022-12-13 17:40:49,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:40:49,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:40:49,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:40:49,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:40:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_reset [2022-12-13 17:40:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_reset [2022-12-13 17:40:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_125 [2022-12-13 17:40:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_125 [2022-12-13 17:40:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_sata_done [2022-12-13 17:40:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_sata_done [2022-12-13 17:40:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2022-12-13 17:40:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2022-12-13 17:40:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~~u32~0 [2022-12-13 17:40:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~~u32~0 [2022-12-13 17:40:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_assign_reg_set [2022-12-13 17:40:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_assign_reg_set [2022-12-13 17:40:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 17:40:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 17:40:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_phy_info [2022-12-13 17:40:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_phy_info [2022-12-13 17:40:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr___0 [2022-12-13 17:40:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr___0 [2022-12-13 17:40:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_phy_info [2022-12-13 17:40:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_phy_info [2022-12-13 17:40:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_disable [2022-12-13 17:40:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_disable [2022-12-13 17:40:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_formed [2022-12-13 17:40:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_formed [2022-12-13 17:40:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_write_data [2022-12-13 17:40:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_write_data [2022-12-13 17:40:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 17:40:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 17:40:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_read_data [2022-12-13 17:40:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_read_data [2022-12-13 17:40:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 17:40:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 17:40:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data [2022-12-13 17:40:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data [2022-12-13 17:40:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-13 17:40:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-13 17:40:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask [2022-12-13 17:40:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask [2022-12-13 17:40:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_read_data [2022-12-13 17:40:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_read_data [2022-12-13 17:40:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_non_spec_ncq_error [2022-12-13 17:40:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_non_spec_ncq_error [2022-12-13 17:40:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-12-13 17:40:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-12-13 17:40:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full___0 [2022-12-13 17:40:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full___0 [2022-12-13 17:40:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_complete [2022-12-13 17:40:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_complete [2022-12-13 17:40:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-12-13 17:40:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-12-13 17:40:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl___0 [2022-12-13 17:40:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl___0 [2022-12-13 17:40:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 17:40:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 17:40:49,757 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_abort_task [2022-12-13 17:40:49,757 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_abort_task [2022-12-13 17:40:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_reset [2022-12-13 17:40:49,758 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_reset [2022-12-13 17:40:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure sas_free_task [2022-12-13 17:40:49,758 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_free_task [2022-12-13 17:40:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2022-12-13 17:40:49,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2022-12-13 17:40:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-13 17:40:49,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-13 17:40:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32 [2022-12-13 17:40:49,758 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32 [2022-12-13 17:40:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_command_active [2022-12-13 17:40:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_command_active [2022-12-13 17:40:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 17:40:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 17:40:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 17:40:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 17:40:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-12-13 17:40:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-12-13 17:40:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_iounmap [2022-12-13 17:40:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_iounmap [2022-12-13 17:40:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_set_link_rate [2022-12-13 17:40:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_set_link_rate [2022-12-13 17:40:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 17:40:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 17:40:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 17:40:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 17:40:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:40:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 17:40:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 17:40:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_active_cmds [2022-12-13 17:40:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_active_cmds [2022-12-13 17:40:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat___0 [2022-12-13 17:40:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat___0 [2022-12-13 17:40:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_dma [2022-12-13 17:40:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_dma [2022-12-13 17:40:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_tag [2022-12-13 17:40:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_tag [2022-12-13 17:40:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 17:40:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 17:40:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-12-13 17:40:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-12-13 17:40:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_set_sas_addr [2022-12-13 17:40:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_set_sas_addr [2022-12-13 17:40:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data [2022-12-13 17:40:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data [2022-12-13 17:40:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 17:40:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 17:40:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_ioremap [2022-12-13 17:40:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_ioremap [2022-12-13 17:40:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_dev_by_reg_set [2022-12-13 17:40:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_dev_by_reg_set [2022-12-13 17:40:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-12-13 17:40:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-12-13 17:40:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 17:40:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-12-13 17:40:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-12-13 17:40:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-12-13 17:40:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure sas_unregister_ha [2022-12-13 17:40:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_unregister_ha [2022-12-13 17:40:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 17:40:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 17:40:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 17:40:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 17:40:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 17:40:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-12-13 17:40:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-12-13 17:40:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 17:40:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr_status [2022-12-13 17:40:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr_status [2022-12-13 17:40:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure sas_release_transport [2022-12-13 17:40:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_release_transport [2022-12-13 17:40:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_rx_update [2022-12-13 17:40:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_rx_update [2022-12-13 17:40:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-12-13 17:40:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-12-13 17:40:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat [2022-12-13 17:40:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat [2022-12-13 17:40:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:40:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:40:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_deformed [2022-12-13 17:40:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_deformed [2022-12-13 17:40:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr [2022-12-13 17:40:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr [2022-12-13 17:40:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-13 17:40:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-13 17:40:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 17:40:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_oob_done [2022-12-13 17:40:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_oob_done [2022-12-13 17:40:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_srs_irq [2022-12-13 17:40:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_srs_irq [2022-12-13 17:40:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_disable [2022-12-13 17:40:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_disable [2022-12-13 17:40:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_task_free [2022-12-13 17:40:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_task_free [2022-12-13 17:40:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2022-12-13 17:40:49,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2022-12-13 17:40:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port [2022-12-13 17:40:49,767 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port [2022-12-13 17:40:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 17:40:49,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 17:40:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_dma [2022-12-13 17:40:49,767 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_dma [2022-12-13 17:40:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_hw_max_link_rate___0 [2022-12-13 17:40:49,767 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_hw_max_link_rate___0 [2022-12-13 17:40:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_debug_issue_ssp_tmf [2022-12-13 17:40:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_debug_issue_ssp_tmf [2022-12-13 17:40:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 17:40:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 17:40:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-13 17:40:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-13 17:40:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-13 17:40:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-13 17:40:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-13 17:40:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-13 17:40:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl [2022-12-13 17:40:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl [2022-12-13 17:40:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure sas_change_queue_depth [2022-12-13 17:40:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_change_queue_depth [2022-12-13 17:40:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-13 17:40:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-13 17:40:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 17:40:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 17:40:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:40:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 17:40:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 17:40:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 17:40:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 17:40:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2022-12-13 17:40:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2022-12-13 17:40:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-12-13 17:40:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-12-13 17:40:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_task_exec [2022-12-13 17:40:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_task_exec [2022-12-13 17:40:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 17:40:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-13 17:40:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-13 17:40:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_release_task [2022-12-13 17:40:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_release_task [2022-12-13 17:40:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32___0 [2022-12-13 17:40:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32___0 [2022-12-13 17:40:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_pci_remove [2022-12-13 17:40:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_pci_remove [2022-12-13 17:40:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_wideport [2022-12-13 17:40:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_wideport [2022-12-13 17:40:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_103 [2022-12-13 17:40:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_103 [2022-12-13 17:40:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_enable [2022-12-13 17:40:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_enable [2022-12-13 17:40:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 17:40:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 17:40:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-12-13 17:40:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data___0 [2022-12-13 17:40:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data___0 [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 17:40:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free_reg_set [2022-12-13 17:40:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free_reg_set [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-12-13 17:40:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 17:40:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-12-13 17:40:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-12-13 17:40:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 17:40:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_count___0 [2022-12-13 17:40:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_count___0 [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_bytes_dmaed [2022-12-13 17:40:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_bytes_dmaed [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat___0 [2022-12-13 17:40:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat___0 [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 17:40:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_start_delivery [2022-12-13 17:40:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_start_delivery [2022-12-13 17:40:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl___0 [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl___0 [2022-12-13 17:40:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_100 [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_100 [2022-12-13 17:40:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2022-12-13 17:40:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr [2022-12-13 17:40:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_enable [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_enable [2022-12-13 17:40:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_destroy [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_destroy [2022-12-13 17:40:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_port [2022-12-13 17:40:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_port [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_device_reset_handler [2022-12-13 17:40:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_device_reset_handler [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr [2022-12-13 17:40:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2022-12-13 17:40:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat [2022-12-13 17:40:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_detect_porttype [2022-12-13 17:40:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_detect_porttype [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2022-12-13 17:40:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2022-12-13 17:40:49,775 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_mask___0 [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_mask___0 [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32___0 [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32___0 [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_stp_reset [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_stp_reset [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_issue_stop [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_issue_stop [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl [2022-12-13 17:40:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl [2022-12-13 17:40:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_data___0 [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_data___0 [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_tag_clear [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_tag_clear [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_alloc [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_alloc [2022-12-13 17:40:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-12-13 17:40:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_sata [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_sata [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_assign_reg_set [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_assign_reg_set [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_prd [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_prd [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_found [2022-12-13 17:40:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_found [2022-12-13 17:40:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_free_reg_set [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_free_reg_set [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_free_reg_set [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_free_reg_set [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_ioremap [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_ioremap [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 17:40:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure sas_protocol_ata [2022-12-13 17:40:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_protocol_ata [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_detect_porttype [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_detect_porttype [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_command_active [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_command_active [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 17:40:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_active_cmds [2022-12-13 17:40:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_active_cmds [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_enable [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_enable [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_rx [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_rx [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_query_task [2022-12-13 17:40:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_query_task [2022-12-13 17:40:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_free [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_free [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr___0 [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr___0 [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_srs_irq [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_srs_irq [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_write_data [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_write_data [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_tune_interrupt [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_tune_interrupt [2022-12-13 17:40:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 17:40:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_handle_event [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_handle_event [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_formed [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_formed [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_init [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_init [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask___0 [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask___0 [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_set_link_rate [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_set_link_rate [2022-12-13 17:40:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_iounmap [2022-12-13 17:40:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_iounmap [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_finished [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_finished [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_oob_done [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_oob_done [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_bus_reset_handler [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_bus_reset_handler [2022-12-13 17:40:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2022-12-13 17:40:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_work_around [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_work_around [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure sas_slave_configure [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_slave_configure [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_iounmap [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_iounmap [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr_status [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr_status [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-12-13 17:40:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 17:40:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_issue_stop [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_issue_stop [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_disable [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_disable [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_dev_info [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_dev_info [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure sas_ssp_task_response [2022-12-13 17:40:49,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_ssp_task_response [2022-12-13 17:40:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_is_phy_ready [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_is_phy_ready [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data___0 [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data___0 [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_enable [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_enable [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_do_release_task [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_do_release_task [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 17:40:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone_notify [2022-12-13 17:40:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone_notify [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_disable [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_disable [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_start [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_start [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-13 17:40:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 17:40:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_make_prd [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_make_prd [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_size___0 [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_size___0 [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_init [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_init [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32 [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32 [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-12-13 17:40:49,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-12-13 17:40:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_phyinfo [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_phyinfo [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_ioremap [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_ioremap [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_tune_interrupt [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_tune_interrupt [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data___0 [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data___0 [2022-12-13 17:40:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 17:40:49,790 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 17:40:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-12-13 17:40:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-12-13 17:40:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_I_T_nexus_reset [2022-12-13 