./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--net--team--team.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:33:06,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:33:06,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:33:06,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:33:06,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:33:06,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:33:06,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:33:06,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:33:06,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:33:06,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:33:06,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:33:06,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:33:06,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:33:06,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:33:06,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:33:06,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:33:06,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:33:06,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:33:06,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:33:06,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:33:06,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:33:06,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:33:06,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:33:06,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:33:06,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:33:06,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:33:06,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:33:06,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:33:06,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:33:06,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:33:06,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:33:06,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:33:06,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:33:06,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:33:06,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:33:06,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:33:06,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:33:06,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:33:06,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:33:06,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:33:06,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:33:06,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:33:06,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:33:06,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:33:06,516 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:33:06,516 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:33:06,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:33:06,517 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:33:06,518 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:33:06,518 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:33:06,518 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:33:06,518 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:33:06,519 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:33:06,520 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:33:06,520 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:33:06,520 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:33:06,520 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:33:06,521 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:33:06,521 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:33:06,521 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:33:06,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:33:06,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:33:06,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:33:06,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:33:06,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:33:06,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:33:06,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:33:06,530 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:33:06,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:33:06,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:33:06,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:33:06,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:33:06,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:33:06,533 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:33:06,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:33:06,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:33:06,534 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:33:06,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:33:06,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:33:06,535 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:33:06,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2022-11-26 00:33:06,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:33:06,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:33:06,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:33:06,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:33:06,847 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:33:06,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-11-26 00:33:09,940 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:33:10,735 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:33:10,736 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-11-26 00:33:10,817 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/data/48d01b401/a87bd3a2a1a5459bb73e7bb59a780b4f/FLAG8888cf0b7 [2022-11-26 00:33:10,835 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/data/48d01b401/a87bd3a2a1a5459bb73e7bb59a780b4f [2022-11-26 00:33:10,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:33:10,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:33:10,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:33:10,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:33:10,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:33:10,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:33:10" (1/1) ... [2022-11-26 00:33:10,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dce3d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:10, skipping insertion in model container [2022-11-26 00:33:10,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:33:10" (1/1) ... [2022-11-26 00:33:10,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:33:11,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:33:12,472 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:33:12,480 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:33:12,502 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:33:12,581 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:33:12,675 WARN L623 FunctionHandler]: Unknown extern function __cmpxchg_wrong_size [2022-11-26 00:33:12,851 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:33:12,865 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:33:12,948 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:33:13,308 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-26 00:33:13,350 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,351 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,352 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,352 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,353 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:13,361 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,362 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,363 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,364 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:13,364 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:13,497 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:33:13,497 WARN L623 FunctionHandler]: Unknown extern function netpoll_send_skb_on_dev [2022-11-26 00:33:13,497 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:33:13,498 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-26 00:33:13,526 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-26 00:33:13,636 WARN L623 FunctionHandler]: Unknown extern function __nlmsg_put [2022-11-26 00:33:13,658 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:33:13,658 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-26 00:33:13,672 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-26 00:33:13,679 WARN L623 FunctionHandler]: Unknown extern function netlink_broadcast [2022-11-26 00:33:13,686 WARN L623 FunctionHandler]: Unknown extern function netlink_unicast [2022-11-26 00:33:13,721 WARN L623 FunctionHandler]: Unknown extern function nla_parse [2022-11-26 00:33:13,727 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:13,732 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:13,738 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:13,743 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:13,749 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:13,770 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:13,819 WARN L623 FunctionHandler]: Unknown extern function __genl_register_family [2022-11-26 00:33:13,849 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:33:13,930 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_217 [2022-11-26 00:33:13,932 WARN L623 FunctionHandler]: Unknown extern function dev_queue_xmit [2022-11-26 00:33:13,970 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:13,970 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:13,971 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:33:13,976 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:13,977 WARN L623 FunctionHandler]: Unknown extern function lockdep_rtnl_is_held [2022-11-26 00:33:13,977 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:33:13,984 WARN L623 FunctionHandler]: Unknown extern function dev_set_mac_address [2022-11-26 00:33:14,017 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:33:14,018 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,078 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-26 00:33:14,080 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,082 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,095 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:33:14,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,140 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,141 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,149 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-26 00:33:14,207 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,209 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,209 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,210 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,211 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:33:14,218 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:14,219 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:33:14,233 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:33:14,234 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:14,234 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:33:14,242 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:33:14,249 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:14,250 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:33:14,264 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:33:14,264 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:14,265 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:33:14,272 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:33:14,282 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,283 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,284 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,288 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,288 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:14,311 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,341 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,343 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,345 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,345 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,385 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:33:14,450 WARN L623 FunctionHandler]: Unknown extern function netdev_increment_features [2022-11-26 00:33:14,452 WARN L623 FunctionHandler]: Unknown extern function netdev_change_features [2022-11-26 00:33:14,466 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,487 WARN L623 FunctionHandler]: Unknown extern function __netpoll_setup [2022-11-26 00:33:14,488 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,496 WARN L623 FunctionHandler]: Unknown extern function __netpoll_cleanup [2022-11-26 00:33:14,496 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,503 WARN L623 FunctionHandler]: Unknown extern function netdev_master_upper_dev_link [2022-11-26 00:33:14,510 WARN L623 FunctionHandler]: Unknown extern function netdev_upper_dev_unlink [2022-11-26 00:33:14,544 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,546 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,547 WARN L623 FunctionHandler]: Unknown extern function vlan_uses_dev [2022-11-26 00:33:14,547 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,549 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,551 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:14,553 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:33:14,554 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,554 WARN L623 FunctionHandler]: Unknown extern function dev_open [2022-11-26 00:33:14,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:33:14,556 WARN L623 FunctionHandler]: Unknown extern function vlan_vids_add_by_dev [2022-11-26 00:33:14,556 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,558 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,558 WARN L623 FunctionHandler]: Unknown extern function dev_disable_lro [2022-11-26 00:33:14,559 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,559 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,560 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,561 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:33:14,563 WARN L623 FunctionHandler]: Unknown extern function vlan_vids_del_by_dev [2022-11-26 00:33:14,563 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-26 00:33:14,563 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:14,566 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:14,586 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,587 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,588 WARN L623 FunctionHandler]: Unknown extern function vlan_vids_del_by_dev [2022-11-26 00:33:14,588 WARN L623 FunctionHandler]: Unknown extern function dev_uc_unsync [2022-11-26 00:33:14,589 WARN L623 FunctionHandler]: Unknown extern function dev_mc_unsync [2022-11-26 00:33:14,590 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-26 00:33:14,592 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:14,593 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1285 [2022-11-26 00:33:14,593 WARN L623 FunctionHandler]: Unknown extern function kfree_call_rcu [2022-11-26 00:33:14,594 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:33:14,747 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:14,754 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:14,761 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:33:14,767 WARN L623 FunctionHandler]: Unknown extern function __alloc_percpu [2022-11-26 00:33:14,773 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:33:14,774 WARN L623 FunctionHandler]: Unknown extern function free_percpu [2022-11-26 00:33:14,788 WARN L623 FunctionHandler]: Unknown extern function free_percpu [2022-11-26 00:33:14,809 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,810 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,811 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,811 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:14,811 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:14,826 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,826 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,827 WARN L623 FunctionHandler]: Unknown extern function dev_set_promiscuity [2022-11-26 00:33:14,828 WARN L623 FunctionHandler]: Unknown extern function dev_set_allmulti [2022-11-26 00:33:14,828 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,828 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,836 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,836 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,837 WARN L623 FunctionHandler]: Unknown extern function dev_uc_sync_multiple [2022-11-26 00:33:14,837 WARN L623 FunctionHandler]: Unknown extern function dev_mc_sync_multiple [2022-11-26 00:33:14,838 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,838 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,846 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,846 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,847 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,848 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,855 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:14,855 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,857 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:14,873 WARN L623 FunctionHandler]: Unknown extern function vlan_vid_add [2022-11-26 00:33:14,874 WARN L623 FunctionHandler]: Unknown extern function vlan_vid_del [2022-11-26 00:33:14,882 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,882 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,883 WARN L623 