17:40:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_I_T_nexus_reset [2022-12-13 17:40:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:40:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_store_interrupt_coalescing [2022-12-13 17:40:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_store_interrupt_coalescing [2022-12-13 17:40:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_deformed [2022-12-13 17:40:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_deformed [2022-12-13 17:40:50,905 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:40:50,910 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:40:51,057 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 17:40:59,513 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:40:59,533 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:40:59,533 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 17:40:59,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:40:59 BoogieIcfgContainer [2022-12-13 17:40:59,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:40:59,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:40:59,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:40:59,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:40:59,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:40:41" (1/3) ... [2022-12-13 17:40:59,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ce9e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:40:59, skipping insertion in model container [2022-12-13 17:40:59,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:40:48" (2/3) ... [2022-12-13 17:40:59,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ce9e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:40:59, skipping insertion in model container [2022-12-13 17:40:59,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:40:59" (3/3) ... [2022-12-13 17:40:59,544 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-12-13 17:40:59,559 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:40:59,559 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-12-13 17:40:59,664 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:40:59,669 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;@10ee5fe7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:40:59,669 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-12-13 17:40:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 4440 states, 2914 states have (on average 1.3037062457103639) internal successors, (3799), 3090 states have internal predecessors, (3799), 1243 states have call successors, (1243), 254 states have call predecessors, (1243), 253 states have return successors, (1236), 1167 states have call predecessors, (1236), 1236 states have call successors, (1236) [2022-12-13 17:40:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-13 17:40:59,692 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:40:59,693 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:40:59,693 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:40:59,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:40:59,698 INFO L85 PathProgramCache]: Analyzing trace with hash 294197914, now seen corresponding path program 1 times [2022-12-13 17:40:59,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:40:59,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037786190] [2022-12-13 17:40:59,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:40:59,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:41:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:41:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:41:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:41:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:41:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:41:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:41:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:41:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:41:00,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:41:00,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037786190] [2022-12-13 17:41:00,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037786190] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:41:00,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:41:00,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:41:00,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874478118] [2022-12-13 17:41:00,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:41:00,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:41:00,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:41:00,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:41:00,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:41:00,903 INFO L87 Difference]: Start difference. First operand has 4440 states, 2914 states have (on average 1.3037062457103639) internal successors, (3799), 3090 states have internal predecessors, (3799), 1243 states have call successors, (1243), 254 states have call predecessors, (1243), 253 states have return successors, (1236), 1167 states have call predecessors, (1236), 1236 states have call successors, (1236) Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 17:41:21,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:22,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:24,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:28,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:31,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:41:31,999 INFO L93 Difference]: Finished difference Result 14007 states and 20670 transitions. [2022-12-13 17:41:32,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 17:41:32,001 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 62 [2022-12-13 17:41:32,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:41:32,056 INFO L225 Difference]: With dead ends: 14007 [2022-12-13 17:41:32,056 INFO L226 Difference]: Without dead ends: 9569 [2022-12-13 17:41:32,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-12-13 17:41:32,086 INFO L413 NwaCegarLoop]: 3055 mSDtfsCounter, 17263 mSDsluCounter, 8962 mSDsCounter, 0 mSdLazyCounter, 24933 mSolverCounterSat, 13470 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17580 SdHoareTripleChecker+Valid, 12017 SdHoareTripleChecker+Invalid, 38403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 13470 IncrementalHoareTripleChecker+Valid, 24933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:41:32,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17580 Valid, 12017 Invalid, 38403 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [13470 Valid, 24933 Invalid, 0 Unknown, 0 Unchecked, 29.9s Time] [2022-12-13 17:41:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9569 states. [2022-12-13 17:41:32,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9569 to 8698. [2022-12-13 17:41:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8698 states, 5724 states have (on average 1.288085255066387) internal successors, (7373), 6045 states have internal predecessors, (7373), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-12-13 17:41:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8698 states to 8698 states and 12398 transitions. [2022-12-13 17:41:32,589 INFO L78 Accepts]: Start accepts. Automaton has 8698 states and 12398 transitions. Word has length 62 [2022-12-13 17:41:32,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:41:32,590 INFO L495 AbstractCegarLoop]: Abstraction has 8698 states and 12398 transitions. [2022-12-13 17:41:32,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 17:41:32,590 INFO L276 IsEmpty]: Start isEmpty. Operand 8698 states and 12398 transitions. [2022-12-13 17:41:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-13 17:41:32,593 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:41:32,593 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:41:32,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 17:41:32,593 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:41:32,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:41:32,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1803956666, now seen corresponding path program 1 times [2022-12-13 17:41:32,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:41:32,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855311529] [2022-12-13 17:41:32,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:41:32,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:41:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:41:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:41:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:41:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:41:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:41:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:41:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:41:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:41:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:41:33,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:41:33,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855311529] [2022-12-13 17:41:33,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855311529] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:41:33,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:41:33,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:41:33,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554284118] [2022-12-13 17:41:33,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:41:33,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:41:33,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:41:33,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:41:33,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:41:33,267 INFO L87 Difference]: Start difference. First operand 8698 states and 12398 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 17:41:49,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:51,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:41:51,060 INFO L93 Difference]: Finished difference Result 9366 states and 13599 transitions. [2022-12-13 17:41:51,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:41:51,060 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 68 [2022-12-13 17:41:51,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:41:51,095 INFO L225 Difference]: With dead ends: 9366 [2022-12-13 17:41:51,095 INFO L226 Difference]: Without dead ends: 9364 [2022-12-13 17:41:51,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:41:51,099 INFO L413 NwaCegarLoop]: 1737 mSDtfsCounter, 12249 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12309 mSolverCounterSat, 8566 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12619 SdHoareTripleChecker+Valid, 6190 SdHoareTripleChecker+Invalid, 20876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8566 IncrementalHoareTripleChecker+Valid, 12309 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:41:51,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12619 Valid, 6190 Invalid, 20876 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8566 Valid, 12309 Invalid, 1 Unknown, 0 Unchecked, 17.1s Time] [2022-12-13 17:41:51,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9364 states. [2022-12-13 17:41:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9364 to 8696. [2022-12-13 17:41:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8696 states, 5723 states have (on average 1.2879608596889742) internal successors, (7371), 6043 states have internal predecessors, (7371), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-12-13 17:41:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8696 states to 8696 states and 12396 transitions. [2022-12-13 17:41:51,716 INFO L78 Accepts]: Start accepts. Automaton has 8696 states and 12396 transitions. Word has length 68 [2022-12-13 17:41:51,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:41:51,717 INFO L495 AbstractCegarLoop]: Abstraction has 8696 states and 12396 transitions. [2022-12-13 17:41:51,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 17:41:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 8696 states and 12396 transitions. [2022-12-13 17:41:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-13 17:41:51,722 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:41:51,722 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:41:51,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 17:41:51,723 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:41:51,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:41:51,723 INFO L85 PathProgramCache]: Analyzing trace with hash -572277047, now seen corresponding path program 1 times [2022-12-13 17:41:51,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:41:51,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660725119] [2022-12-13 17:41:51,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:41:51,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:41:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:41:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:41:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:41:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:41:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:41:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:41:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:41:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:41:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:41:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:41:52,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:41:52,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660725119] [2022-12-13 17:41:52,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660725119] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:41:52,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:41:52,513 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:41:52,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191928059] [2022-12-13 17:41:52,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:41:52,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:41:52,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:41:52,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:41:52,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:41:52,514 INFO L87 Difference]: Start difference. First operand 8696 states and 12396 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 17:42:04,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:07,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:09,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:11,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:42:11,524 INFO L93 Difference]: Finished difference Result 9364 states and 13597 transitions. [2022-12-13 17:42:11,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:42:11,525 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 74 [2022-12-13 17:42:11,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:42:11,587 INFO L225 Difference]: With dead ends: 9364 [2022-12-13 17:42:11,587 INFO L226 Difference]: Without dead ends: 9362 [2022-12-13 17:42:11,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:42:11,598 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 12280 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12297 mSolverCounterSat, 8572 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12646 SdHoareTripleChecker+Valid, 6193 SdHoareTripleChecker+Invalid, 20870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8572 IncrementalHoareTripleChecker+Valid, 12297 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:42:11,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12646 Valid, 6193 Invalid, 20870 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8572 Valid, 12297 Invalid, 1 Unknown, 0 Unchecked, 18.3s Time] [2022-12-13 17:42:11,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9362 states. [2022-12-13 17:42:12,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9362 to 8694. [2022-12-13 17:42:12,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8694 states, 5722 states have (on average 1.2878364208318769) internal successors, (7369), 6041 states have internal predecessors, (7369), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-12-13 17:42:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8694 states to 8694 states and 12394 transitions. [2022-12-13 17:42:12,094 INFO L78 Accepts]: Start accepts. Automaton has 8694 states and 12394 transitions. Word has length 74 [2022-12-13 17:42:12,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:42:12,094 INFO L495 AbstractCegarLoop]: Abstraction has 8694 states and 12394 transitions. [2022-12-13 17:42:12,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 17:42:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 8694 states and 12394 transitions. [2022-12-13 17:42:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-13 17:42:12,098 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:42:12,098 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:42:12,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 17:42:12,099 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:42:12,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:42:12,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1181742072, now seen corresponding path program 1 times [2022-12-13 17:42:12,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:42:12,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775871404] [2022-12-13 17:42:12,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:42:12,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:42:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:42:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:42:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:42:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:42:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:42:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:42:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:42:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:42:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:42:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:42:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:42:12,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:42:12,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775871404] [2022-12-13 17:42:12,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775871404] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:42:12,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:42:12,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:42:12,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565018665] [2022-12-13 17:42:12,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:42:12,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:42:12,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:42:12,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:42:12,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:42:12,722 INFO L87 Difference]: Start difference. First operand 8694 states and 12394 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:42:25,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:28,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:29,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:42:29,848 INFO L93 Difference]: Finished difference Result 9362 states and 13595 transitions. [2022-12-13 17:42:29,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:42:29,848 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 80 [2022-12-13 17:42:29,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:42:29,880 INFO L225 Difference]: With dead ends: 9362 [2022-12-13 17:42:29,880 INFO L226 Difference]: Without dead ends: 9360 [2022-12-13 17:42:29,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:42:29,887 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 12269 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12294 mSolverCounterSat, 8572 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12634 SdHoareTripleChecker+Valid, 6193 SdHoareTripleChecker+Invalid, 20867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8572 IncrementalHoareTripleChecker+Valid, 12294 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:42:29,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12634 Valid, 6193 Invalid, 20867 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8572 Valid, 12294 Invalid, 1 Unknown, 0 Unchecked, 16.4s Time] [2022-12-13 17:42:29,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9360 states. [2022-12-13 17:42:30,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9360 to 8692. [2022-12-13 17:42:30,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8692 states, 5721 states have (on average 1.287711938472295) internal successors, (7367), 6039 states have internal predecessors, (7367), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-12-13 17:42:30,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8692 states to 8692 states and 12392 transitions. [2022-12-13 17:42:30,309 INFO L78 Accepts]: Start accepts. Automaton has 8692 states and 12392 transitions. Word has length 80 [2022-12-13 17:42:30,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:42:30,310 INFO L495 AbstractCegarLoop]: Abstraction has 8692 states and 12392 transitions. [2022-12-13 17:42:30,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:42:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 8692 states and 12392 transitions. [2022-12-13 17:42:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-13 17:42:30,311 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:42:30,311 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:42:30,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 17:42:30,311 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:42:30,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:42:30,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1734598857, now seen corresponding path program 1 times [2022-12-13 17:42:30,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:42:30,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917298833] [2022-12-13 17:42:30,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:42:30,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:42:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:42:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:42:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:42:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:42:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:42:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:42:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:42:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:42:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:42:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:42:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:42:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:42:30,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:42:30,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917298833] [2022-12-13 17:42:30,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917298833] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:42:30,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:42:30,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:42:30,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631219196] [2022-12-13 17:42:30,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:42:30,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:42:30,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:42:30,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:42:30,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:42:30,865 INFO L87 Difference]: Start difference. First operand 8692 states and 12392 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 17:42:42,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:46,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:42:46,686 INFO L93 Difference]: Finished difference Result 10428 states and 14953 transitions. [2022-12-13 17:42:46,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 17:42:46,686 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 86 [2022-12-13 17:42:46,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:42:46,715 INFO L225 Difference]: With dead ends: 10428 [2022-12-13 17:42:46,715 INFO L226 Difference]: Without dead ends: 10426 [2022-12-13 17:42:46,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-12-13 17:42:46,720 INFO L413 NwaCegarLoop]: 1743 mSDtfsCounter, 13288 mSDsluCounter, 4455 mSDsCounter, 0 mSdLazyCounter, 13291 mSolverCounterSat, 9406 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13652 SdHoareTripleChecker+Valid, 6198 SdHoareTripleChecker+Invalid, 22698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9406 IncrementalHoareTripleChecker+Valid, 13291 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:42:46,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13652 Valid, 6198 Invalid, 22698 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9406 Valid, 13291 Invalid, 1 Unknown, 0 Unchecked, 15.0s Time] [2022-12-13 17:42:46,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10426 states. [2022-12-13 17:42:47,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10426 to 9721. [2022-12-13 17:42:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9721 states, 6334 states have (on average 1.2802336596147774) internal successors, (8109), 6711 states have internal predecessors, (8109), 2737 states have call successors, (2737), 614 states have call predecessors, (2737), 625 states have return successors, (2861), 2565 states have call predecessors, (2861), 2735 states have call successors, (2861) [2022-12-13 17:42:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9721 states to 9721 states and 13707 transitions. [2022-12-13 17:42:47,249 INFO L78 Accepts]: Start accepts. Automaton has 9721 states and 13707 transitions. Word has length 86 [2022-12-13 17:42:47,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:42:47,249 INFO L495 AbstractCegarLoop]: Abstraction has 9721 states and 13707 transitions. [2022-12-13 17:42:47,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 17:42:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 9721 states and 13707 transitions. [2022-12-13 17:42:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-13 17:42:47,250 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:42:47,251 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:42:47,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 17:42:47,251 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:42:47,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:42:47,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1562086176, now seen corresponding path program 1 times [2022-12-13 17:42:47,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:42:47,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5457397] [2022-12-13 17:42:47,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:42:47,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:42:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:42:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:42:48,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:42:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:42:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:42:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:42:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:42:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:42:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 17:42:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:42:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:42:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:42:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:48,352 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 17:42:48,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:42:48,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5457397] [2022-12-13 17:42:48,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5457397] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:42:48,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:42:48,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 17:42:48,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311218352] [2022-12-13 17:42:48,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:42:48,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 17:42:48,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:42:48,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 17:42:48,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 17:42:48,353 INFO L87 Difference]: Start difference. First operand 9721 states and 13707 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:43:11,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:14,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:18,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:20,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:23,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:43:23,938 INFO L93 Difference]: Finished difference Result 19008 states and 27994 transitions. [2022-12-13 17:43:23,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 17:43:23,938 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2022-12-13 17:43:23,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:43:24,012 INFO L225 Difference]: With dead ends: 19008 [2022-12-13 17:43:24,012 INFO L226 Difference]: Without dead ends: 19006 [2022-12-13 17:43:24,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=124, Invalid=256, Unknown=0, NotChecked=0, Total=380 [2022-12-13 17:43:24,017 INFO L413 NwaCegarLoop]: 2139 mSDtfsCounter, 18067 mSDsluCounter, 7212 mSDsCounter, 0 mSdLazyCounter, 29127 mSolverCounterSat, 14296 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18381 SdHoareTripleChecker+Valid, 9351 SdHoareTripleChecker+Invalid, 43424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14296 IncrementalHoareTripleChecker+Valid, 29127 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:43:24,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18381 Valid, 9351 Invalid, 43424 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14296 Valid, 29127 Invalid, 1 Unknown, 0 Unchecked, 33.9s Time] [2022-12-13 17:43:24,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19006 states. [2022-12-13 17:43:24,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19006 to 17762. [2022-12-13 17:43:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17762 states, 11647 states have (on average 1.2845367905898515) internal successors, (14961), 12324 states have internal predecessors, (14961), 4983 states have call successors, (4983), 1073 states have call predecessors, (4983), 1107 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-12-13 17:43:25,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17762 states to 17762 states and 25647 transitions. [2022-12-13 17:43:25,004 INFO L78 Accepts]: Start accepts. Automaton has 17762 states and 25647 transitions. Word has length 102 [2022-12-13 17:43:25,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:43:25,004 INFO L495 AbstractCegarLoop]: Abstraction has 17762 states and 25647 transitions. [2022-12-13 17:43:25,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:43:25,004 INFO L276 IsEmpty]: Start isEmpty. Operand 17762 states and 25647 transitions. [2022-12-13 17:43:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-13 17:43:25,005 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:43:25,005 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:43:25,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 17:43:25,006 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:43:25,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:43:25,006 INFO L85 PathProgramCache]: Analyzing trace with hash -657814140, now seen corresponding path program 1 times [2022-12-13 17:43:25,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:43:25,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919192019] [2022-12-13 17:43:25,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:43:25,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:43:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:43:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:43:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:43:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:43:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:43:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:43:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:43:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:43:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:43:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:43:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:43:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:43:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:43:25,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:43:25,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919192019] [2022-12-13 17:43:25,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919192019] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:43:25,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:43:25,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:43:25,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895221501] [2022-12-13 17:43:25,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:43:25,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:43:25,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:43:25,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:43:25,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:43:25,827 INFO L87 Difference]: Start difference. First operand 17762 states and 25647 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 17:43:39,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:43,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:43:43,584 INFO L93 Difference]: Finished difference Result 18809 states and 27783 transitions. [2022-12-13 17:43:43,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 17:43:43,584 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 92 [2022-12-13 17:43:43,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:43:43,639 INFO L225 Difference]: With dead ends: 18809 [2022-12-13 17:43:43,639 INFO L226 Difference]: Without dead ends: 18807 [2022-12-13 17:43:43,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-12-13 17:43:43,646 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 13253 mSDsluCounter, 4455 mSDsCounter, 0 mSdLazyCounter, 13311 mSolverCounterSat, 9380 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13619 SdHoareTripleChecker+Valid, 6195 SdHoareTripleChecker+Invalid, 22692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9380 IncrementalHoareTripleChecker+Valid, 13311 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:43:43,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13619 Valid, 6195 Invalid, 22692 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9380 Valid, 13311 Invalid, 1 Unknown, 0 Unchecked, 16.3s Time] [2022-12-13 17:43:43,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states. [2022-12-13 17:43:44,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 17760. [2022-12-13 17:43:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17760 states, 11646 states have (on average 1.2844753563455265) internal successors, (14959), 12322 states have internal predecessors, (14959), 4983 states have call successors, (4983), 1073 states have call predecessors, (4983), 1107 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-12-13 17:43:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17760 states to 17760 states and 25645 transitions. [2022-12-13 17:43:44,754 INFO L78 Accepts]: Start accepts. Automaton has 17760 states and 25645 transitions. Word has length 92 [2022-12-13 17:43:44,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:43:44,755 INFO L495 AbstractCegarLoop]: Abstraction has 17760 states and 25645 transitions. [2022-12-13 17:43:44,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 17:43:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 17760 states and 25645 transitions. [2022-12-13 17:43:44,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-13 17:43:44,756 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:43:44,756 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:43:44,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 17:43:44,757 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:43:44,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:43:44,757 INFO L85 PathProgramCache]: Analyzing trace with hash 97972177, now seen corresponding path program 1 times [2022-12-13 17:43:44,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:43:44,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081953805] [2022-12-13 17:43:44,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:43:44,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:43:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:43:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:43:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:43:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:43:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:43:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:43:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:43:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:43:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:43:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:43:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:43:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:43:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:43:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:43:45,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:43:45,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081953805] [2022-12-13 17:43:45,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081953805] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:43:45,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:43:45,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:43:45,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303210818] [2022-12-13 17:43:45,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:43:45,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:43:45,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:43:45,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:43:45,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:43:45,273 INFO L87 Difference]: Start difference. First operand 17760 states and 25645 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:44:00,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:02,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:02,135 INFO L93 Difference]: Finished difference Result 18800 states and 27773 transitions. [2022-12-13 17:44:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:44:02,135 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 98 [2022-12-13 17:44:02,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:02,186 INFO L225 Difference]: With dead ends: 18800 [2022-12-13 17:44:02,186 INFO L226 Difference]: Without dead ends: 18798 [2022-12-13 17:44:02,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:44:02,193 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 12233 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12290 mSolverCounterSat, 8567 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12595 SdHoareTripleChecker+Valid, 6193 SdHoareTripleChecker+Invalid, 20857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8567 IncrementalHoareTripleChecker+Valid, 12290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:02,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12595 Valid, 6193 Invalid, 20857 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8567 Valid, 12290 Invalid, 0 Unknown, 0 Unchecked, 15.4s Time] [2022-12-13 17:44:02,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18798 states. [2022-12-13 17:44:03,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18798 to 17758. [2022-12-13 17:44:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17758 states, 11645 states have (on average 1.2844139115500215) internal successors, (14957), 12320 states have internal predecessors, (14957), 4983 states have call successors, (4983), 1073 states have call predecessors, (4983), 1107 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-12-13 17:44:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17758 states to 17758 states and 25643 transitions. [2022-12-13 17:44:03,288 INFO L78 Accepts]: Start accepts. Automaton has 17758 states and 25643 transitions. Word has length 98 [2022-12-13 17:44:03,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:03,288 INFO L495 AbstractCegarLoop]: Abstraction has 17758 states and 25643 transitions. [2022-12-13 17:44:03,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:44:03,289 INFO L276 IsEmpty]: Start isEmpty. Operand 17758 states and 25643 transitions. [2022-12-13 17:44:03,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-13 17:44:03,290 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:03,290 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:03,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 17:44:03,290 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:44:03,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:03,291 INFO L85 PathProgramCache]: Analyzing trace with hash 70277057, now seen corresponding path program 1 times [2022-12-13 17:44:03,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:03,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872659534] [2022-12-13 17:44:03,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:03,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:44:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:44:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:44:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:44:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:44:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:44:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:44:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:44:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:03,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 17:44:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:04,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:04,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:44:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:04,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:44:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:04,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:44:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:04,054 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 17:44:04,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:04,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872659534] [2022-12-13 17:44:04,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872659534] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:04,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:04,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 17:44:04,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711247863] [2022-12-13 17:44:04,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:04,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 17:44:04,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:04,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 17:44:04,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 17:44:04,056 INFO L87 Difference]: Start difference. First operand 17758 states and 25643 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:44:21,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:23,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:23,107 INFO L93 Difference]: Finished difference Result 18872 states and 27833 transitions. [2022-12-13 17:44:23,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 17:44:23,107 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 110 [2022-12-13 17:44:23,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:23,156 INFO L225 Difference]: With dead ends: 18872 [2022-12-13 17:44:23,156 INFO L226 Difference]: Without dead ends: 18870 [2022-12-13 17:44:23,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2022-12-13 17:44:23,163 INFO L413 NwaCegarLoop]: 1739 mSDtfsCounter, 12220 mSDsluCounter, 5835 mSDsCounter, 0 mSdLazyCounter, 17295 mSolverCounterSat, 8601 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12539 SdHoareTripleChecker+Valid, 7574 SdHoareTripleChecker+Invalid, 25896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8601 IncrementalHoareTripleChecker+Valid, 17295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:23,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12539 Valid, 7574 Invalid, 25896 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8601 Valid, 17295 Invalid, 0 Unknown, 0 Unchecked, 17.3s Time] [2022-12-13 17:44:23,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18870 states. [2022-12-13 17:44:24,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18870 to 17828. [2022-12-13 17:44:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17828 states, 11697 states have (on average 1.2833205095323588) internal successors, (15011), 12372 states have internal predecessors, (15011), 4983 states have call successors, (4983), 1091 states have call predecessors, (4983), 1125 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-12-13 17:44:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17828 states to 17828 states and 25697 transitions. [2022-12-13 17:44:24,442 INFO L78 Accepts]: Start accepts. Automaton has 17828 states and 25697 transitions. Word has length 110 [2022-12-13 17:44:24,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:24,443 INFO L495 AbstractCegarLoop]: Abstraction has 17828 states and 25697 transitions. [2022-12-13 17:44:24,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:44:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 17828 states and 25697 transitions. [2022-12-13 17:44:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 17:44:24,445 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:24,446 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:24,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 17:44:24,446 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:44:24,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:24,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1673800387, now seen corresponding path program 1 times [2022-12-13 17:44:24,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:24,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103193886] [2022-12-13 17:44:24,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:24,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:24,534 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 17:44:24,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1306982469] [2022-12-13 17:44:24,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:24,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:44:24,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:24,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:44:24,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 17:44:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:25,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 3606 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 17:44:25,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 17:44:25,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:44:25,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:25,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103193886] [2022-12-13 17:44:25,843 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 17:44:25,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306982469] [2022-12-13 17:44:25,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306982469] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:25,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:25,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 17:44:25,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216284502] [2022-12-13 17:44:25,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:25,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:44:25,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:25,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:44:25,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:44:25,845 INFO L87 Difference]: Start difference. First operand 17828 states and 25697 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 17:44:26,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:26,897 INFO L93 Difference]: Finished difference Result 35657 states and 52093 transitions. [2022-12-13 17:44:26,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:44:26,898 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 112 [2022-12-13 17:44:26,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:26,955 INFO L225 Difference]: With dead ends: 35657 [2022-12-13 17:44:26,955 INFO L226 Difference]: Without dead ends: 17854 [2022-12-13 17:44:27,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:44:27,056 INFO L413 NwaCegarLoop]: 6174 mSDtfsCounter, 8 mSDsluCounter, 6166 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 12340 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:27,056 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 12340 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:44:27,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17854 states. [2022-12-13 17:44:28,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17854 to 17854. [2022-12-13 17:44:28,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17854 states, 11715 states have (on average 1.2830559112249253) internal successors, (15031), 12392 states have internal predecessors, (15031), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-12-13 17:44:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17854 states to 17854 states and 25737 transitions. [2022-12-13 17:44:28,377 INFO L78 Accepts]: Start accepts. Automaton has 17854 states and 25737 transitions. Word has length 112 [2022-12-13 17:44:28,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:28,378 INFO L495 AbstractCegarLoop]: Abstraction has 17854 states and 25737 transitions. [2022-12-13 17:44:28,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 17:44:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 17854 states and 25737 transitions. [2022-12-13 17:44:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-13 17:44:28,381 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:28,381 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:44:28,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:28,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 17:44:28,583 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:44:28,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:28,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1529278883, now seen corresponding path program 1 times [2022-12-13 17:44:28,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:28,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145495950] [2022-12-13 17:44:28,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:28,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:28,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:44:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:28,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:44:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:44:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:44:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:44:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:44:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:44:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:44:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:44:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:44:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:44:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:44:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:44:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:44:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:44:29,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:29,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145495950] [2022-12-13 17:44:29,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145495950] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:29,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:29,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:44:29,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326535583] [2022-12-13 17:44:29,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:29,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:44:29,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:29,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:44:29,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:44:29,201 INFO L87 Difference]: Start difference. First operand 17854 states and 25737 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:44:42,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:46,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:48,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:48,106 INFO L93 Difference]: Finished difference Result 18894 states and 27869 transitions. [2022-12-13 17:44:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:44:48,106 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 104 [2022-12-13 17:44:48,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:48,165 INFO L225 Difference]: With dead ends: 18894 [2022-12-13 17:44:48,165 INFO L226 Difference]: Without dead ends: 18892 [2022-12-13 17:44:48,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:44:48,174 INFO L413 NwaCegarLoop]: 1741 mSDtfsCounter, 12217 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12292 mSolverCounterSat, 8570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12577 SdHoareTripleChecker+Valid, 6194 SdHoareTripleChecker+Invalid, 20862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8570 IncrementalHoareTripleChecker+Valid, 12292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:48,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12577 Valid, 6194 Invalid, 20862 