FunctionHandler]: Unknown extern function vlan_vid_del [2022-11-26 00:33:14,883 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,884 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,931 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,931 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,932 WARN L623 FunctionHandler]: Unknown extern function netdev_increment_features [2022-11-26 00:33:14,932 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:14,933 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:14,940 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:33:14,940 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:33:14,947 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:33:14,948 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:33:14,957 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,958 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:14,958 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:14,959 WARN L623 FunctionHandler]: Unknown extern function dev_uc_flush [2022-11-26 00:33:14,959 WARN L623 FunctionHandler]: Unknown extern function dev_mc_flush [2022-11-26 00:33:14,959 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:14,966 WARN L623 FunctionHandler]: Unknown extern function ether_setup [2022-11-26 00:33:15,001 WARN L623 FunctionHandler]: Unknown extern function genlmsg_put [2022-11-26 00:33:15,013 WARN L623 FunctionHandler]: Unknown extern function dev_get_by_index [2022-11-26 00:33:15,097 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:15,120 WARN L623 FunctionHandler]: Unknown extern function genlmsg_put [2022-11-26 00:33:15,165 WARN L623 FunctionHandler]: Unknown extern function genlmsg_put [2022-11-26 00:33:15,202 WARN L623 FunctionHandler]: Unknown extern function genl_unregister_family [2022-11-26 00:33:15,203 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-26 00:33:15,210 WARN L623 FunctionHandler]: Unknown extern function __ethtool_get_settings [2022-11-26 00:33:15,211 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-26 00:33:15,213 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:33:15,213 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:33:15,234 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:15,241 WARN L623 FunctionHandler]: Unknown extern function rtnl_link_register [2022-11-26 00:33:15,241 WARN L623 FunctionHandler]: Unknown extern function rtnl_link_unregister [2022-11-26 00:33:15,248 WARN L623 FunctionHandler]: Unknown extern function rtnl_link_unregister [2022-11-26 00:33:15,823 WARN L623 FunctionHandler]: Unknown extern function ndo_dflt_netdev_switch_port_bridge_dellink [2022-11-26 00:33:15,824 WARN L623 FunctionHandler]: Unknown extern function ndo_dflt_netdev_switch_port_bridge_setlink [2022-11-26 00:33:15,827 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-26 00:33:15,847 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:33:15,861 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:15,862 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:15,862 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:15,862 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:15,863 WARN L623 FunctionHandler]: Unknown extern function netdev_rx_handler_register [2022-11-26 00:33:15,864 WARN L623 FunctionHandler]: Unknown extern function netdev_rx_handler_unregister [2022-11-26 00:33:15,864 WARN L623 FunctionHandler]: Unknown extern function netdev_rx_handler_unregister [2022-11-26 00:33:15,864 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:33:15,866 WARN L623 FunctionHandler]: Unknown extern function register_netdevice [2022-11-26 00:33:15,867 WARN L623 FunctionHandler]: Unknown extern function register_netdevice_notifier [2022-11-26 00:33:15,867 WARN L623 FunctionHandler]: Unknown extern function unregister_netdevice_notifier [2022-11-26 00:33:15,868 WARN L623 FunctionHandler]: Unknown extern function unregister_netdevice_notifier [2022-11-26 00:33:16,520 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:33:16,853 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:33:17,815 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-11-26 00:33:17,819 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-11-26 00:33:17,819 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-11-26 00:33:17,820 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-11-26 00:33:17,820 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-11-26 00:33:17,821 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-11-26 00:33:17,821 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-11-26 00:33:17,822 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-11-26 00:33:17,822 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-11-26 00:33:17,823 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-11-26 00:33:17,823 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-11-26 00:33:17,824 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-11-26 00:33:17,824 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-11-26 00:33:17,824 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-11-26 00:33:17,825 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-11-26 00:33:17,825 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-11-26 00:33:17,826 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-11-26 00:33:17,826 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-11-26 00:33:17,826 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-11-26 00:33:17,827 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-11-26 00:33:17,827 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-11-26 00:33:17,828 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-11-26 00:33:17,828 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-11-26 00:33:17,829 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-11-26 00:33:17,829 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-11-26 00:33:17,830 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-11-26 00:33:17,830 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-11-26 00:33:17,830 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-11-26 00:33:17,831 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-11-26 00:33:17,831 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-11-26 00:33:17,832 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-11-26 00:33:17,832 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-11-26 00:33:17,833 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-11-26 00:33:17,833 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-11-26 00:33:17,833 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-11-26 00:33:17,834 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-11-26 00:33:17,834 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-11-26 00:33:17,835 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-11-26 00:33:17,835 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-11-26 00:33:17,835 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-11-26 00:33:17,836 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-11-26 00:33:17,836 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-11-26 00:33:17,837 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-11-26 00:33:17,837 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-11-26 00:33:17,837 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-11-26 00:33:17,838 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-11-26 00:33:17,838 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-11-26 00:33:17,839 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-11-26 00:33:17,839 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-11-26 00:33:17,840 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-11-26 00:33:17,840 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-11-26 00:33:17,840 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-11-26 00:33:17,841 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-11-26 00:33:17,841 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-11-26 00:33:17,841 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-11-26 00:33:17,842 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-11-26 00:33:17,842 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-11-26 00:33:17,843 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-11-26 00:33:17,843 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-11-26 00:33:17,844 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-11-26 00:33:17,844 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-11-26 00:33:17,844 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-11-26 00:33:17,870 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-11-26 00:33:17,870 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-11-26 00:33:17,871 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-11-26 00:33:17,871 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-11-26 00:33:17,871 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-11-26 00:33:17,872 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-11-26 00:33:17,872 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-11-26 00:33:17,872 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-11-26 00:33:17,873 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-11-26 00:33:17,873 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-11-26 00:33:17,873 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-11-26 00:33:17,874 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-11-26 00:33:17,874 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-11-26 00:33:17,874 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-11-26 00:33:17,875 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-11-26 00:33:17,875 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-11-26 00:33:17,875 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-11-26 00:33:17,876 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-11-26 00:33:17,876 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-11-26 00:33:17,876 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-11-26 00:33:17,877 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-11-26 00:33:17,877 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-11-26 00:33:17,877 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-11-26 00:33:17,878 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-11-26 00:33:17,878 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-11-26 00:33:17,878 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-11-26 00:33:17,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:33:17,938 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:33:18,045 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:33:18,045 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:33:18,046 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:33:18,048 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:33:18,051 WARN L623 FunctionHandler]: Unknown extern function __cmpxchg_wrong_size [2022-11-26 00:33:18,053 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:33:18,053 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:33:18,054 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-26 00:33:18,060 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-26 00:33:18,061 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,061 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,061 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,062 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,062 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:18,063 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,063 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,064 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,064 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,064 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:18,066 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:33:18,066 WARN L623 FunctionHandler]: Unknown extern function netpoll_send_skb_on_dev [2022-11-26 00:33:18,066 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:33:18,067 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-26 00:33:18,068 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-26 00:33:18,070 WARN L623 FunctionHandler]: Unknown extern function __nlmsg_put [2022-11-26 00:33:18,072 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:33:18,072 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-26 00:33:18,073 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-26 00:33:18,073 WARN L623 FunctionHandler]: Unknown extern function netlink_broadcast [2022-11-26 00:33:18,074 WARN L623 FunctionHandler]: Unknown extern function netlink_unicast [2022-11-26 00:33:18,076 WARN L623 FunctionHandler]: Unknown extern function nla_parse [2022-11-26 00:33:18,077 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,078 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,079 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,079 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,080 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,081 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,085 WARN L623 FunctionHandler]: Unknown extern function __genl_register_family [2022-11-26 00:33:18,087 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:33:18,090 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_217 [2022-11-26 00:33:18,095 WARN L623 FunctionHandler]: Unknown extern function dev_queue_xmit [2022-11-26 00:33:18,098 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,098 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,099 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:33:18,099 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,100 WARN L623 FunctionHandler]: Unknown extern function lockdep_rtnl_is_held [2022-11-26 00:33:18,100 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:33:18,101 WARN L623 FunctionHandler]: Unknown extern function dev_set_mac_address [2022-11-26 00:33:18,104 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:33:18,105 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,115 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-26 00:33:18,116 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,117 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,117 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,120 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:33:18,120 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,178 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,179 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,180 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-26 00:33:18,230 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,231 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,231 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,232 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,232 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:33:18,233 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:18,234 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:33:18,235 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:33:18,236 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:18,236 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:33:18,237 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:33:18,238 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:18,239 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:33:18,240 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:33:18,240 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:18,241 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:33:18,242 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-26 00:33:18,270 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,271 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,272 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,272 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,273 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:18,275 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,276 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,277 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,279 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,279 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,284 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:33:18,301 WARN L623 FunctionHandler]: Unknown extern function netdev_increment_features [2022-11-26 00:33:18,303 WARN L623 FunctionHandler]: Unknown extern function netdev_change_features [2022-11-26 00:33:18,309 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,316 WARN L623 FunctionHandler]: Unknown extern function __netpoll_setup [2022-11-26 00:33:18,316 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,317 WARN L623 FunctionHandler]: Unknown extern function __netpoll_cleanup [2022-11-26 00:33:18,318 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,318 WARN L623 FunctionHandler]: Unknown extern function netdev_master_upper_dev_link [2022-11-26 00:33:18,319 WARN L623 FunctionHandler]: Unknown extern function netdev_upper_dev_unlink [2022-11-26 00:33:18,320 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,323 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,324 WARN L623 FunctionHandler]: Unknown extern function vlan_uses_dev [2022-11-26 00:33:18,324 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,325 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,330 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:18,332 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:33:18,333 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,334 WARN L623 FunctionHandler]: Unknown extern function dev_open [2022-11-26 00:33:18,336 