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8570 Valid, 12292 Invalid, 0 Unknown, 0 Unchecked, 17.0s Time] [2022-12-13 17:44:48,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18892 states. [2022-12-13 17:44:49,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18892 to 17852. [2022-12-13 17:44:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17852 states, 11714 states have (on average 1.2829947071879801) internal successors, (15029), 12390 states have internal predecessors, (15029), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-12-13 17:44:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17852 states to 17852 states and 25735 transitions. [2022-12-13 17:44:49,393 INFO L78 Accepts]: Start accepts. Automaton has 17852 states and 25735 transitions. Word has length 104 [2022-12-13 17:44:49,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:49,393 INFO L495 AbstractCegarLoop]: Abstraction has 17852 states and 25735 transitions. [2022-12-13 17:44:49,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:44:49,394 INFO L276 IsEmpty]: Start isEmpty. Operand 17852 states and 25735 transitions. [2022-12-13 17:44:49,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-13 17:44:49,396 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:49,396 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-13 17:44:49,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 17:44:49,396 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:44:49,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:49,396 INFO L85 PathProgramCache]: Analyzing trace with hash 758436038, now seen corresponding path program 1 times [2022-12-13 17:44:49,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:49,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611710547] [2022-12-13 17:44:49,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:49,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:44:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:44:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:44:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:44:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:44:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:44:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:44:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:44:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:44:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:44:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:44:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:44:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:44:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:44:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:44:49,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:49,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611710547] [2022-12-13 17:44:49,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611710547] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:49,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:49,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:44:49,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440225767] [2022-12-13 17:44:49,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:49,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:44:49,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:49,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:44:49,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:44:49,858 INFO L87 Difference]: Start difference. First operand 17852 states and 25735 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:45:07,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:07,330 INFO L93 Difference]: Finished difference Result 18892 states and 27867 transitions. [2022-12-13 17:45:07,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:45:07,330 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2022-12-13 17:45:07,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:07,381 INFO L225 Difference]: With dead ends: 18892 [2022-12-13 17:45:07,381 INFO L226 Difference]: Without dead ends: 18890 [2022-12-13 17:45:07,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:45:07,388 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 12182 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12315 mSolverCounterSat, 8548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12543 SdHoareTripleChecker+Valid, 6193 SdHoareTripleChecker+Invalid, 20863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8548 IncrementalHoareTripleChecker+Valid, 12315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:07,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12543 Valid, 6193 Invalid, 20863 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8548 Valid, 12315 Invalid, 0 Unknown, 0 Unchecked, 15.8s Time] [2022-12-13 17:45:07,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18890 states. [2022-12-13 17:45:08,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18890 to 17850. [2022-12-13 17:45:08,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17850 states, 11713 states have (on average 1.2829334927004183) internal successors, (15027), 12388 states have internal predecessors, (15027), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-12-13 17:45:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17850 states to 17850 states and 25733 transitions. [2022-12-13 17:45:08,682 INFO L78 Accepts]: Start accepts. Automaton has 17850 states and 25733 transitions. Word has length 106 [2022-12-13 17:45:08,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:08,682 INFO L495 AbstractCegarLoop]: Abstraction has 17850 states and 25733 transitions. [2022-12-13 17:45:08,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:45:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 17850 states and 25733 transitions. [2022-12-13 17:45:08,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-13 17:45:08,685 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:08,685 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:45:08,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 17:45:08,685 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:45:08,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:08,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1710186054, now seen corresponding path program 1 times [2022-12-13 17:45:08,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:08,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941338942] [2022-12-13 17:45:08,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:08,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:45:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:45:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 17:45:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 17:45:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:45:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:45:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:45:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:45:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:45:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:45:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:45:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:45:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:45:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 17:45:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 17:45:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 17:45:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 17:45:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:09,298 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-12-13 17:45:09,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:09,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941338942] [2022-12-13 17:45:09,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941338942] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:09,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:45:09,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:45:09,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717978602] [2022-12-13 17:45:09,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:09,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:45:09,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:09,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:45:09,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:45:09,299 INFO L87 Difference]: Start difference. First operand 17850 states and 25733 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:45:23,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:23,322 INFO L93 Difference]: Finished difference Result 36705 states and 53555 transitions. [2022-12-13 17:45:23,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 17:45:23,322 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 127 [2022-12-13 17:45:23,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:23,379 INFO L225 Difference]: With dead ends: 36705 [2022-12-13 17:45:23,379 INFO L226 Difference]: Without dead ends: 18880 [2022-12-13 17:45:23,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 17:45:23,425 INFO L413 NwaCegarLoop]: 1382 mSDtfsCounter, 12214 mSDsluCounter, 3071 mSDsCounter, 0 mSdLazyCounter, 7678 mSolverCounterSat, 8577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12585 SdHoareTripleChecker+Valid, 4453 SdHoareTripleChecker+Invalid, 16255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8577 IncrementalHoareTripleChecker+Valid, 7678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:23,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12585 Valid, 4453 Invalid, 16255 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8577 Valid, 7678 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2022-12-13 17:45:23,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18880 states. [2022-12-13 17:45:24,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18880 to 17840. [2022-12-13 17:45:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17840 states, 11704 states have (on average 1.2824675324675325) internal successors, (15010), 12378 states have internal predecessors, (15010), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-12-13 17:45:24,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17840 states to 17840 states and 25716 transitions. [2022-12-13 17:45:24,863 INFO L78 Accepts]: Start accepts. Automaton has 17840 states and 25716 transitions. Word has length 127 [2022-12-13 17:45:24,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:24,864 INFO L495 AbstractCegarLoop]: Abstraction has 17840 states and 25716 transitions. [2022-12-13 17:45:24,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:45:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 17840 states and 25716 transitions. [2022-12-13 17:45:24,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 17:45:24,866 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:24,866 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:45:24,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 17:45:24,867 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:45:24,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:24,867 INFO L85 PathProgramCache]: Analyzing trace with hash -53736539, now seen corresponding path program 1 times [2022-12-13 17:45:24,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:24,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14663274] [2022-12-13 17:45:24,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:24,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:24,941 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 17:45:24,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1371625218] [2022-12-13 17:45:24,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:24,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:45:24,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:45:24,943 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:45:24,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 17:45:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:26,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 3604 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 17:45:26,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:45:26,196 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 17:45:26,196 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:45:26,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:26,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14663274] [2022-12-13 17:45:26,197 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 17:45:26,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371625218] [2022-12-13 17:45:26,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371625218] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:26,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:45:26,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 17:45:26,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066872159] [2022-12-13 17:45:26,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:26,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:45:26,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:26,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:45:26,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:45:26,198 INFO L87 Difference]: Start difference. First operand 17840 states and 25716 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 17:45:27,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:27,700 INFO L93 Difference]: Finished difference Result 35707 states and 51506 transitions. [2022-12-13 17:45:27,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:45:27,700 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 118 [2022-12-13 17:45:27,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:27,749 INFO L225 Difference]: With dead ends: 35707 [2022-12-13 17:45:27,749 INFO L226 Difference]: Without dead ends: 17892 [2022-12-13 17:45:27,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:45:27,792 INFO L413 NwaCegarLoop]: 6162 mSDtfsCounter, 25 mSDsluCounter, 6154 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 12316 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:27,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 12316 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:45:27,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17892 states. [2022-12-13 17:45:29,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17892 to 17892. [2022-12-13 17:45:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17892 states, 11748 states have (on average 1.2827715355805243) internal successors, (15070), 12420 states have internal predecessors, (15070), 4993 states have call successors, (4993), 1091 states have call predecessors, (4993), 1131 states have return successors, (5729), 4679 states have call predecessors, (5729), 4991 states have call successors, (5729) [2022-12-13 17:45:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17892 states to 17892 states and 25792 transitions. [2022-12-13 17:45:29,598 INFO L78 Accepts]: Start accepts. Automaton has 17892 states and 25792 transitions. Word has length 118 [2022-12-13 17:45:29,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:29,599 INFO L495 AbstractCegarLoop]: Abstraction has 17892 states and 25792 transitions. [2022-12-13 17:45:29,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 17:45:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 17892 states and 25792 transitions. [2022-12-13 17:45:29,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 17:45:29,602 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:29,603 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:45:29,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 17:45:29,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:45:29,803 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:45:29,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:29,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1371395197, now seen corresponding path program 1 times [2022-12-13 17:45:29,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:29,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523645939] [2022-12-13 17:45:29,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:29,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:45:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:45:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:45:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:45:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:45:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:45:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:45:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:45:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:45:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:45:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:45:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:45:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:45:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:45:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:45:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:45:30,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:30,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523645939] [2022-12-13 17:45:30,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523645939] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:30,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:45:30,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:45:30,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28269230] [2022-12-13 17:45:30,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:30,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:45:30,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:30,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:45:30,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:45:30,376 INFO L87 Difference]: Start difference. First operand 17892 states and 25792 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 17:45:43,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:47,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:47,752 INFO L93 Difference]: Finished difference Result 18932 states and 27924 transitions. [2022-12-13 17:45:47,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:45:47,753 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 112 [2022-12-13 17:45:47,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:47,803 INFO L225 Difference]: With dead ends: 18932 [2022-12-13 17:45:47,804 INFO L226 Difference]: Without dead ends: 18930 [2022-12-13 17:45:47,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:45:47,810 INFO L413 NwaCegarLoop]: 1742 mSDtfsCounter, 12189 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12261 mSolverCounterSat, 8585 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12547 SdHoareTripleChecker+Valid, 6195 SdHoareTripleChecker+Invalid, 20846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8585 IncrementalHoareTripleChecker+Valid, 12261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:47,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12547 Valid, 6195 Invalid, 20846 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8585 Valid, 12261 Invalid, 0 Unknown, 0 Unchecked, 15.4s Time] [2022-12-13 17:45:47,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18930 states. [2022-12-13 17:45:49,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18930 to 17890. [2022-12-13 17:45:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17890 states, 11747 states have (on average 1.2827104792713033) internal successors, (15068), 12418 states have internal predecessors, (15068), 4993 states have call successors, (4993), 1091 states have call predecessors, (4993), 1131 states have return successors, (5729), 4679 states have call predecessors, (5729), 4991 states have call successors, (5729) [2022-12-13 17:45:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17890 states to 17890 states and 25790 transitions. [2022-12-13 17:45:49,235 INFO L78 Accepts]: Start accepts. Automaton has 17890 states and 25790 transitions. Word has length 112 [2022-12-13 17:45:49,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:49,235 INFO L495 AbstractCegarLoop]: Abstraction has 17890 states and 25790 transitions. [2022-12-13 17:45:49,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 17:45:49,236 INFO L276 IsEmpty]: Start isEmpty. Operand 17890 states and 25790 transitions. [2022-12-13 17:45:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-13 17:45:49,238 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:49,238 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:45:49,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 17:45:49,239 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:45:49,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:49,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1542518013, now seen corresponding path program 1 times [2022-12-13 17:45:49,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:49,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482612116] [2022-12-13 17:45:49,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:49,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:49,316 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 17:45:49,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [682215807] [2022-12-13 17:45:49,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:49,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:45:49,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:45:49,317 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:45:49,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 17:45:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:50,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 3653 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-13 17:45:50,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:45:50,535 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-13 17:45:50,535 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:45:50,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:50,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482612116] [2022-12-13 17:45:50,535 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 17:45:50,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682215807] [2022-12-13 17:45:50,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682215807] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:50,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:45:50,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 17:45:50,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169743244] [2022-12-13 17:45:50,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:50,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 17:45:50,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:50,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 17:45:50,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:45:50,538 INFO L87 Difference]: Start difference. First operand 17890 states and 25790 transitions. Second operand has 11 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2022-12-13 17:45:54,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:54,796 INFO L93 Difference]: Finished difference Result 38901 states and 57090 transitions. [2022-12-13 17:45:54,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 17:45:54,796 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) Word has length 131 [2022-12-13 17:45:54,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:54,862 INFO L225 Difference]: With dead ends: 38901 [2022-12-13 17:45:54,862 INFO L226 Difference]: Without dead ends: 21036 [2022-12-13 17:45:54,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2022-12-13 17:45:54,914 INFO L413 NwaCegarLoop]: 11642 mSDtfsCounter, 9763 mSDsluCounter, 98103 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 1990 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9764 SdHoareTripleChecker+Valid, 109745 SdHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1990 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:54,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9764 Valid, 109745 Invalid, 3049 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1990 Valid, 1059 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-12-13 17:45:54,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21036 states. [2022-12-13 17:45:56,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21036 to 17964. [2022-12-13 17:45:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17964 states, 11803 states have (on average 1.2827247310005931) internal successors, (15140), 12478 states have internal predecessors, (15140), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1135 states have return successors, (5733), 4691 states have call predecessors, (5733), 5005 states have call successors, (5733) [2022-12-13 17:45:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17964 states to 17964 states and 25880 transitions. [2022-12-13 17:45:56,600 INFO L78 Accepts]: Start accepts. Automaton has 17964 states and 25880 transitions. Word has length 131 [2022-12-13 17:45:56,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:56,601 INFO L495 AbstractCegarLoop]: Abstraction has 17964 states and 25880 transitions. [2022-12-13 17:45:56,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2022-12-13 17:45:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 17964 states and 25880 transitions. [2022-12-13 17:45:56,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-13 17:45:56,604 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:56,605 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 17:45:56,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 17:45:56,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-13 17:45:56,806 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:45:56,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:56,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1009858759, now seen corresponding path program 1 times [2022-12-13 17:45:56,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:56,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611264326] [2022-12-13 17:45:56,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:56,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:45:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:45:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 17:45:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 17:45:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:45:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:45:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:45:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:45:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:45:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:45:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:45:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:45:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:45:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 17:45:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 17:45:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 