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:33:18,341 WARN L623 FunctionHandler]: Unknown extern function vlan_vids_add_by_dev [2022-11-26 00:33:18,342 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,343 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,343 WARN L623 FunctionHandler]: Unknown extern function dev_disable_lro [2022-11-26 00:33:18,344 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,344 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,345 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,345 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:33:18,346 WARN L623 FunctionHandler]: Unknown extern function vlan_vids_del_by_dev [2022-11-26 00:33:18,346 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-26 00:33:18,347 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:18,347 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:33:18,348 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,349 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,349 WARN L623 FunctionHandler]: Unknown extern function vlan_vids_del_by_dev [2022-11-26 00:33:18,349 WARN L623 FunctionHandler]: Unknown extern function dev_uc_unsync [2022-11-26 00:33:18,350 WARN L623 FunctionHandler]: Unknown extern function dev_mc_unsync [2022-11-26 00:33:18,350 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-26 00:33:18,350 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:18,351 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1285 [2022-11-26 00:33:18,351 WARN L623 FunctionHandler]: Unknown extern function kfree_call_rcu [2022-11-26 00:33:18,351 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:33:18,373 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:18,373 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:33:18,374 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:33:18,375 WARN L623 FunctionHandler]: Unknown extern function __alloc_percpu [2022-11-26 00:33:18,376 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:33:18,377 WARN L623 FunctionHandler]: Unknown extern function free_percpu [2022-11-26 00:33:18,379 WARN L623 FunctionHandler]: Unknown extern function free_percpu [2022-11-26 00:33:18,386 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,387 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,387 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,388 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:33:18,388 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-26 00:33:18,391 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,391 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,392 WARN L623 FunctionHandler]: Unknown extern function dev_set_promiscuity [2022-11-26 00:33:18,393 WARN L623 FunctionHandler]: Unknown extern function dev_set_allmulti [2022-11-26 00:33:18,393 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,393 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,395 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,395 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,396 WARN L623 FunctionHandler]: Unknown extern function dev_uc_sync_multiple [2022-11-26 00:33:18,396 WARN L623 FunctionHandler]: Unknown extern function dev_mc_sync_multiple [2022-11-26 00:33:18,397 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,397 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,400 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,400 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,406 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,407 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,417 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:18,417 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,418 WARN L623 FunctionHandler]: Unknown extern function dev_set_mtu [2022-11-26 00:33:18,422 WARN L623 FunctionHandler]: Unknown extern function vlan_vid_add [2022-11-26 00:33:18,424 WARN L623 FunctionHandler]: Unknown extern function vlan_vid_del [2022-11-26 00:33:18,425 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,425 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,426 WARN L623 FunctionHandler]: Unknown extern function vlan_vid_del [2022-11-26 00:33:18,426 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,426 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,431 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,431 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,431 WARN L623 FunctionHandler]: Unknown extern function netdev_increment_features [2022-11-26 00:33:18,432 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:33:18,432 WARN L623 FunctionHandler]: Unknown extern function rcu_read_lock_held [2022-11-26 00:33:18,433 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:33:18,433 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:33:18,434 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:33:18,435 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:33:18,436 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,437 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:18,437 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:33:18,437 WARN L623 FunctionHandler]: Unknown extern function dev_uc_flush [2022-11-26 00:33:18,437 WARN L623 FunctionHandler]: Unknown extern function dev_mc_flush [2022-11-26 00:33:18,438 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:18,438 WARN L623 FunctionHandler]: Unknown extern function ether_setup [2022-11-26 00:33:18,445 WARN L623 FunctionHandler]: Unknown extern function genlmsg_put [2022-11-26 00:33:18,447 WARN L623 FunctionHandler]: Unknown extern function dev_get_by_index [2022-11-26 00:33:18,451 WARN L623 FunctionHandler]: Unknown extern function nla_put [2022-11-26 00:33:18,459 WARN L623 FunctionHandler]: Unknown extern function genlmsg_put [2022-11-26 00:33:18,472 WARN L623 FunctionHandler]: Unknown extern function genlmsg_put [2022-11-26 00:33:18,477 WARN L623 FunctionHandler]: Unknown extern function genl_unregister_family [2022-11-26 00:33:18,478 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-26 00:33:18,478 WARN L623 FunctionHandler]: Unknown extern function __ethtool_get_settings [2022-11-26 00:33:18,483 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-26 00:33:18,539 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:33:18,540 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:33:18,566 WARN L623 FunctionHandler]: Unknown extern function call_netdevice_notifiers [2022-11-26 00:33:18,570 WARN L623 FunctionHandler]: Unknown extern function rtnl_link_register [2022-11-26 00:33:18,570 WARN L623 FunctionHandler]: Unknown extern function rtnl_link_unregister [2022-11-26 00:33:18,570 WARN L623 FunctionHandler]: Unknown extern function rtnl_link_unregister [2022-11-26 00:33:18,576 WARN L623 FunctionHandler]: Unknown extern function ndo_dflt_netdev_switch_port_bridge_dellink [2022-11-26 00:33:18,576 WARN L623 FunctionHandler]: Unknown extern function ndo_dflt_netdev_switch_port_bridge_setlink [2022-11-26 00:33:18,579 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-26 00:33:18,595 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:33:18,600 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:18,600 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:18,601 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:18,601 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-26 00:33:18,601 WARN L623 FunctionHandler]: Unknown extern function netdev_rx_handler_register [2022-11-26 00:33:18,602 WARN L623 FunctionHandler]: Unknown extern function netdev_rx_handler_unregister [2022-11-26 00:33:18,602 WARN L623 FunctionHandler]: Unknown extern function netdev_rx_handler_unregister [2022-11-26 00:33:18,602 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:33:18,604 WARN L623 FunctionHandler]: Unknown extern function register_netdevice [2022-11-26 00:33:18,604 WARN L623 FunctionHandler]: Unknown extern function register_netdevice_notifier [2022-11-26 00:33:18,605 WARN L623 FunctionHandler]: Unknown extern function unregister_netdevice_notifier [2022-11-26 00:33:18,605 WARN L623 FunctionHandler]: Unknown extern function unregister_netdevice_notifier [2022-11-26 00:33:18,618 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:33:18,626 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:33:18,653 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2022-11-26 00:33:18,653 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2022-11-26 00:33:18,654 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2022-11-26 00:33:18,655 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2022-11-26 00:33:18,655 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2022-11-26 00:33:18,656 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2022-11-26 00:33:18,656 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2022-11-26 00:33:18,656 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2022-11-26 00:33:18,657 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2022-11-26 00:33:18,660 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2022-11-26 00:33:18,660 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2022-11-26 00:33:18,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2022-11-26 00:33:18,662 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2022-11-26 00:33:18,662 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2022-11-26 00:33:18,663 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2022-11-26 00:33:18,663 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2022-11-26 00:33:18,664 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2022-11-26 00:33:18,664 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2022-11-26 00:33:18,665 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2022-11-26 00:33:18,666 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2022-11-26 00:33:18,667 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2022-11-26 00:33:18,667 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2022-11-26 00:33:18,667 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2022-11-26 00:33:18,668 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2022-11-26 00:33:18,668 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2022-11-26 00:33:18,669 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2022-11-26 00:33:18,669 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2022-11-26 00:33:18,669 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2022-11-26 00:33:18,670 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2022-11-26 00:33:18,670 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2022-11-26 00:33:18,670 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2022-11-26 00:33:18,671 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2022-11-26 00:33:18,671 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2022-11-26 00:33:18,671 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2022-11-26 00:33:18,672 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2022-11-26 00:33:18,672 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2022-11-26 00:33:18,672 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2022-11-26 00:33:18,673 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2022-11-26 00:33:18,673 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2022-11-26 00:33:18,673 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2022-11-26 00:33:18,674 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2022-11-26 00:33:18,675 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2022-11-26 00:33:18,675 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2022-11-26 00:33:18,675 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2022-11-26 00:33:18,676 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2022-11-26 00:33:18,676 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2022-11-26 00:33:18,676 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2022-11-26 00:33:18,677 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2022-11-26 00:33:18,678 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2022-11-26 00:33:18,679 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2022-11-26 00:33:18,679 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2022-11-26 00:33:18,679 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2022-11-26 00:33:18,680 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2022-11-26 00:33:18,680 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2022-11-26 00:33:18,681 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2022-11-26 00:33:18,681 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2022-11-26 00:33:18,681 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2022-11-26 00:33:18,682 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2022-11-26 00:33:18,682 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2022-11-26 00:33:18,682 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2022-11-26 00:33:18,683 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2022-11-26 00:33:18,683 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2022-11-26 00:33:18,688 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2022-11-26 00:33:18,689 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2022-11-26 00:33:18,689 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2022-11-26 00:33:18,689 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2022-11-26 00:33:18,690 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2022-11-26 00:33:18,690 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2022-11-26 00:33:18,690 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2022-11-26 00:33:18,690 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2022-11-26 00:33:18,691 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2022-11-26 00:33:18,691 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2022-11-26 00:33:18,691 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2022-11-26 00:33:18,693 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2022-11-26 00:33:18,694 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2022-11-26 00:33:18,694 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2022-11-26 00:33:18,695 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2022-11-26 00:33:18,695 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2022-11-26 00:33:18,696 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2022-11-26 00:33:18,697 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2022-11-26 00:33:18,697 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2022-11-26 00:33:18,698 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2022-11-26 00:33:18,698 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2022-11-26 00:33:18,698 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2022-11-26 00:33:18,699 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2022-11-26 00:33:18,699 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2022-11-26 00:33:18,699 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2022-11-26 00:33:18,700 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_17af2283-d18a-4638-816e-a10d94d0abd7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2022-11-26 00:33:18,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:33:19,252 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:33:19,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19 WrapperNode [2022-11-26 00:33:19,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:33:19,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:33:19,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:33:19,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:33:19,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,680 INFO L138 Inliner]: procedures = 918, calls = 3174, calls flagged for inlining = 418, calls inlined = 342, statements flattened = 8005 [2022-11-26 00:33:19,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:33:19,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:33:19,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:33:19,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:33:19,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:19,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:20,052 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:20,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:20,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:33:20,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:33:20,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:33:20,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:33:20,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (1/1) ... [2022-11-26 00:33:20,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:33:20,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:33:20,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:33:20,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17af2283-d18a-4638-816e-a10d94d0abd7/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:33:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-11-26 00:33:20,231 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-11-26 00:33:20,231 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-26 00:33:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-26 00:33:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2022-11-26 00:33:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2022-11-26 00:33:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-11-26 00:33:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-11-26 00:33:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-11-26 00:33:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-11-26 00:33:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_131 [2022-11-26 00:33:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_131 [2022-11-26 00:33:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-11-26 00:33:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-11-26 00:33:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2022-11-26 00:33:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2022-11-26 00:33:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-11-26 00:33:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-11-26 00:33:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_if_positive [2022-11-26 00:33:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_if_positive [2022-11-26 00:33:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-26 00:33:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-26 00:33:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-26 00:33:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-26 00:33:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-26 00:33:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-26 00:33:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-26 00:33:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-26 00:33:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2022-11-26 00:33:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2022-11-26 00:33:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-11-26 00:33:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2022-11-26 00:33:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-11-26 00:33:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-11-26 00:33:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-26 00:33:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-26 00:33:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-11-26 00:33:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-11-26 00:33:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-26 00:33:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-26 00:33:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-11-26 00:33:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-11-26 00:33:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2022-11-26 00:33:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2022-11-26 00:33:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-11-26 00:33:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-11-26 00:33:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-11-26 00:33:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-11-26 00:33:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-11-26 00:33:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-11-26 00:33:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-11-26 00:33:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-11-26 00:33:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-26 00:33:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-26 00:33:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-26 00:33:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-26 00:33:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-26 00:33:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-26 00:33:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-11-26 00:33:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-11-26 00:33:20,239 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-11-26 00:33:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-11-26 00:33:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-11-26 00:33:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-11-26 00:33:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-26 00:33:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-26 00:33:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-26 00:33:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-26 00:33:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-11-26 00:33:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-11-26 00:33:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:33:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-26 00:33:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-26 00:33:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-11-26 00:33:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-11-26 00:33:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-11-26 00:33:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-11-26 00:33:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-26 00:33:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-26 00:33:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-26 00:33:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-26 00:33:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-11-26 00:33:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-11-26 00:33:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-26 00:33:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-26 00:33:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-26 00:33:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-26 00:33:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-26 00:33:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2022-11-26 00:33:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2022-11-26 00:33:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2022-11-26 00:33:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2022-11-26 00:33:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-11-26 00:33:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_48 [2022-11-26 00:33:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-11-26 00:33:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-11-26 00:33:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-26 00:33:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-26 00:33:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2022-11-26 00:33:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2022-11-26 00:33:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-11-26 00:33:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-11-26 00:33:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-26 00:33:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-26 00:33:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-11-26 00:33:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2022-11-26 00:33:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-11-26 00:33:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-11-26 00:33:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-26 00:33:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-26 00:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:33:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2022-11-26 00:33:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2022-11-26 00:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-11-26 00:33:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-11-26 00:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-11-26 00:33:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-11-26 00:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 00:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-11-26 00:33:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-11-26 00:33:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-11-26 00:33:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2022-11-26 00:33:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-26 00:33:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-26 00:33:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-26 00:33:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-26 00:33:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-11-26 00:33:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-11-26 00:33:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-26 00:33:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-26 00:33:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-26 00:33:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-11-26 00:33:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-11-26 00:33:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-11-26 00:33:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-11-26 00:33:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-11-26 00:33:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2022-11-26 00:33:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 00:33:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 00:33:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-11-26 00:33:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-11-26 00:33:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-11-26 00:33:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2022-11-26 00:33:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-26 00:33:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-26 00:33:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-26 00:33:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-26 00:33:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2022-11-26 00:33:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2022-11-26 00:33:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-26 00:33:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-26 00:33:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-26 00:33:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-26 00:33:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:33:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-26 00:33:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-26 00:33:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-26 00:33:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-26 00:33:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-11-26 00:33:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-11-26 00:33:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:33:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-11-26 00:33:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-11-26 00:33:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-11-26 00:33:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-11-26 00:33:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2022-11-26 00:33:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2022-11-26 00:33:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-11-26 00:33:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-11-26 00:33:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-11-26 00:33:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-11-26 00:33:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-26 00:33:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-26 00:33:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-26 00:33:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-26 00:33:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-26 00:33:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-26 00:33:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-26 00:33:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-26 00:33:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-11-26 00:33:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-11-26 00:33:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2022-11-26 00:33:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2022-11-26 00:33:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-11-26 00:33:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-11-26 00:33:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-26 00:33:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-26 00:33:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-11-26 00:33:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-11-26 00:33:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-26 00:33:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-26 00:33:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register_149 [2022-11-26 00:33:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register_149 [2022-11-26 00:33:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-11-26 00:33:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-11-26 00:33:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-26 00:33:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-26 00:33:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-26 00:33:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-26 00:33:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-11-26 00:33:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-11-26 00:33:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-11-26 00:33:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-11-26 00:33:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-26 00:33:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-26 00:33:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-26 00:33:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-26 00:33:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-26 00:33:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-26 00:33:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-11-26 00:33:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-11-26 00:33:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:33:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:33:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:33:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-11-26 00:33:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-11-26 00:33:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-11-26 00:33:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-11-26 00:33:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-11-26 00:33:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-11-26 00:33:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-11-26 00:33:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-11-26 00:33:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-11-26 00:33:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-11-26 00:33:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-11-26 00:33:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-11-26 00:33:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-26 00:33:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-26 00:33:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-26 00:33:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-26 00:33:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2022-11-26 00:33:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2022-11-26 00:33:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-11-26 00:33:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-11-26 00:33:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-11-26 00:33:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-11-26 00:33:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-11-26 00:33:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2022-11-26 00:33:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-11-26 00:33:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-11-26 00:33:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-11-26 00:33:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-11-26 00:33:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-26 00:33:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-26 00:33:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-26 00:33:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-11-26 00:33:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-11-26 00:33:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-11-26 00:33:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-11-26 00:33:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2022-11-26 00:33:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2022-11-26 00:33:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-26 00:33:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-26 00:33:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-11-26 00:33:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-11-26 00:33:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-26 00:33:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-26 00:33:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_130 [2022-11-26 00:33:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_130 [2022-11-26 00:33:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-26 00:33:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-26 00:33:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:33:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:33:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2022-11-26 00:33:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2022-11-26 00:33:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-11-26 00:33:20,259 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-11-26 00:33:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-11-26 00:33:20,259 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-11-26 00:33:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-11-26 00:33:20,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2022-11-26 00:33:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-26 00:33:20,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-26 00:33:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-26 00:33:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-26 00:33:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-26 00:33:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-26 00:33:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-11-26 00:33:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-11-26 00:33:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-26 00:33:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-26 00:33:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-11-26 