17:45:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 17:45:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:45:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:45:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-13 17:45:57,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:57,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611264326] [2022-12-13 17:45:57,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611264326] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:45:57,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187882539] [2022-12-13 17:45:57,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:57,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:45:57,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:45:57,535 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:45:57,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 17:45:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:58,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 3759 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 17:45:58,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:45:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-12-13 17:45:58,751 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:45:58,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1187882539] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:58,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 17:45:58,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-12-13 17:45:58,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476231277] [2022-12-13 17:45:58,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:58,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:45:58,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:58,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:45:58,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:45:58,752 INFO L87 Difference]: Start difference. First operand 17964 states and 25880 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 17:46:00,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:46:00,573 INFO L93 Difference]: Finished difference Result 35893 states and 51717 transitions. [2022-12-13 17:46:00,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:46:00,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 136 [2022-12-13 17:46:00,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:46:00,624 INFO L225 Difference]: With dead ends: 35893 [2022-12-13 17:46:00,624 INFO L226 Difference]: Without dead ends: 17954 [2022-12-13 17:46:00,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:46:00,667 INFO L413 NwaCegarLoop]: 6151 mSDtfsCounter, 6128 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6128 SdHoareTripleChecker+Valid, 6151 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:46:00,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6128 Valid, 6151 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:46:00,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17954 states. [2022-12-13 17:46:02,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17954 to 17954. [2022-12-13 17:46:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17954 states, 11794 states have (on average 1.282262167203663) internal successors, (15123), 12468 states have internal predecessors, (15123), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1135 states have return successors, (5733), 4691 states have call predecessors, (5733), 5005 states have call successors, (5733) [2022-12-13 17:46:02,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17954 states to 17954 states and 25863 transitions. [2022-12-13 17:46:02,356 INFO L78 Accepts]: Start accepts. Automaton has 17954 states and 25863 transitions. Word has length 136 [2022-12-13 17:46:02,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:46:02,357 INFO L495 AbstractCegarLoop]: Abstraction has 17954 states and 25863 transitions. [2022-12-13 17:46:02,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 17:46:02,357 INFO L276 IsEmpty]: Start isEmpty. Operand 17954 states and 25863 transitions. [2022-12-13 17:46:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 17:46:02,359 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:46:02,360 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:46:02,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 17:46:02,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-13 17:46:02,561 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:46:02,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:46:02,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1248914556, now seen corresponding path program 1 times [2022-12-13 17:46:02,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:46:02,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951944180] [2022-12-13 17:46:02,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:46:02,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:46:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:46:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:46:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:46:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:46:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:46:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:46:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:46:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:46:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:46:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:46:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:46:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:46:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:46:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:46:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:46:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:46:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:46:03,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:46:03,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951944180] [2022-12-13 17:46:03,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951944180] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:46:03,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:46:03,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:46:03,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242608522] [2022-12-13 17:46:03,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:46:03,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:46:03,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:46:03,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:46:03,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:46:03,070 INFO L87 Difference]: Start difference. First operand 17954 states and 25863 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 17:46:16,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:18,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:20,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:22,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:46:22,559 INFO L93 Difference]: Finished difference Result 18994 states and 27995 transitions. [2022-12-13 17:46:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:46:22,559 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 118 [2022-12-13 17:46:22,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:46:22,618 INFO L225 Difference]: With dead ends: 18994 [2022-12-13 17:46:22,618 INFO L226 Difference]: Without dead ends: 18992 [2022-12-13 17:46:22,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:46:22,628 INFO L413 NwaCegarLoop]: 1741 mSDtfsCounter, 12137 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12284 mSolverCounterSat, 8555 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12495 SdHoareTripleChecker+Valid, 6194 SdHoareTripleChecker+Invalid, 20840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8555 IncrementalHoareTripleChecker+Valid, 12284 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:46:22,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12495 Valid, 6194 Invalid, 20840 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8555 Valid, 12284 Invalid, 1 Unknown, 0 Unchecked, 17.1s Time] [2022-12-13 17:46:22,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18992 states. [2022-12-13 17:46:24,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18992 to 17952. [2022-12-13 17:46:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17952 states, 11793 states have (on average 1.2822013058594082) internal successors, (15121), 12466 states have internal predecessors, (15121), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1135 states have return successors, (5733), 4691 states have call predecessors, (5733), 5005 states have call successors, (5733) [2022-12-13 17:46:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17952 states to 17952 states and 25861 transitions. [2022-12-13 17:46:24,387 INFO L78 Accepts]: Start accepts. Automaton has 17952 states and 25861 transitions. Word has length 118 [2022-12-13 17:46:24,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:46:24,387 INFO L495 AbstractCegarLoop]: Abstraction has 17952 states and 25861 transitions. [2022-12-13 17:46:24,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 17:46:24,388 INFO L276 IsEmpty]: Start isEmpty. Operand 17952 states and 25861 transitions. [2022-12-13 17:46:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-13 17:46:24,391 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:46:24,391 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:46:24,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 17:46:24,391 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:46:24,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:46:24,391 INFO L85 PathProgramCache]: Analyzing trace with hash 340679386, now seen corresponding path program 1 times [2022-12-13 17:46:24,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:46:24,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777670471] [2022-12-13 17:46:24,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:46:24,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:46:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:46:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:46:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:46:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:46:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:46:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:46:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:46:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:46:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 17:46:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:46:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:46:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:46:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 17:46:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 17:46:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 17:46:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 17:46:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-13 17:46:24,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:46:24,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777670471] [2022-12-13 17:46:24,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777670471] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:46:24,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:46:24,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 17:46:24,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847055878] [2022-12-13 17:46:24,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:46:24,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 17:46:24,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:46:24,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 17:46:24,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 17:46:24,955 INFO L87 Difference]: Start difference. First operand 17952 states and 25861 transitions. Second operand has 9 states, 8 states have (on average 8.625) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 17:46:43,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:50,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:46:50,077 INFO L93 Difference]: Finished difference Result 20375 states and 31931 transitions. [2022-12-13 17:46:50,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 17:46:50,077 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 8.625) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 132 [2022-12-13 17:46:50,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:46:50,147 INFO L225 Difference]: With dead ends: 20375 [2022-12-13 17:46:50,147 INFO L226 Difference]: Without dead ends: 20373 [2022-12-13 17:46:50,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=132, Invalid=288, Unknown=0, NotChecked=0, Total=420 [2022-12-13 17:46:50,157 INFO L413 NwaCegarLoop]: 1744 mSDtfsCounter, 11151 mSDsluCounter, 8246 mSDsCounter, 0 mSdLazyCounter, 23824 mSolverCounterSat, 9583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11151 SdHoareTripleChecker+Valid, 9990 SdHoareTripleChecker+Invalid, 33407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9583 IncrementalHoareTripleChecker+Valid, 23824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:46:50,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11151 Valid, 9990 Invalid, 33407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9583 Valid, 23824 Invalid, 0 Unknown, 0 Unchecked, 22.1s Time] [2022-12-13 17:46:50,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20373 states. [2022-12-13 17:46:51,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20373 to 17966. [2022-12-13 17:46:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17966 states, 11801 states have (on average 1.2815015676637573) internal successors, (15123), 12479 states have internal predecessors, (15123), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1141 states have return successors, (5753), 4692 states have call predecessors, (5753), 5005 states have call successors, (5753) [2022-12-13 17:46:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17966 states to 17966 states and 25883 transitions. [2022-12-13 17:46:52,023 INFO L78 Accepts]: Start accepts. Automaton has 17966 states and 25883 transitions. Word has length 132 [2022-12-13 17:46:52,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:46:52,023 INFO L495 AbstractCegarLoop]: Abstraction has 17966 states and 25883 transitions. [2022-12-13 17:46:52,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 8.625) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 17:46:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 17966 states and 25883 transitions. [2022-12-13 17:46:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-13 17:46:52,027 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:46:52,027 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1] [2022-12-13 17:46:52,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 17:46:52,027 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:46:52,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:46:52,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1560115799, now seen corresponding path program 1 times [2022-12-13 17:46:52,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:46:52,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371432557] [2022-12-13 17:46:52,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:46:52,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:46:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:46:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:46:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:46:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:46:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:46:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:46:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:46:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:46:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:46:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:46:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:46:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:46:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:46:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:46:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:46:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:46:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:46:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:46:52,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:46:52,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371432557] [2022-12-13 17:46:52,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371432557] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:46:52,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:46:52,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:46:52,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197647111] [2022-12-13 17:46:52,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:46:52,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:46:52,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:46:52,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:46:52,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:46:52,545 INFO L87 Difference]: Start difference. First operand 17966 states and 25883 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 17:47:05,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:07,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:09,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:47:09,972 INFO L93 Difference]: Finished difference Result 19006 states and 28021 transitions. [2022-12-13 17:47:09,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:47:09,972 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 124 [2022-12-13 17:47:09,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:47:10,023 INFO L225 Difference]: With dead ends: 19006 [2022-12-13 17:47:10,023 INFO L226 Difference]: Without dead ends: 19004 [2022-12-13 17:47:10,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:47:10,031 INFO L413 NwaCegarLoop]: 1738 mSDtfsCounter, 12162 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12238 mSolverCounterSat, 8566 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12522 SdHoareTripleChecker+Valid, 6191 SdHoareTripleChecker+Invalid, 20804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8566 IncrementalHoareTripleChecker+Valid, 12238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:47:10,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12522 Valid, 6191 Invalid, 20804 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8566 Valid, 12238 Invalid, 0 Unknown, 0 Unchecked, 15.1s Time] [2022-12-13 17:47:10,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19004 states. [2022-12-13 17:47:11,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19004 to 17964. [2022-12-13 17:47:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17964 states, 11800 states have (on average 1.2814406779661016) internal successors, (15121), 12477 states have internal predecessors, (15121), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1141 states have return successors, (5753), 4692 states have call predecessors, (5753), 5005 states have call successors, (5753) [2022-12-13 17:47:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17964 states to 17964 states and 25881 transitions. [2022-12-13 17:47:11,915 INFO L78 Accepts]: Start accepts. Automaton has 17964 states and 25881 transitions. Word has length 124 [2022-12-13 17:47:11,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:47:11,915 INFO L495 AbstractCegarLoop]: Abstraction has 17964 states and 25881 transitions. [2022-12-13 17:47:11,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 17:47:11,916 INFO L276 IsEmpty]: Start isEmpty. Operand 17964 states and 25881 transitions. [2022-12-13 17:47:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-13 17:47:11,919 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:47:11,919 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:47:11,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-13 17:47:11,919 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:47:11,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:47:11,919 INFO L85 PathProgramCache]: Analyzing trace with hash -372569516, now seen corresponding path program 1 times [2022-12-13 17:47:11,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:47:11,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140247234] [2022-12-13 17:47:11,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:47:11,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:47:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:47:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:47:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:47:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:47:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:47:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:47:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:47:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:47:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 17:47:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:47:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:47:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:47:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 17:47:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 17:47:12,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:47:12,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140247234] [2022-12-13 17:47:12,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140247234] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:47:12,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:47:12,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:47:12,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067694540] [2022-12-13 17:47:12,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:47:12,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:47:12,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:47:12,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:47:12,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:47:12,479 INFO L87 Difference]: Start difference. First operand 17964 states and 25881 transitions. Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:47:27,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:29,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:31,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:34,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:47:34,199 INFO L93 Difference]: Finished difference Result 36901 states and 54451 transitions. [2022-12-13 17:47:34,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 17:47:34,200 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 136 [2022-12-13 17:47:34,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:47:34,259 INFO L225 Difference]: With dead ends: 36901 [2022-12-13 17:47:34,259 INFO L226 Difference]: Without dead ends: 18962 [2022-12-13 17:47:34,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-12-13 17:47:34,313 INFO L413 NwaCegarLoop]: 1736 mSDtfsCounter, 7888 mSDsluCounter, 5835 mSDsCounter, 0 mSdLazyCounter, 17057 mSolverCounterSat, 6574 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7888 SdHoareTripleChecker+Valid, 7571 SdHoareTripleChecker+Invalid, 23631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6574 IncrementalHoareTripleChecker+Valid, 17057 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:47:34,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7888 Valid, 7571 Invalid, 23631 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6574 Valid, 17057 Invalid, 0 Unknown, 0 Unchecked, 19.1s Time] [2022-12-13 17:47:34,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18962 states. [2022-12-13 17:47:36,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18962 to 17912. [2022-12-13 17:47:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17912 states, 11772 states have (on average 1.2809208290859666) internal successors, (15079), 12447 states have internal predecessors, (15079), 4985 states have call successors, (4985), 1095 states have call predecessors, (4985), 1139 states have return successors, (5652), 4670 states have call predecessors, (5652), 4983 states have call successors, (5652) [2022-12-13 17:47:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17912 states to 17912 states and 25716 transitions. [2022-12-13 17:47:36,232 INFO L78 Accepts]: Start accepts. Automaton has 17912 states and 25716 transitions. Word has length 136 [2022-12-13 17:47:36,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:47:36,232 INFO L495 AbstractCegarLoop]: Abstraction has 17912 states and 25716 transitions. [2022-12-13 17:47:36,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:47:36,233 INFO L276 IsEmpty]: Start isEmpty. Operand 17912 states and 25716 transitions. [2022-12-13 17:47:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-13 17:47:36,236 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:47:36,236 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:47:36,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 17:47:36,236 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:47:36,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:47:36,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1387547538, now seen corresponding path program 1 times [2022-12-13 17:47:36,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:47:36,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158546927] [2022-12-13 17:47:36,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:47:36,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:47:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:47:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:47:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:47:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:47:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:47:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:47:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:47:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 17:47:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 17:47:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:47:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:47:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:47:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 17:47:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 17:47:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 17:47:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 17:47:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-13 17:47:37,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:47:37,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158546927] [2022-12-13 17:47:37,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158546927] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:47:37,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791693419] [2022-12-13 