00:33:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-11-26 00:33:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-11-26 00:33:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-11-26 00:33:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-26 00:33:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-26 00:33:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:33:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:33:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-26 00:33:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-26 00:33:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-11-26 00:33:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-11-26 00:33:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-11-26 00:33:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-11-26 00:33:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-26 00:33:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-26 00:33:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-11-26 00:33:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-11-26 00:33:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:33:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-11-26 00:33:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-11-26 00:33:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-26 00:33:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-26 00:33:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2022-11-26 00:33:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2022-11-26 00:33:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-11-26 00:33:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-11-26 00:33:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2022-11-26 00:33:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2022-11-26 00:33:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_20_2 [2022-11-26 00:33:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_20_2 [2022-11-26 00:33:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-26 00:33:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-11-26 00:33:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-11-26 00:33:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-11-26 00:33:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-11-26 00:33:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2022-11-26 00:33:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2022-11-26 00:33:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 00:33:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-26 00:33:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-26 00:33:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-11-26 00:33:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-11-26 00:33:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-26 00:33:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-26 00:33:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-26 00:33:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-26 00:33:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-26 00:33:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-26 00:33:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-11-26 00:33:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-11-26 00:33:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-11-26 00:33:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-11-26 00:33:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-26 00:33:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-26 00:33:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2022-11-26 00:33:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2022-11-26 00:33:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-26 00:33:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-26 00:33:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-26 00:33:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-26 00:33:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-11-26 00:33:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-11-26 00:33:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-11-26 00:33:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-11-26 00:33:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-11-26 00:33:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-11-26 00:33:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-11-26 00:33:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-11-26 00:33:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-26 00:33:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-26 00:33:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-11-26 00:33:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-11-26 00:33:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:33:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:33:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-26 00:33:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-26 00:33:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-26 00:33:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-26 00:33:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-11-26 00:33:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-11-26 00:33:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-11-26 00:33:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-11-26 00:33:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-11-26 00:33:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-11-26 00:33:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-26 00:33:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-26 00:33:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-26 00:33:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-26 00:33:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-26 00:33:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-26 00:33:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-11-26 00:33:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-11-26 00:33:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2022-11-26 00:33:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2022-11-26 00:33:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-26 00:33:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-26 00:33:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-11-26 00:33:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-11-26 00:33:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2022-11-26 00:33:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2022-11-26 00:33:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-11-26 00:33:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-11-26 00:33:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-26 00:33:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-11-26 00:33:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-11-26 00:33:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-26 00:33:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:33:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:33:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-26 00:33:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-26 00:33:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-26 00:33:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-26 00:33:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-11-26 00:33:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-11-26 00:33:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-26 00:33:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-26 00:33:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-11-26 00:33:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-11-26 00:33:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-11-26 00:33:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-11-26 00:33:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-26 00:33:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-26 00:33:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-11-26 00:33:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2022-11-26 00:33:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-11-26 00:33:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-11-26 00:33:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-26 00:33:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-26 00:33:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-11-26 00:33:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-11-26 00:33:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-26 00:33:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-26 00:33:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-11-26 00:33:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-11-26 00:33:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-26 00:33:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-26 00:33:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:33:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-11-26 00:33:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-11-26 00:33:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure team_upper_dev_unlink [2022-11-26 00:33:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure team_upper_dev_unlink [2022-11-26 00:33:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-26 00:33:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-26 00:33:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-26 00:33:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-26 00:33:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-11-26 00:33:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-11-26 00:33:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-11-26 00:33:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-11-26 00:33:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-26 00:33:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-26 00:33:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2022-11-26 00:33:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2022-11-26 00:33:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-11-26 00:33:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-11-26 00:33:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-26 00:33:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-26 00:33:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-11-26 00:33:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-11-26 00:33:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-26 00:33:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-26 00:33:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-26 00:33:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-26 00:33:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-11-26 00:33:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-11-26 00:33:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-11-26 00:33:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-11-26 00:33:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2022-11-26 00:33:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2022-11-26 00:33:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-11-26 00:33:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-11-26 00:33:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-26 00:33:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-26 00:33:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-11-26 00:33:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-11-26 00:33:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-11-26 00:33:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-11-26 00:33:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-26 00:33:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-26 00:33:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-26 00:33:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-26 00:33:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-26 00:33:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-26 00:33:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-26 00:33:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-26 00:33:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-26 00:33:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-26 00:33:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-11-26 00:33:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-11-26 00:33:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-26 00:33:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-26 00:33:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-11-26 00:33:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-11-26 00:33:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-26 00:33:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-26 00:33:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-26 00:33:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-26 00:33:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2022-11-26 00:33:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2022-11-26 00:33:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:33:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register [2022-11-26 00:33:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register [2022-11-26 00:33:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-26 00:33:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-26 00:33:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-11-26 00:33:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-11-26 00:33:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-11-26 00:33:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-11-26 00:33:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2022-11-26 00:33:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2022-11-26 00:33:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-11-26 00:33:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-11-26 00:33:21,773 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:33:21,778 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:33:22,121 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:33:28,096 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:33:29,925 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:33:29,926 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-11-26 00:33:29,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:33:29 BoogieIcfgContainer [2022-11-26 00:33:29,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:33:29,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:33:29,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:33:29,938 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:33:29,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:33:10" (1/3) ... [2022-11-26 00:33:29,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c09685b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:33:29, skipping insertion in model container [2022-11-26 00:33:29,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:33:19" (2/3) ... [2022-11-26 00:33:29,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c09685b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:33:29, skipping insertion in model container [2022-11-26 00:33:29,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:33:29" (3/3) ... [2022-11-26 00:33:29,941 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2022-11-26 00:33:29,964 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:33:29,965 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-26 00:33:30,063 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:33:30,069 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@66c75ab7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:33:30,069 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-26 00:33:30,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 2548 states, 1528 states have (on average 1.3285340314136125) internal successors, (2030), 1627 states have internal predecessors, (2030), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) [2022-11-26 00:33:30,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-26 00:33:30,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:30,095 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:33:30,095 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 34 more)] === [2022-11-26 00:33:30,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:30,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1238333096, now seen corresponding path program 1 times [2022-11-26 00:33:30,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:30,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233637551] [2022-11-26 00:33:30,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:30,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:31,328 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:31,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233637551] [2022-11-26 00:33:31,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233637551] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:31,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:31,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:31,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006384305] [2022-11-26 00:33:31,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:31,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:31,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:31,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:31,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:31,390 INFO L87 Difference]: Start difference. First operand has 2548 states, 1528 states have (on average 1.3285340314136125) internal successors, (2030), 1627 states have internal predecessors, (2030), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:33:33,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:33,727 