17:47:37,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:47:37,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:47:37,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:47:37,929 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:47:37,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 17:47:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:39,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 3844 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-13 17:47:39,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:47:39,613 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-13 17:47:39,613 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:47:39,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791693419] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:47:39,614 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 17:47:39,614 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [18] total 27 [2022-12-13 17:47:39,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142065901] [2022-12-13 17:47:39,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:47:39,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-13 17:47:39,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:47:39,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 17:47:39,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=644, Unknown=0, NotChecked=0, Total=702 [2022-12-13 17:47:39,615 INFO L87 Difference]: Start difference. First operand 17912 states and 25716 transitions. Second operand has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-12-13 17:47:42,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:47:42,103 INFO L93 Difference]: Finished difference Result 33618 states and 48165 transitions. [2022-12-13 17:47:42,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 17:47:42,104 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) Word has length 137 [2022-12-13 17:47:42,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:47:42,158 INFO L225 Difference]: With dead ends: 33618 [2022-12-13 17:47:42,158 INFO L226 Difference]: Without dead ends: 17952 [2022-12-13 17:47:42,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=145, Invalid=1045, Unknown=0, NotChecked=0, Total=1190 [2022-12-13 17:47:42,201 INFO L413 NwaCegarLoop]: 6127 mSDtfsCounter, 55 mSDsluCounter, 73279 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 79406 SdHoareTripleChecker+Invalid, 786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:47:42,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 79406 Invalid, 786 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [160 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 17:47:42,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17952 states. [2022-12-13 17:47:44,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17952 to 17924. [2022-12-13 17:47:44,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17924 states, 11780 states have (on average 1.280730050933786) internal successors, (15087), 12455 states have internal predecessors, (15087), 4989 states have call successors, (4989), 1095 states have call predecessors, (4989), 1139 states have return successors, (5656), 4674 states have call predecessors, (5656), 4987 states have call successors, (5656) [2022-12-13 17:47:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17924 states to 17924 states and 25732 transitions. [2022-12-13 17:47:44,092 INFO L78 Accepts]: Start accepts. Automaton has 17924 states and 25732 transitions. Word has length 137 [2022-12-13 17:47:44,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:47:44,092 INFO L495 AbstractCegarLoop]: Abstraction has 17924 states and 25732 transitions. [2022-12-13 17:47:44,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-12-13 17:47:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 17924 states and 25732 transitions. [2022-12-13 17:47:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-13 17:47:44,095 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:47:44,095 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:47:44,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 17:47:44,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-12-13 17:47:44,296 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:47:44,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:47:44,296 INFO L85 PathProgramCache]: Analyzing trace with hash -61519130, now seen corresponding path program 1 times [2022-12-13 17:47:44,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:47:44,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821463425] [2022-12-13 17:47:44,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:47:44,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:47:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:47:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:47:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:47:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:47:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:47:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:47:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:47:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:47:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:47:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:47:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:47:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:47:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:47:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:47:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:47:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:47:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:47:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:47:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:47:44,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:47:44,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821463425] [2022-12-13 17:47:44,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821463425] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:47:44,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:47:44,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:47:44,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015993162] [2022-12-13 17:47:44,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:47:44,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:47:44,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:47:44,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:47:44,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:47:44,844 INFO L87 Difference]: Start difference. First operand 17924 states and 25732 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 17:48:03,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:48:03,356 INFO L93 Difference]: Finished difference Result 18974 states and 27817 transitions. [2022-12-13 17:48:03,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:48:03,356 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2022-12-13 17:48:03,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:48:03,405 INFO L225 Difference]: With dead ends: 18974 [2022-12-13 17:48:03,406 INFO L226 Difference]: Without dead ends: 18972 [2022-12-13 17:48:03,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:48:03,412 INFO L413 NwaCegarLoop]: 1738 mSDtfsCounter, 12098 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12247 mSolverCounterSat, 8542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12457 SdHoareTripleChecker+Valid, 6191 SdHoareTripleChecker+Invalid, 20789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8542 IncrementalHoareTripleChecker+Valid, 12247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:48:03,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12457 Valid, 6191 Invalid, 20789 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8542 Valid, 12247 Invalid, 0 Unknown, 0 Unchecked, 15.9s Time] [2022-12-13 17:48:03,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18972 states. [2022-12-13 17:48:05,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18972 to 17922. [2022-12-13 17:48:05,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17922 states, 11779 states have (on average 1.2806689871805756) internal successors, (15085), 12453 states have internal predecessors, (15085), 4989 states have call successors, (4989), 1095 states have call predecessors, (4989), 1139 states have return successors, (5656), 4674 states have call predecessors, (5656), 4987 states have call successors, (5656) [2022-12-13 17:48:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17922 states to 17922 states and 25730 transitions. [2022-12-13 17:48:05,373 INFO L78 Accepts]: Start accepts. Automaton has 17922 states and 25730 transitions. Word has length 130 [2022-12-13 17:48:05,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:48:05,373 INFO L495 AbstractCegarLoop]: Abstraction has 17922 states and 25730 transitions. [2022-12-13 17:48:05,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 17:48:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 17922 states and 25730 transitions. [2022-12-13 17:48:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-13 17:48:05,376 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:48:05,376 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:48:05,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-13 17:48:05,376 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:48:05,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:48:05,377 INFO L85 PathProgramCache]: Analyzing trace with hash -540096819, now seen corresponding path program 1 times [2022-12-13 17:48:05,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:48:05,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190607932] [2022-12-13 17:48:05,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:48:05,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:48:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:48:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:48:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:48:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:48:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:48:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:48:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:48:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:48:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:48:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:48:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:48:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:48:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:48:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:48:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:48:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:48:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:48:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:48:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:48:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:48:05,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:48:05,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190607932] [2022-12-13 17:48:05,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190607932] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:48:05,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:48:05,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:48:05,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108176065] [2022-12-13 17:48:05,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:48:05,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:48:05,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:48:05,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:48:05,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:48:05,925 INFO L87 Difference]: Start difference. First operand 17922 states and 25730 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 17:48:20,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:21,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:24,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:48:24,414 INFO L93 Difference]: Finished difference Result 18972 states and 27815 transitions. [2022-12-13 17:48:24,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:48:24,415 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136 [2022-12-13 17:48:24,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:48:24,466 INFO L225 Difference]: With dead ends: 18972 [2022-12-13 17:48:24,466 INFO L226 Difference]: Without dead ends: 18970 [2022-12-13 17:48:24,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:48:24,474 INFO L413 NwaCegarLoop]: 1737 mSDtfsCounter, 12096 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12231 mSolverCounterSat, 8545 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12455 SdHoareTripleChecker+Valid, 6190 SdHoareTripleChecker+Invalid, 20777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8545 IncrementalHoareTripleChecker+Valid, 12231 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:48:24,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12455 Valid, 6190 Invalid, 20777 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8545 Valid, 12231 Invalid, 1 Unknown, 0 Unchecked, 15.9s Time] [2022-12-13 17:48:24,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18970 states. [2022-12-13 17:48:26,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18970 to 17920. [2022-12-13 17:48:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17920 states, 11778 states have (on average 1.2806079130582442) internal successors, (15083), 12451 states have internal predecessors, (15083), 4989 states have call successors, (4989), 1095 states have call predecessors, (4989), 1139 states have return successors, (5656), 4674 states have call predecessors, (5656), 4987 states have call successors, (5656) [2022-12-13 17:48:26,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17920 states to 17920 states and 25728 transitions. [2022-12-13 17:48:26,510 INFO L78 Accepts]: Start accepts. Automaton has 17920 states and 25728 transitions. Word has length 136 [2022-12-13 17:48:26,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:48:26,510 INFO L495 AbstractCegarLoop]: Abstraction has 17920 states and 25728 transitions. [2022-12-13 17:48:26,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 17:48:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 17920 states and 25728 transitions. [2022-12-13 17:48:26,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-13 17:48:26,514 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:48:26,514 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:48:26,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-13 17:48:26,514 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:48:26,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:48:26,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1616435357, now seen corresponding path program 1 times [2022-12-13 17:48:26,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:48:26,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446841037] [2022-12-13 17:48:26,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:48:26,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:48:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:48:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:48:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 17:48:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 17:48:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 17:48:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 17:48:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 17:48:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 17:48:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 17:48:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 17:48:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 17:48:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:48:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:48:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:48:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 17:48:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 17:48:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 17:48:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 17:48:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-12-13 17:48:27,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:48:27,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446841037] [2022-12-13 17:48:27,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446841037] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:48:27,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:48:27,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 17:48:27,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445220822] [2022-12-13 17:48:27,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:48:27,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 17:48:27,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:48:27,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 17:48:27,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-13 17:48:27,276 INFO L87 Difference]: Start difference. First operand 17920 states and 25728 transitions. Second operand has 10 states, 9 states have (on average 8.88888888888889) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 17:48:50,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:56,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:48:56,245 INFO L93 Difference]: Finished difference Result 37947 states and 55827 transitions. [2022-12-13 17:48:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 17:48:56,245 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.88888888888889) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 153 [2022-12-13 17:48:56,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:48:56,304 INFO L225 Difference]: With dead ends: 37947 [2022-12-13 17:48:56,304 INFO L226 Difference]: Without dead ends: 20048 [2022-12-13 17:48:56,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2022-12-13 17:48:56,346 INFO L413 NwaCegarLoop]: 1735 mSDtfsCounter, 11690 mSDsluCounter, 9596 mSDsCounter, 0 mSdLazyCounter, 28975 mSolverCounterSat, 9735 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11693 SdHoareTripleChecker+Valid, 11331 SdHoareTripleChecker+Invalid, 38710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9735 IncrementalHoareTripleChecker+Valid, 28975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2022-12-13 17:48:56,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11693 Valid, 11331 Invalid, 38710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9735 Valid, 28975 Invalid, 0 Unknown, 0 Unchecked, 25.5s Time] [2022-12-13 17:48:56,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20048 states. [2022-12-13 17:48:58,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20048 to 18482. [2022-12-13 17:48:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18482 states, 12133 states have (on average 1.2783318223028106) internal successors, (15510), 12847 states have internal predecessors, (15510), 5138 states have call successors, (5138), 1121 states have call predecessors, (5138), 1197 states have return successors, (6043), 4836 states have call predecessors, (6043), 5136 states have call successors, (6043) [2022-12-13 17:48:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18482 states to 18482 states and 26691 transitions. [2022-12-13 17:48:58,634 INFO L78 Accepts]: Start accepts. Automaton has 18482 states and 26691 transitions. Word has length 153 [2022-12-13 17:48:58,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:48:58,634 INFO L495 AbstractCegarLoop]: Abstraction has 18482 states and 26691 transitions. [2022-12-13 17:48:58,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.88888888888889) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 17:48:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand 18482 states and 26691 transitions. [2022-12-13 17:48:58,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-13 17:48:58,637 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:48:58,637 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:48:58,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-13 17:48:58,637 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:48:58,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:48:58,637 INFO L85 PathProgramCache]: Analyzing trace with hash 128480692, now seen corresponding path program 1 times [2022-12-13 17:48:58,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:48:58,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54008101] [2022-12-13 17:48:58,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:48:58,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:48:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:58,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:48:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:48:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:48:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:48:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:48:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:48:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:48:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:48:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:48:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:48:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:48:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:48:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:48:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:48:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:48:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:48:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:48:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:48:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:48:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 17:48:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:48:59,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:48:59,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54008101] [2022-12-13 17:48:59,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54008101] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:48:59,223 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:48:59,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:48:59,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236760838] [2022-12-13 17:48:59,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:48:59,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:48:59,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:48:59,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:48:59,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:48:59,224 INFO L87 Difference]: Start difference. First operand 18482 states and 26691 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 17:49:17,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:49:17,722 INFO L93 Difference]: Finished difference Result 20003 states and 30047 transitions. [2022-12-13 17:49:17,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:49:17,722 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 142 [2022-12-13 17:49:17,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:49:17,778 INFO L225 Difference]: With dead ends: 20003 [2022-12-13 17:49:17,778 INFO L226 Difference]: Without dead ends: 20001 [2022-12-13 17:49:17,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:49:17,785 INFO L413 NwaCegarLoop]: 1738 mSDtfsCounter, 12082 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12234 mSolverCounterSat, 8545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12439 SdHoareTripleChecker+Valid, 6191 SdHoareTripleChecker+Invalid, 20779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8545 IncrementalHoareTripleChecker+Valid, 12234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:49:17,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12439 Valid, 6191 Invalid, 20779 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8545 Valid, 12234 Invalid, 0 Unknown, 0 Unchecked, 15.0s Time] [2022-12-13 17:49:17,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20001 states. [2022-12-13 17:49:20,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20001 to 18480. [2022-12-13 17:49:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18480 states, 12132 states have (on average 1.2781899109792285) internal successors, (15507), 12845 states have internal predecessors, (15507), 5138 states have call successors, (5138), 1121 states have call predecessors, (5138), 1197 states have return successors, (6043), 4836 states have call predecessors, (6043), 5136 states have call successors, (6043) [2022-12-13 17:49:20,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18480 states to 18480 states and 26688 transitions. [2022-12-13 17:49:20,271 INFO L78 Accepts]: Start accepts. Automaton has 18480 states and 26688 transitions. Word has length 142 [2022-12-13 17:49:20,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:49:20,272 INFO L495 AbstractCegarLoop]: Abstraction has 18480 states and 26688 transitions. [2022-12-13 17:49:20,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 17:49:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 18480 states and 26688 transitions. [2022-12-13 17:49:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-13 17:49:20,275 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:49:20,275 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:49:20,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-13 17:49:20,275 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:49:20,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:49:20,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1869868663, now seen corresponding path program 1 times [2022-12-13 17:49:20,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:49:20,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316812341] [2022-12-13 17:49:20,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:20,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:49:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:49:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:49:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:49:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:49:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:49:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:49:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:49:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:49:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:49:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:49:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:49:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:49:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:49:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:49:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:20,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:49:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:49:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:49:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:49:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:49:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 17:49:21,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:49:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:49:21,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:49:21,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316812341] [2022-12-13 17:49:21,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316812341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:49:21,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:49:21,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:49:21,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130789144] [2022-12-13 17:49:21,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:49:21,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:49:21,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:49:21,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:49:21,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:49:21,055 INFO L87 Difference]: Start difference. First operand 18480 states and 26688 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 17:49:34,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:35,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:37,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:39,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:41,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:49:41,906 INFO L93 Difference]: Finished difference Result 20001 states and 30044 transitions. [2022-12-13 17:49:41,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:49:41,907 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2022-12-13 17:49:41,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:49:41,963 INFO L225 Difference]: With dead ends: 20001 [2022-12-13 17:49:41,963 INFO L226 Difference]: Without dead ends: 19999 [2022-12-13 17:49:41,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:49:41,970 INFO L413 NwaCegarLoop]: 1738 mSDtfsCounter, 12068 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12236 mSolverCounterSat, 8542 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12424 SdHoareTripleChecker+Valid, 6191 SdHoareTripleChecker+Invalid, 20779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8542 IncrementalHoareTripleChecker+Valid, 12236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2022-12-13 17:49:41,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12424 Valid, 6191 Invalid, 20779 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8542 Valid, 12236 Invalid, 1 Unknown, 0 Unchecked, 17.8s Time] [2022-12-13 17:49:41,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19999 states. [2022-12-13 17:49:44,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19999 to 18478. [2022-12-13 17:49:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18478 states, 12131 states have (on average 1.2780479762591708) internal successors, (15504), 12843 states have internal predecessors, (15504), 5138 states have call successors, (5138), 1121 states have call predecessors, (5138), 1197 states have return successors, (6043), 4836 states have call predecessors, (6043), 5136 states have call successors, (6043) [2022-12-13 17:49:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18478 states to 18478 states and 26685 transitions. [2022-12-13 17:49:44,521 INFO L78 Accepts]: Start accepts. Automaton has 18478 states and 26685 transitions. Word has length 148 [2022-12-13 17:49:44,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:49:44,521 INFO L495 AbstractCegarLoop]: Abstraction has 18478 states and 26685 transitions. [2022-12-13 17:49:44,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 17:49:44,521 INFO L276 IsEmpty]: Start isEmpty. Operand 18478 states and 26685 transitions. [2022-12-13 17:49:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-13 17:49:44,525 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:49:44,525 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:49:44,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-12-13 17:49:44,525 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:49:44,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:49:44,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1327105461, now seen corresponding path program 1 times [2022-12-13 17:49:44,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:49:44,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549293291] [2022-12-13 17:49:44,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:44,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:49:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:49:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:49:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 17:49:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:49:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:49:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 17:49:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 17:49:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 17:49:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:49:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:49:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:49:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:49:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 17:49:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 17:49:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:49:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:49:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:49:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 17:49:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 17:49:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 17:49:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 17:49:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-13 17:49:46,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:49:46,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549293291] [2022-12-13 17:49:46,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549293291] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:49:46,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936220294] [2022-12-13 17:49:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:46,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:49:46,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:49:46,346 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:49:46,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 17:49:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:47,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 4020 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 17:49:47,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:49:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-13 17:49:47,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:49:47,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936220294] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:49:47,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 17:49:47,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 12 [2022-12-13 17:49:47,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872369730] [2022-12-13 17:49:47,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:49:47,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 17:49:47,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:49:47,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 17:49:47,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:49:47,709 INFO L87 Difference]: Start difference. First operand 18478 states and 26685 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 7 states have internal predecessors, (92), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:49:52,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:49:52,223 INFO L93 Difference]: Finished difference Result 40345 states and 58708 transitions. [2022-12-13 17:49:52,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 17:49:52,224 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 7 states have internal predecessors, (92), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 169 [2022-12-13 17:49:52,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:49:52,301 INFO L225 Difference]: With dead ends: 40345 [2022-12-13 17:49:52,301 INFO L226 Difference]: Without dead ends: 24256 [2022-12-13 17:49:52,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-12-13 17:49:52,347 INFO L413 NwaCegarLoop]: 6589 mSDtfsCounter, 3447 mSDsluCounter, 40347 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 914 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3675 SdHoareTripleChecker+Valid, 46936 SdHoareTripleChecker+Invalid, 1234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 914 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-13 17:49:52,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3675 Valid, 46936 Invalid, 1234 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [914 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-13 17:49:52,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24256 states. [2022-12-13 17:49:54,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24256 to 18481. [2022-12-13 17:49:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18481 states, 12134 states have (on average 1.2779792319103347) internal successors, (15507), 12846 states have internal predecessors, (15507), 5138 states have call successors, (5138), 1121 states have call predecessors, (5138), 1197 states have return successors, (6043), 4836 states have call predecessors, (6043), 5136 states have call successors, (6043) [2022-12-13 17:49:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18481 states to 18481 states and 26688 transitions. [2022-12-13 17:49:55,076 INFO L78 Accepts]: Start accepts. Automaton has 18481 states and 26688 transitions. Word has length 169 [2022-12-13 17:49:55,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:49:55,076 INFO L495 AbstractCegarLoop]: Abstraction has 18481 states and 26688 transitions. [2022-12-13 17:49:55,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 7 states have internal predecessors, (92), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:49:55,077 INFO L276 IsEmpty]: Start isEmpty. Operand 18481 states and 26688 transitions. [2022-12-13 17:49:55,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-12-13 17:49:55,080 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:49:55,080 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:49:55,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 17:49:55,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-12-13 17:49:55,282 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:49:55,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:49:55,283 INFO L85 PathProgramCache]: Analyzing trace with hash 286391905, now seen corresponding path program 1 times [2022-12-13 17:49:55,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:49:55,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891120588] [2022-12-13 17:49:55,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:55,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:49:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:49:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:49:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:49:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:49:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:49:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:49:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:49:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:49:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:49:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:49:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:49:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:49:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:49:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:49:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:49:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:49:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:49:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:49:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:49:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 17:49:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:49:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 17:49:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:49:55,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:49:55,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891120588] [2022-12-13 17:49:55,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891120588] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:49:55,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:49:55,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:49:55,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381563381] [2022-12-13 17:49:55,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:49:55,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:49:55,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:49:55,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:49:55,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:49:55,841 INFO L87 Difference]: Start difference. First operand 18481 states and 26688 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:50:10,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:50:14,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:50:14,936 INFO L93 Difference]: Finished difference Result 20002 states and 30044 transitions. [2022-12-13 17:50:14,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:50:14,937 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 154 [2022-12-13 17:50:14,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:50:14,989 INFO L225 Difference]: With dead ends: 20002 [2022-12-13 17:50:14,989 INFO L226 Difference]: Without dead ends: 20000 [2022-12-13 17:50:14,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:50:14,996 INFO L413 NwaCegarLoop]: 1736 mSDtfsCounter, 12066 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12218 mSolverCounterSat, 8545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12423 SdHoareTripleChecker+Valid, 6189 SdHoareTripleChecker+Invalid, 20763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8545 IncrementalHoareTripleChecker+Valid, 12218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:50:14,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12423 Valid, 6189 Invalid, 20763 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8545 Valid, 12218 Invalid, 0 Unknown, 0 Unchecked, 15.3s Time] [2022-12-13 17:50:15,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20000 states. [2022-12-13 17:50:17,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20000 to 18479. [2022-12-13 17:50:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18479 states, 12133 states have (on average 1.277837303222616) internal successors, (15504), 12844 states have internal predecessors, (15504), 5138 states have call successors, (5138), 1121 states have call predecessors, (5138), 1197 states have return successors, (6043), 4836 states have call predecessors, (6043), 5136 states have call successors, (6043) [2022-12-13 17:50:17,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18479 states to 18479 states and 26685 transitions. [2022-12-13 17:50:17,738 INFO L78 Accepts]: Start accepts. Automaton has 18479 states and 26685 transitions. Word has length 154 [2022-12-13 17:50:17,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:50:17,738 INFO L495 AbstractCegarLoop]: Abstraction has 18479 states and 26685 transitions. [2022-12-13 17:50:17,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:50:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 18479 states and 26685 transitions. [2022-12-13 17:50:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-12-13 17:50:17,742 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:50:17,742 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:50:17,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-12-13 17:50:17,742 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:50:17,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:50:17,743 INFO L85 PathProgramCache]: Analyzing trace with hash 19297110, now seen corresponding path program 1 times [2022-12-13 17:50:17,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:50:17,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614500096] [2022-12-13 17:50:17,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:50:17,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:50:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:50:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:50:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 17:50:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:50:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:50:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 17:50:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 17:50:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:50:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 17:50:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:50:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:50:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 17:50:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 17:50:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:50:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:50:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:50:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:50:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 17:50:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:50:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 17:50:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 17:50:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 17:50:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:19,421 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-13 17:50:19,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:50:19,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614500096] [2022-12-13 17:50:19,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614500096] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:50:19,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [301789174] [2022-12-13 17:50:19,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:50:19,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:50:19,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:50:19,423 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:50:19,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 17:50:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:20,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 4031 conjuncts, 54 conjunts are in the unsatisfiable core [2022-12-13 17:50:20,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:50:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-13 17:50:21,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:50:21,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [301789174] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:50:21,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 17:50:21,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [19] total 21 [2022-12-13 17:50:21,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953184098] [2022-12-13 17:50:21,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:50:21,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-13 17:50:21,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:50:21,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-13 17:50:21,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=379, Unknown=0, NotChecked=0, Total=420 [2022-12-13 17:50:21,044 INFO L87 Difference]: Start difference. First operand 18479 states and 26685 transitions. Second operand has 15 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 7 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (25), 7 states have call predecessors, (25), 7 states have call successors, (25) [2022-12-13 17:50:24,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:50:24,660 INFO L93 Difference]: Finished difference Result 34646 states and 50018 transitions. [2022-12-13 17:50:24,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-12-13 17:50:24,660 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 7 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (25), 7 states have call predecessors, (25), 7 states have call successors, (25) Word has length 174 [2022-12-13 17:50:24,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:50:24,711 INFO L225 Difference]: With dead ends: 34646 [2022-12-13 17:50:24,712 INFO L226 Difference]: Without dead ends: 18586 [2022-12-13 17:50:24,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=1064, Unknown=0, NotChecked=0, Total=1260 [2022-12-13 17:50:24,753 INFO L413 NwaCegarLoop]: 6166 mSDtfsCounter, 67 mSDsluCounter, 79665 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 85831 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 17:50:24,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 85831 Invalid, 1114 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [343 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 17:50:24,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18586 states. [2022-12-13 17:50:27,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18586 to 18515. [2022-12-13 17:50:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18515 states, 12157 states have (on average 1.2772888048038167) internal successors, (15528), 12868 states have internal predecessors, (15528), 5150 states have call successors, (5150), 1121 states have call predecessors, (5150), 1197 states have return successors, (6055), 4848 states have call predecessors, (6055), 5148 states have call successors, (6055) [2022-12-13 17:50:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18515 states to 18515 states and 26733 transitions. [2022-12-13 17:50:27,467 INFO L78 Accepts]: Start accepts. Automaton has 18515 states and 26733 transitions. Word has length 174 [2022-12-13 17:50:27,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:50:27,467 INFO L495 AbstractCegarLoop]: Abstraction has 18515 states and 26733 transitions. [2022-12-13 17:50:27,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 7 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (25), 7 states have call predecessors, (25), 7 states have call successors, (25) [2022-12-13 17:50:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 18515 states and 26733 transitions. [2022-12-13 17:50:27,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-13 17:50:27,468 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:50:27,469 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:50:27,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-12-13 17:50:27,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a7a89df-5c88-4ad0-91c1-992fb260bcc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:50:27,671 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:50:27,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:50:27,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1920483295, now seen corresponding path program 1 times [2022-12-13 17:50:27,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:50:27,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947922393] [2022-12-13 17:50:27,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:50:27,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:50:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:50:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:50:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:50:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:50:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:50:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:50:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:50:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:50:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:50:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:50:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:50:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:50:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:50:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:50:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:50:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:50:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:50:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:50:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:50:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 17:50:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:50:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 17:50:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 17:50:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:28,288 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:50:28,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:50:28,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947922393] [2022-12-13 17:50:28,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947922393] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:50:28,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:50:28,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:50:28,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535236441] [2022-12-13 17:50:28,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:50:28,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:50:28,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:50:28,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:50:28,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:50:28,290 INFO L87 Difference]: Start difference. First operand 18515 states and 26733 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 17:50:40,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:50:46,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:50:46,925 INFO L93 Difference]: Finished difference Result 20036 states and 30089 transitions. [2022-12-13 17:50:46,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:50:46,926 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 160 [2022-12-13 17:50:46,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:50:46,985 INFO L225 Difference]: With dead ends: 20036 [2022-12-13 17:50:46,985 INFO L226 Difference]: Without dead ends: 20034 [2022-12-13 17:50:46,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:50:46,994 INFO L413 NwaCegarLoop]: 1739 mSDtfsCounter, 12007 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12292 mSolverCounterSat, 8497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12360 SdHoareTripleChecker+Valid, 6192 SdHoareTripleChecker+Invalid, 20789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8497 IncrementalHoareTripleChecker+Valid, 12292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2022-12-13 17:50:46,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12360 Valid, 6192 Invalid, 20789 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8497 Valid, 12292 Invalid, 0 Unknown, 0 Unchecked, 14.8s Time] [2022-12-13 17:50:47,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20034 states. [2022-12-13 