INFO L93 Difference]: Finished difference Result 5076 states and 7202 transitions. [2022-11-26 00:33:33,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:33,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 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 50 [2022-11-26 00:33:33,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:33,801 INFO L225 Difference]: With dead ends: 5076 [2022-11-26 00:33:33,802 INFO L226 Difference]: Without dead ends: 2525 [2022-11-26 00:33:33,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:33,834 INFO L413 NwaCegarLoop]: 3033 mSDtfsCounter, 3439 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3441 SdHoareTripleChecker+Valid, 6066 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:33,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3441 Valid, 6066 Invalid, 855 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:33:33,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2525 states. [2022-11-26 00:33:34,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2525 to 2525. [2022-11-26 00:33:34,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2525 states, 1521 states have (on average 1.2958579881656804) internal successors, (1971), 1607 states have internal predecessors, (1971), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-26 00:33:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2525 states and 3429 transitions. [2022-11-26 00:33:34,100 INFO L78 Accepts]: Start accepts. Automaton has 2525 states and 3429 transitions. Word has length 50 [2022-11-26 00:33:34,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:34,102 INFO L495 AbstractCegarLoop]: Abstraction has 2525 states and 3429 transitions. [2022-11-26 00:33:34,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:33:34,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 3429 transitions. [2022-11-26 00:33:34,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-26 00:33:34,111 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:34,112 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:33:34,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:33:34,113 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 34 more)] === [2022-11-26 00:33:34,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:34,114 INFO L85 PathProgramCache]: Analyzing trace with hash 38391922, now seen corresponding path program 1 times [2022-11-26 00:33:34,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:34,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757567925] [2022-11-26 00:33:34,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:34,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:34,803 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:34,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757567925] [2022-11-26 00:33:34,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757567925] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:34,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:34,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:34,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669728880] [2022-11-26 00:33:34,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:34,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:34,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:34,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:34,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:34,806 INFO L87 Difference]: Start difference. First operand 2525 states and 3429 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-26 00:33:36,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:36,607 INFO L93 Difference]: Finished difference Result 2525 states and 3429 transitions. [2022-11-26 00:33:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:36,608 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 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 55 [2022-11-26 00:33:36,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:36,624 INFO L225 Difference]: With dead ends: 2525 [2022-11-26 00:33:36,625 INFO L226 Difference]: Without dead ends: 2523 [2022-11-26 00:33:36,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:36,632 INFO L413 NwaCegarLoop]: 2999 mSDtfsCounter, 3403 mSDsluCounter, 2999 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3405 SdHoareTripleChecker+Valid, 5998 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:36,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3405 Valid, 5998 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-26 00:33:36,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2022-11-26 00:33:36,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 2523. [2022-11-26 00:33:36,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2523 states, 1520 states have (on average 1.2953947368421053) internal successors, (1969), 1605 states have internal predecessors, (1969), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-26 00:33:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 3427 transitions. [2022-11-26 00:33:36,792 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 3427 transitions. Word has length 55 [2022-11-26 00:33:36,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:36,792 INFO L495 AbstractCegarLoop]: Abstraction has 2523 states and 3427 transitions. [2022-11-26 00:33:36,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-26 00:33:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3427 transitions. [2022-11-26 00:33:36,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-26 00:33:36,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:36,799 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:36,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:33:36,800 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 34 more)] === [2022-11-26 00:33:36,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:36,810 INFO L85 PathProgramCache]: Analyzing trace with hash 105357469, now seen corresponding path program 1 times [2022-11-26 00:33:36,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:36,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75248354] [2022-11-26 00:33:36,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:36,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:37,493 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:37,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75248354] [2022-11-26 00:33:37,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75248354] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:37,493 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:37,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:37,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088341051] [2022-11-26 00:33:37,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:37,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:37,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:37,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:37,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:37,496 INFO L87 Difference]: Start difference. First operand 2523 states and 3427 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:33:39,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:39,637 INFO L93 Difference]: Finished difference Result 2523 states and 3427 transitions. [2022-11-26 00:33:39,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:39,638 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 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 60 [2022-11-26 00:33:39,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:39,653 INFO L225 Difference]: With dead ends: 2523 [2022-11-26 00:33:39,653 INFO L226 Difference]: Without dead ends: 2521 [2022-11-26 00:33:39,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:39,657 INFO L413 NwaCegarLoop]: 2997 mSDtfsCounter, 3400 mSDsluCounter, 2997 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3402 SdHoareTripleChecker+Valid, 5994 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:39,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3402 Valid, 5994 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:33:39,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2521 states. [2022-11-26 00:33:39,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2521 to 2521. [2022-11-26 00:33:39,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2521 states, 1519 states have (on average 1.294930875576037) internal successors, (1967), 1603 states have internal predecessors, (1967), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-26 00:33:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2521 states and 3425 transitions. [2022-11-26 00:33:39,819 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 3425 transitions. Word has length 60 [2022-11-26 00:33:39,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:39,819 INFO L495 AbstractCegarLoop]: Abstraction has 2521 states and 3425 transitions. [2022-11-26 00:33:39,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:33:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 3425 transitions. [2022-11-26 00:33:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-26 00:33:39,822 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:39,822 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:33:39,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:33:39,822 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 34 more)] === [2022-11-26 00:33:39,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:39,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1286039798, now seen corresponding path program 1 times [2022-11-26 00:33:39,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:39,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32555701] [2022-11-26 00:33:39,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:39,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:40,423 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:40,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:40,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32555701] [2022-11-26 00:33:40,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32555701] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:40,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:40,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:40,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170736346] [2022-11-26 00:33:40,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:40,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:40,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:40,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:40,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:40,427 INFO L87 Difference]: Start difference. First operand 2521 states and 3425 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-26 00:33:42,686 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 [] [2022-11-26 00:33:43,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:43,233 INFO L93 Difference]: Finished difference Result 2521 states and 3425 transitions. [2022-11-26 00:33:43,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:43,234 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 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 65 [2022-11-26 00:33:43,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:43,251 INFO L225 Difference]: With dead ends: 2521 [2022-11-26 00:33:43,252 INFO L226 Difference]: Without dead ends: 2519 [2022-11-26 00:33:43,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:43,258 INFO L413 NwaCegarLoop]: 2995 mSDtfsCounter, 3397 mSDsluCounter, 2995 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3399 SdHoareTripleChecker+Valid, 5990 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:43,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3399 Valid, 5990 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-26 00:33:43,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2519 states. [2022-11-26 00:33:43,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2519 to 2519. [2022-11-26 00:33:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2519 states, 1518 states have (on average 1.2944664031620554) internal successors, (1965), 1601 states have internal predecessors, (1965), 730 states have call successors, (730), 240 states have call predecessors, (730), 239 states have return successors, (728), 709 states have call predecessors, (728), 728 states have call successors, (728) [2022-11-26 00:33:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3423 transitions. [2022-11-26 00:33:43,521 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3423 transitions. Word has length 65 [2022-11-26 00:33:43,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:43,521 INFO L495 AbstractCegarLoop]: Abstraction has 2519 states and 3423 transitions. [2022-11-26 00:33:43,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-26 00:33:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3423 transitions. [2022-11-26 00:33:43,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-26 00:33:43,525 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:43,525 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:43,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:33:43,525 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__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 34 more)] === [2022-11-26 00:33:43,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:43,526 INFO L85 PathProgramCache]: Analyzing trace with hash -974598335, now seen corresponding path program 1 times [2022-11-26 00:33:43,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:43,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250761334] [2022-11-26 00:33:43,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:43,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-26 00:33:44,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:44,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250761334] [2022-11-26 00:33:44,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250761334] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:44,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:44,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:33:44,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340747229] [2022-11-26 00:33:44,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:44,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:33:44,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:44,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:33:44,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:44,724 INFO L87 Difference]: Start difference. First operand 2519 states and 3423 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:33:49,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:49,359 INFO L93 Difference]: Finished difference Result 4794 states and 6578 transitions. [2022-11-26 00:33:49,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:33:49,360 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2022-11-26 00:33:49,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:49,395 INFO L225 Difference]: With dead ends: 4794 [2022-11-26 00:33:49,396 INFO L226 Difference]: Without dead ends: 4792 [2022-11-26 00:33:49,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:33:49,400 INFO L413 NwaCegarLoop]: 5128 mSDtfsCounter, 3320 mSDsluCounter, 13096 mSDsCounter, 0 mSdLazyCounter, 2425 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3321 SdHoareTripleChecker+Valid, 18224 SdHoareTripleChecker+Invalid, 2427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:49,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3321 Valid, 18224 Invalid, 2427 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2425 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-11-26 00:33:49,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4792 states. [2022-11-26 00:33:49,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4792 to 4701. [2022-11-26 00:33:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4701 states, 2848 states have (on average 1.2984550561797752) internal successors, (3698), 2988 states have internal predecessors, (3698), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-26 00:33:49,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4701 states to 4701 states and 6508 transitions. [2022-11-26 00:33:49,845 INFO L78 Accepts]: Start accepts. Automaton has 4701 states and 6508 transitions. Word has length 77 [2022-11-26 00:33:49,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:49,847 INFO L495 AbstractCegarLoop]: Abstraction has 4701 states and 6508 transitions. [2022-11-26 00:33:49,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:33:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 4701 states and 6508 transitions. [2022-11-26 00:33:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-26 00:33:49,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:49,850 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:33:49,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:33:49,851 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 34 more)] === [2022-11-26 00:33:49,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:49,852 INFO L85 PathProgramCache]: Analyzing trace with hash -865653796, now seen corresponding path program 1 times [2022-11-26 00:33:49,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:49,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618512830] [2022-11-26 00:33:49,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:49,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:50,320 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:50,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618512830] [2022-11-26 