17:50:49,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20034 to 18513. [2022-12-13 17:50:49,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18513 states, 12156 states have (on average 1.277147087857848) internal successors, (15525), 12866 states have internal predecessors, (15525), 5150 states have call successors, (5150), 1121 states have call predecessors, (5150), 1197 states have return successors, (6055), 4848 states have call predecessors, (6055), 5148 states have call successors, (6055) [2022-12-13 17:50:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18513 states to 18513 states and 26730 transitions. [2022-12-13 17:50:49,852 INFO L78 Accepts]: Start accepts. Automaton has 18513 states and 26730 transitions. Word has length 160 [2022-12-13 17:50:49,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:50:49,852 INFO L495 AbstractCegarLoop]: Abstraction has 18513 states and 26730 transitions. [2022-12-13 17:50:49,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 17:50:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 18513 states and 26730 transitions. [2022-12-13 17:50:49,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-13 17:50:49,853 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:50:49,853 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:50:49,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-12-13 17:50:49,854 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:50:49,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:50:49,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1543631706, now seen corresponding path program 1 times [2022-12-13 17:50:49,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:50:49,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102405901] [2022-12-13 17:50:49,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:50:49,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:50:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:50:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:50:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:50:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:50:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:50:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:50:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:50:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:50:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:50:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:50:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:50:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:50:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:50:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:50:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:50:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:50:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:50:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:50:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:50:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:50:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 17:50:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:50:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 17:50:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 17:50:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 17:50:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:50:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:50:50,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:50:50,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102405901] [2022-12-13 17:50:50,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102405901] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:50:50,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:50:50,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:50:50,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792874946] [2022-12-13 17:50:50,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:50:50,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:50:50,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:50:50,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:50:50,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:50:50,410 INFO L87 Difference]: Start difference. First operand 18513 states and 26730 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 17:51:08,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:51:08,729 INFO L93 Difference]: Finished difference Result 20034 states and 30086 transitions. [2022-12-13 17:51:08,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:51:08,729 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 166 [2022-12-13 17:51:08,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:51:08,786 INFO L225 Difference]: With dead ends: 20034 [2022-12-13 17:51:08,786 INFO L226 Difference]: Without dead ends: 20032 [2022-12-13 17:51:08,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:51:08,795 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 12017 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12261 mSolverCounterSat, 8527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12368 SdHoareTripleChecker+Valid, 6193 SdHoareTripleChecker+Invalid, 20788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8527 IncrementalHoareTripleChecker+Valid, 12261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:51:08,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12368 Valid, 6193 Invalid, 20788 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8527 Valid, 12261 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2022-12-13 17:51:08,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20032 states. [2022-12-13 17:51:11,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20032 to 18511. [2022-12-13 17:51:11,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18511 states, 12155 states have (on average 1.277005347593583) internal successors, (15522), 12864 states have internal predecessors, (15522), 5150 states have call successors, (5150), 1121 states have call predecessors, (5150), 1197 states have return successors, (6055), 4848 states have call predecessors, (6055), 5148 states have call successors, (6055) [2022-12-13 17:51:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18511 states to 18511 states and 26727 transitions. [2022-12-13 17:51:11,703 INFO L78 Accepts]: Start accepts. Automaton has 18511 states and 26727 transitions. Word has length 166 [2022-12-13 17:51:11,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:51:11,703 INFO L495 AbstractCegarLoop]: Abstraction has 18511 states and 26727 transitions. [2022-12-13 17:51:11,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 17:51:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 18511 states and 26727 transitions. [2022-12-13 17:51:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-13 17:51:11,705 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:51:11,705 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:51:11,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-12-13 17:51:11,705 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:51:11,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:51:11,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1217571267, now seen corresponding path program 1 times [2022-12-13 17:51:11,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:51:11,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506566423] [2022-12-13 17:51:11,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:51:11,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:51:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:51:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:51:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 17:51:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:51:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:51:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 17:51:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 17:51:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 17:51:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:51:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:51:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 17:51:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:51:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:51:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:51:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:51:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:51:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 17:51:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 17:51:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 17:51:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 17:51:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:51:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 17:51:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 17:51:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 17:51:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 17:51:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2022-12-13 17:51:12,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:51:12,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506566423] [2022-12-13 17:51:12,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506566423] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:51:12,474 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:51:12,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 17:51:12,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435402088] [2022-12-13 17:51:12,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:51:12,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 17:51:12,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:51:12,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 17:51:12,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 17:51:12,475 INFO L87 Difference]: Start difference. First operand 18511 states and 26727 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 17:51:36,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:51:42,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:51:42,266 INFO L93 Difference]: Finished difference Result 44916 states and 67026 transitions. [2022-12-13 17:51:42,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 17:51:42,267 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 188 [2022-12-13 17:51:42,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:51:42,352 INFO L225 Difference]: With dead ends: 44916 [2022-12-13 17:51:42,352 INFO L226 Difference]: Without dead ends: 26600 [2022-12-13 17:51:42,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-12-13 17:51:42,402 INFO L413 NwaCegarLoop]: 4212 mSDtfsCounter, 10035 mSDsluCounter, 14389 mSDsCounter, 0 mSdLazyCounter, 24219 mSolverCounterSat, 7398 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10312 SdHoareTripleChecker+Valid, 18601 SdHoareTripleChecker+Invalid, 31618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7398 IncrementalHoareTripleChecker+Valid, 24219 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2022-12-13 17:51:42,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10312 Valid, 18601 Invalid, 31618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7398 Valid, 24219 Invalid, 1 Unknown, 0 Unchecked, 23.6s Time] [2022-12-13 17:51:42,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26600 states. [2022-12-13 17:51:45,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26600 to 18523. [2022-12-13 17:51:45,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18523 states, 12167 states have (on average 1.276732144324813) internal successors, (15534), 12876 states have internal predecessors, (15534), 5150 states have call successors, (5150), 1121 states have call predecessors, (5150), 1197 states have return successors, (6055), 4848 states have call predecessors, (6055), 5148 states have call successors, (6055) [2022-12-13 17:51:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18523 states to 18523 states and 26739 transitions. [2022-12-13 17:51:45,613 INFO L78 Accepts]: Start accepts. Automaton has 18523 states and 26739 transitions. Word has length 188 [2022-12-13 17:51:45,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:51:45,613 INFO L495 AbstractCegarLoop]: Abstraction has 18523 states and 26739 transitions. [2022-12-13 17:51:45,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 17:51:45,613 INFO L276 IsEmpty]: Start isEmpty. Operand 18523 states and 26739 transitions. [2022-12-13 17:51:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-13 17:51:45,615 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:51:45,615 INFO L195 NwaCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:51:45,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-12-13 17:51:45,615 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:51:45,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:51:45,615 INFO L85 PathProgramCache]: Analyzing trace with hash 692173215, now seen corresponding path program 1 times [2022-12-13 17:51:45,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:51:45,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135573027] [2022-12-13 17:51:45,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:51:45,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:51:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:51:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:51:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:51:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:51:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:51:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:51:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 17:51:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:45,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 17:51:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 17:51:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 17:51:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 17:51:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 17:51:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 17:51:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 17:51:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:51:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 17:51:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 17:51:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:51:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:51:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 17:51:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 17:51:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:51:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 17:51:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 17:51:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 17:51:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 17:51:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:51:46,166 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 17:51:46,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:51:46,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135573027] [2022-12-13 17:51:46,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135573027] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:51:46,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:51:46,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:51:46,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798726280] [2022-12-13 17:51:46,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:51:46,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:51:46,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:51:46,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:51:46,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:51:46,168 INFO L87 Difference]: Start difference. First operand 18523 states and 26739 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 17:52:03,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:52:04,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:52:07,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:52:07,599 INFO L93 Difference]: Finished difference Result 20044 states and 30095 transitions. [2022-12-13 17:52:07,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:52:07,599 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 172 [2022-12-13 17:52:07,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:52:07,650 INFO L225 Difference]: With dead ends: 20044 [2022-12-13 17:52:07,650 INFO L226 Difference]: Without dead ends: 20042 [2022-12-13 17:52:07,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:52:07,657 INFO L413 NwaCegarLoop]: 1740 mSDtfsCounter, 12018 mSDsluCounter, 4453 mSDsCounter, 0 mSdLazyCounter, 12247 mSolverCounterSat, 8534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12368 SdHoareTripleChecker+Valid, 6193 SdHoareTripleChecker+Invalid, 20781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8534 IncrementalHoareTripleChecker+Valid, 12247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-12-13 17:52:07,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12368 Valid, 6193 Invalid, 20781 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8534 Valid, 12247 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2022-12-13 17:52:07,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20042 states. [2022-12-13 17:52:10,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20042 to 18521. [2022-12-13 17:52:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18521 states, 12166 states have (on average 1.2765904981094855) internal successors, (15531), 12874 states have internal predecessors, (15531), 5150 states have call successors, (5150), 1121 states have call predecessors, (5150), 1197 states have return successors, (6055), 4848 states have call predecessors, (6055), 5148 states have call successors, (6055) [2022-12-13 17:52:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18521 states to 18521 states and 26736 transitions. [2022-12-13 17:52:10,824 INFO L78 Accepts]: Start accepts. Automaton has 18521 states and 26736 transitions. Word has length 172 [2022-12-13 17:52:10,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:52:10,824 INFO L495 AbstractCegarLoop]: Abstraction has 18521 states and 26736 transitions. [2022-12-13 17:52:10,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 17:52:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 18521 states and 26736 transitions. [2022-12-13 17:52:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-13 17:52:10,826 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:52:10,826 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:52:10,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-12-13 17:52:10,826 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:52:10,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:52:10,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1109791576, now seen corresponding path program 1 times [2022-12-13 17:52:10,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:52:10,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975841823] [2022-12-13 17:52:10,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:52:10,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:52:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:52:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:52:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 17:52:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:52:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:52:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 17:52:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 17:52:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 17:52:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 17:52:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:52:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 17:52:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 17:52:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 17:52:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 17:52:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:52:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 17:52:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 17:52:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 17:52:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 17:52:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 17:52:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:11,608 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-12-13 17:52:11,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:52:11,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975841823] [2022-12-13 17:52:11,608 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975841823] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:52:11,608 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:52:11,608 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 17:52:11,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259726287] [2022-12-13 17:52:11,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:52:11,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 17:52:11,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:52:11,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 17:52:11,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 17:52:11,610 INFO L87 Difference]: Start difference. First operand 18521 states and 26736 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:52:34,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:52:44,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:52:44,738 INFO L93 Difference]: Finished difference Result 47826 states and 72130 transitions. [2022-12-13 17:52:44,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 17:52:44,739 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 209 [2022-12-13 17:52:44,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:52:44,834 INFO L225 Difference]: With dead ends: 47826 [2022-12-13 17:52:44,834 INFO L226 Difference]: Without dead ends: 29500 [2022-12-13 17:52:44,893 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2022-12-13 17:52:44,894 INFO L413 NwaCegarLoop]: 1739 mSDtfsCounter, 16920 mSDsluCounter, 6928 mSDsCounter, 0 mSdLazyCounter, 27741 mSolverCounterSat, 11973 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17264 SdHoareTripleChecker+Valid, 8667 SdHoareTripleChecker+Invalid, 39715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 11973 IncrementalHoareTripleChecker+Valid, 27741 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:52:44,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17264 Valid, 8667 Invalid, 39715 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [11973 Valid, 27741 Invalid, 1 Unknown, 0 Unchecked, 26.1s Time] [2022-12-13 17:52:44,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29500 states. [2022-12-13 17:52:49,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29500 to 26819. [2022-12-13 17:52:49,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26819 states, 17486 states have (on average 1.2813107628960312) internal successors, (22405), 18648 states have internal predecessors, (22405), 7362 states have call successors, (7362), 1829 states have call predecessors, (7362), 1963 states have return successors, (8750), 6842 states have call predecessors, (8750), 7360 states have call successors, (8750) [2022-12-13 17:52:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26819 states to 26819 states and 38517 transitions. [2022-12-13 17:52:49,753 INFO L78 Accepts]: Start accepts. Automaton has 26819 states and 38517 transitions. Word has length 209 [2022-12-13 17:52:49,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:52:49,753 INFO L495 AbstractCegarLoop]: Abstraction has 26819 states and 38517 transitions. [2022-12-13 17:52:49,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 5 states have internal predecessors, (72), 2 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:52:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 26819 states and 38517 transitions. [2022-12-13 17:52:49,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-13 17:52:49,755 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:52:49,755 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:52:49,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-12-13 17:52:49,755 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-13 17:52:49,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:52:49,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1109851158, now seen corresponding path program 1 times [2022-12-13 17:52:49,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:52:49,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807849154] [2022-12-13 17:52:49,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:52:49,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:52:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:52:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 17:52:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 17:52:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:52:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:52:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 17:52:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 17:52:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 17:52:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 17:52:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 17:52:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 17:52:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 17:52:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 17:52:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 17:52:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 17:52:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 17:52:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 17:52:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 17:52:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 17:52:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:52:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:52:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:52:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 17:52:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:52:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-12-13 17:52:50,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:52:50,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807849154] [2022-12-13 17:52:50,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807849154] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:52:50,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:52:50,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:52:50,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234289572] [2022-12-13 17:52:50,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:52:50,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:52:50,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:52:50,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:52:50,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:52:50,498 INFO L87 Difference]: Start difference. First operand 26819 states and 38517 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24)