00:33:50,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618512830] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:50,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:50,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:50,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470930032] [2022-11-26 00:33:50,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:50,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:50,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:50,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:50,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:50,322 INFO L87 Difference]: Start difference. First operand 4701 states and 6508 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-26 00:33:52,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:52,901 INFO L93 Difference]: Finished difference Result 4701 states and 6508 transitions. [2022-11-26 00:33:52,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:52,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 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 70 [2022-11-26 00:33:52,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:52,928 INFO L225 Difference]: With dead ends: 4701 [2022-11-26 00:33:52,929 INFO L226 Difference]: Without dead ends: 4699 [2022-11-26 00:33:52,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:52,933 INFO L413 NwaCegarLoop]: 2993 mSDtfsCounter, 3394 mSDsluCounter, 2993 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3396 SdHoareTripleChecker+Valid, 5986 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:52,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3396 Valid, 5986 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-26 00:33:52,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-11-26 00:33:53,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 4699. [2022-11-26 00:33:53,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4699 states, 2847 states have (on average 1.2978573937478046) internal successors, (3695), 2986 states have internal predecessors, (3695), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-26 00:33:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 4699 states and 6505 transitions. [2022-11-26 00:33:53,352 INFO L78 Accepts]: Start accepts. Automaton has 4699 states and 6505 transitions. Word has length 70 [2022-11-26 00:33:53,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:53,352 INFO L495 AbstractCegarLoop]: Abstraction has 4699 states and 6505 transitions. [2022-11-26 00:33:53,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-26 00:33:53,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4699 states and 6505 transitions. [2022-11-26 00:33:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-26 00:33:53,354 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:53,354 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:53,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:33:53,355 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 34 more)] === [2022-11-26 00:33:53,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:53,356 INFO L85 PathProgramCache]: Analyzing trace with hash 54807800, now seen corresponding path program 1 times [2022-11-26 00:33:53,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:53,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142521704] [2022-11-26 00:33:53,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:53,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:53,818 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:53,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142521704] [2022-11-26 00:33:53,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142521704] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:53,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:53,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:53,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509089328] [2022-11-26 00:33:53,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:53,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:53,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:53,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:53,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:53,820 INFO L87 Difference]: Start difference. First operand 4699 states and 6505 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-26 00:33:56,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:56,121 INFO L93 Difference]: Finished difference Result 4699 states and 6505 transitions. [2022-11-26 00:33:56,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:56,122 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 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 75 [2022-11-26 00:33:56,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:56,154 INFO L225 Difference]: With dead ends: 4699 [2022-11-26 00:33:56,154 INFO L226 Difference]: Without dead ends: 4697 [2022-11-26 00:33:56,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:56,159 INFO L413 NwaCegarLoop]: 2991 mSDtfsCounter, 3391 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3393 SdHoareTripleChecker+Valid, 5982 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:56,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3393 Valid, 5982 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:33:56,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2022-11-26 00:33:56,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 4697. [2022-11-26 00:33:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4697 states, 2846 states have (on average 1.297259311314125) internal successors, (3692), 2984 states have internal predecessors, (3692), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-26 00:33:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4697 states to 4697 states and 6502 transitions. [2022-11-26 00:33:56,687 INFO L78 Accepts]: Start accepts. Automaton has 4697 states and 6502 transitions. Word has length 75 [2022-11-26 00:33:56,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:56,689 INFO L495 AbstractCegarLoop]: Abstraction has 4697 states and 6502 transitions. [2022-11-26 00:33:56,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-26 00:33:56,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4697 states and 6502 transitions. [2022-11-26 00:33:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-26 00:33:56,697 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:56,697 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-26 00:33:56,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-26 00:33:56,698 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 34 more)] === [2022-11-26 00:33:56,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:56,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2140957589, now seen corresponding path program 1 times [2022-11-26 00:33:56,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:56,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834831864] [2022-11-26 00:33:56,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:56,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-26 00:33:57,927 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:57,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834831864] [2022-11-26 00:33:57,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834831864] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:57,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:57,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-26 00:33:57,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645029629] [2022-11-26 00:33:57,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:57,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:33:57,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:57,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:33:57,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:33:57,931 INFO L87 Difference]: Start difference. First operand 4697 states and 6502 transitions. Second operand has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:34:04,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:04,050 INFO L93 Difference]: Finished difference Result 4697 states and 6502 transitions. [2022-11-26 00:34:04,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:34:04,051 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 88 [2022-11-26 00:34:04,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:04,075 INFO L225 Difference]: With dead ends: 4697 [2022-11-26 00:34:04,075 INFO L226 Difference]: Without dead ends: 4695 [2022-11-26 00:34:04,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-26 00:34:04,079 INFO L413 NwaCegarLoop]: 2990 mSDtfsCounter, 3384 mSDsluCounter, 7504 mSDsCounter, 0 mSdLazyCounter, 3162 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3388 SdHoareTripleChecker+Valid, 10494 SdHoareTripleChecker+Invalid, 3163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:04,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3388 Valid, 10494 Invalid, 3163 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3162 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-11-26 00:34:04,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4695 states. [2022-11-26 00:34:04,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4695 to 4695. [2022-11-26 00:34:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4695 states, 2845 states have (on average 1.2966608084358524) internal successors, (3689), 2982 states have internal predecessors, (3689), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-26 00:34:04,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4695 states to 4695 states and 6499 transitions. [2022-11-26 00:34:04,461 INFO L78 Accepts]: Start accepts. Automaton has 4695 states and 6499 transitions. Word has length 88 [2022-11-26 00:34:04,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:04,462 INFO L495 AbstractCegarLoop]: Abstraction has 4695 states and 6499 transitions. [2022-11-26 00:34:04,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:34:04,462 INFO L276 IsEmpty]: Start isEmpty. Operand 4695 states and 6499 transitions. [2022-11-26 00:34:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-26 00:34:04,464 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:04,464 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:34:04,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-26 00:34:04,464 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 34 more)] === [2022-11-26 00:34:04,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:04,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1738325351, now seen corresponding path program 1 times [2022-11-26 00:34:04,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:04,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131357531] [2022-11-26 00:34:04,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:04,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:04,968 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:04,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131357531] [2022-11-26 00:34:04,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131357531] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:04,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:04,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:04,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874053466] [2022-11-26 00:34:04,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:04,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:04,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:04,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:04,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:04,971 INFO L87 Difference]: Start difference. First operand 4695 states and 6499 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-26 00:34:07,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:07,263 INFO L93 Difference]: Finished difference Result 4695 states and 6499 transitions. [2022-11-26 00:34:07,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:07,264 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 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 80 [2022-11-26 00:34:07,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:07,284 INFO L225 Difference]: With dead ends: 4695 [2022-11-26 00:34:07,284 INFO L226 Difference]: Without dead ends: 4693 [2022-11-26 00:34:07,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:07,288 INFO L413 NwaCegarLoop]: 2987 mSDtfsCounter, 3386 mSDsluCounter, 2987 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3388 SdHoareTripleChecker+Valid, 5974 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:07,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3388 Valid, 5974 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-26 00:34:07,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-11-26 00:34:07,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 4693. [2022-11-26 00:34:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4693 states, 2844 states have (on average 1.2960618846694796) internal successors, (3686), 2980 states have internal predecessors, (3686), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-26 00:34:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4693 states to 4693 states and 6496 transitions. [2022-11-26 00:34:07,694 INFO L78 Accepts]: Start accepts. Automaton has 4693 states and 6496 transitions. Word has length 80 [2022-11-26 00:34:07,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:07,695 INFO L495 AbstractCegarLoop]: Abstraction has 4693 states and 6496 transitions. [2022-11-26 00:34:07,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-26 00:34:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 4693 states and 6496 transitions. [2022-11-26 00:34:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-26 00:34:07,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:07,698 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-26 00:34:07,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-26 00:34:07,699 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-26 00:34:07,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:07,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1181101159, now seen corresponding path program 1 times [2022-11-26 00:34:07,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:07,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140751765] [2022-11-26 00:34:07,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:08,036 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-26 00:34:08,037 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:08,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140751765] [2022-11-26 00:34:08,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140751765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:08,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:08,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:34:08,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906157856] [2022-11-26 00:34:08,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:08,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:34:08,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:08,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:34:08,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:34:08,039 INFO L87 Difference]: Start difference. First operand 4693 states and 6496 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:34:09,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:09,656 INFO L93 Difference]: Finished difference Result 9366 states and 13196 transitions. [2022-11-26 00:34:09,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:34:09,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 91 [2022-11-26 00:34:09,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:09,690 INFO L225 Difference]: With dead ends: 9366 [2022-11-26 00:34:09,690 INFO L226 Difference]: Without dead ends: 4687 [2022-11-26 00:34:09,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:34:09,716 INFO L413 NwaCegarLoop]: 2983 mSDtfsCounter, 3369 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3369 SdHoareTripleChecker+Valid, 2983 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:09,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3369 Valid, 2983 Invalid, 427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-26 00:34:09,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4687 states. [2022-11-26 00:34:10,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4687 to 4687. [2022-11-26 00:34:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4687 states, 2839 states have (on average 1.295174357168017) internal successors, (3677), 2974 states have internal predecessors, (3677), 1361 states have call successors, (1361), 469 states have call predecessors, (1361), 460 states have return successors, (1449), 1302 states have call predecessors, (1449), 1359 states have call successors, (1449) [2022-11-26 00:34:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 4687 states and 6487 transitions. [2022-11-26 00:34:10,171 INFO L78 Accepts]: Start accepts. Automaton has 4687 states and 6487 transitions. Word has length 91 [2022-11-26 00:34:10,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:10,172 INFO L495 AbstractCegarLoop]: Abstraction has 4687 states and 6487 transitions. [2022-11-26 00:34:10,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:34:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4687 states and 6487 transitions. [2022-11-26 00:34:10,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-26 00:34:10,174 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:10,174 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:10,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-26 00:34:10,175 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__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 34 more)] === [2022-11-26 00:34:10,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:10,175 INFO L85 PathProgramCache]: Analyzing trace with hash 543497251, now seen corresponding path program 1 times [2022-11-26 00:34:10,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:10,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054100965] [2022-11-26 00:34:10,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:10,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-26 00:34:11,156 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:11,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054100965] [2022-11-26 00:34:11,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054100965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:11,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:11,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:34:11,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817132247] [2022-11-26 00:34:11,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:11,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:34:11,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:11,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:34:11,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:11,158 INFO L87 Difference]: Start difference. First operand 4687 states and 6487 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-26 00:34:16,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:16,342 INFO L93 Difference]: Finished difference Result 4768 states and 6550 transitions. [2022-11-26 00:34:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:34:16,343 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 93 [2022-11-26 00:34:16,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:16,364 INFO L225 Difference]: With dead ends: 4768 [2022-11-26 00:34:16,364 INFO L226 Difference]: Without dead ends: 4766 [2022-11-26 00:34:16,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:34:16,368 INFO L413 NwaCegarLoop]: 4264 mSDtfsCounter, 3215 mSDsluCounter, 11444 mSDsCounter, 0 mSdLazyCounter, 2089 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 15708 SdHoareTripleChecker+Invalid, 2089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:16,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 15708 Invalid, 2089 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2089 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-11-26 00:34:16,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4766 states. [2022-11-26 00:34:16,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4766 to 4711. [2022-11-26 00:34:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4711 states, 2853 states have (on average 1.2937259025587102) internal successors, (3691), 2987 states have internal predecessors, (3691), 1369 states have call successors, (1369), 472 states have call predecessors, (1369), 462 states have return successors, (1458), 1310 states have call predecessors, (1458), 1367 states have call successors, (1458) [2022-11-26 00:34:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4711 states and 6518 transitions. [2022-11-26 00:34:16,808 INFO L78 Accepts]: Start accepts. Automaton has 4711 states and 6518 transitions. Word has length 93 [2022-11-26 00:34:16,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:16,808 INFO L495 AbstractCegarLoop]: Abstraction has 4711 states and 6518 transitions. [2022-11-26 00:34:16,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-26 00:34:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 6518 transitions. [2022-11-26 00:34:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-26 00:34:16,810 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:16,811 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:34:16,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-26 00:34:16,811 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 34 more)] === [2022-11-26 00:34:16,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:16,812 INFO L85 PathProgramCache]: Analyzing trace with hash 705144466, now seen corresponding path program 1 times [2022-11-26 00:34:16,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:16,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498480952] [2022-11-26 00:34:16,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:16,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:17,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:17,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498480952] [2022-11-26 00:34:17,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498480952] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:17,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:17,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:17,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767680582] [2022-11-26 00:34:17,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:17,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:17,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:17,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:17,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:17,276 INFO L87 Difference]: Start difference. First operand 4711 states and 6518 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:19,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:19,461 INFO L93 Difference]: Finished difference Result 4711 states and 6518 transitions. [2022-11-26 00:34:19,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:19,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 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 85 [2022-11-26 00:34:19,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:19,482 INFO L225 Difference]: With dead ends: 4711 [2022-11-26 00:34:19,482 INFO L226 Difference]: Without dead ends: 4709 [2022-11-26 00:34:19,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:19,487 INFO L413 NwaCegarLoop]: 2980 mSDtfsCounter, 3382 mSDsluCounter, 2976 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3384 SdHoareTripleChecker+Valid, 5956 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:19,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3384 Valid, 5956 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:34:19,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4709 states. [2022-11-26 00:34:19,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4709 to 4709. [2022-11-26 00:34:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4709 states, 2852 states have (on average 1.2931276297335204) internal successors, (3688), 2985 states have internal predecessors, (3688), 1369 states have call successors, (1369), 472 states have call predecessors, (1369), 462 states have return successors, (1458), 1310 states have call predecessors, (1458), 1367 states have call successors, (1458) [2022-11-26 00:34:20,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 4709 states and 6515 transitions. [2022-11-26 00:34:20,013 INFO L78 Accepts]: Start accepts. Automaton has 4709 states and 6515 transitions. Word has length 85 [2022-11-26 00:34:20,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:20,014 INFO L495 AbstractCegarLoop]: Abstraction has 4709 states and 6515 transitions. [2022-11-26 00:34:20,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 4709 states and 6515 transitions. [2022-11-26 00:34:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-26 00:34:20,016 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:20,017 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:20,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-26 00:34:20,017 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 34 more)] === [2022-11-26 00:34:20,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:20,018 INFO L85 PathProgramCache]: Analyzing trace with hash -960767179, now seen corresponding path program 1 times [2022-11-26 00:34:20,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:20,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554785505] [2022-11-26 00:34:20,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:20,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:20,451 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:20,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:20,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554785505] [2022-11-26 00:34:20,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554785505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:20,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:20,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:20,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080123959] [2022-11-26 00:34:20,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:20,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:20,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:20,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:20,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:20,454 INFO L87 Difference]: Start difference. First operand 4709 states and 6515 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:22,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:22,716 INFO L93 Difference]: Finished difference Result 4709 states and 6515 transitions. [2022-11-26 00:34:22,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:22,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 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 87 [2022-11-26 00:34:22,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:22,737 INFO L225 Difference]: With dead ends: 4709 [2022-11-26 00:34:22,737 INFO L226 Difference]: Without dead ends: 4707 [2022-11-26 00:34:22,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:22,741 INFO L413 NwaCegarLoop]: 2978 mSDtfsCounter, 3374 mSDsluCounter, 2978 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 5956 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:22,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 5956 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-26 00:34:22,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4707 states. [2022-11-26 00:34:23,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4707 to 4707. [2022-11-26 00:34:23,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4707 states, 2851 states have (on average 1.2925289372150124) internal successors, (3685), 2983 states have internal predecessors, (3685), 1369 states have call successors, (1369), 472 states have call predecessors, (1369), 462 states have return successors, (1458), 1310 states have call predecessors, (1458), 1367 states have call successors, (1458) [2022-11-26 00:34:23,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 4707 states and 6512 transitions. [2022-11-26 00:34:23,389 INFO L78 Accepts]: Start accepts. Automaton has 4707 states and 6512 transitions. Word has length 87 [2022-11-26 00:34:23,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:23,390 INFO L495 AbstractCegarLoop]: Abstraction has 4707 states and 6512 transitions. [2022-11-26 00:34:23,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 4707 states and 6512 transitions. [2022-11-26 00:34:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-26 00:34:23,392 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:23,392 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:34:23,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-26 00:34:23,393 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 34 more)] === [2022-11-26 00:34:23,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:23,393 INFO L85 PathProgramCache]: Analyzing trace with hash 161385225, now seen corresponding path program 1 times [2022-11-26 00:34:23,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:23,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354343984] [2022-11-26 00:34:23,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:23,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:23,809 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:23,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354343984] [2022-11-26 00:34:23,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354343984] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:23,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:23,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:23,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526284272] [2022-11-26 00:34:23,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:23,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:23,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:23,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:23,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:23,811 INFO L87 Difference]: Start difference. First operand 4707 states and 6512 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:34:28,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:28,106 INFO L93 Difference]: Finished difference Result 9400 states and 13187 transitions. [2022-11-26 00:34:28,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:34:28,107 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 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 92 [2022-11-26 00:34:28,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:28,145 INFO L225 Difference]: With dead ends: 9400 [2022-11-26 00:34:28,145 INFO L226 Difference]: Without dead ends: 9398 [2022-11-26 00:34:28,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:28,151 INFO L413 NwaCegarLoop]: 4128 mSDtfsCounter, 3372 mSDsluCounter, 7141 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3374 SdHoareTripleChecker+Valid, 11269 SdHoareTripleChecker+Invalid, 1424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:28,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3374 Valid, 11269 Invalid, 1424 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-26 00:34:28,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9398 states. [2022-11-26 00:34:29,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9398 to 9230. [2022-11-26 00:34:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9230 states, 5601 states have (on average 1.293161935368684) internal successors, (7243), 5842 states have internal predecessors, (7243), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-26 00:34:29,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9230 states to 9230 states and 13008 transitions. [2022-11-26 00:34:29,299 INFO L78 Accepts]: Start accepts. Automaton has 9230 states and 13008 transitions. Word has length 92 [2022-11-26 00:34:29,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:29,300 INFO L495 AbstractCegarLoop]: Abstraction has 9230 states and 13008 transitions. [2022-11-26 00:34:29,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:34:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 9230 states and 13008 transitions. [2022-11-26 00:34:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-26 00:34:29,302 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:29,302 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:34:29,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-26 00:34:29,304 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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 34 more)] === [2022-11-26 00:34:29,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:29,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1900655648, now seen corresponding path program 1 times [2022-11-26 00:34:29,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:29,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930894644] [2022-11-26 00:34:29,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:29,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:29,696 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:29,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930894644] [2022-11-26 00:34:29,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930894644] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:29,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:29,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:29,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087034154] [2022-11-26 00:34:29,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:29,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:29,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:29,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:29,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:29,698 INFO L87 Difference]: Start difference. First operand 9230 states and 13008 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 00:34:32,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:32,798 INFO L93 Difference]: Finished difference Result 9230 states and 13008 transitions. [2022-11-26 00:34:32,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:32,799 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 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 97 [2022-11-26 00:34:32,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:32,836 INFO L225 Difference]: With dead ends: 9230 [2022-11-26 00:34:32,836 INFO L226 Difference]: Without dead ends: 9228 [2022-11-26 00:34:32,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:32,842 INFO L413 NwaCegarLoop]: 2975 mSDtfsCounter, 3372 mSDsluCounter, 2975 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3374 SdHoareTripleChecker+Valid, 5950 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:32,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3374 Valid, 5950 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-26 00:34:32,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9228 states. [2022-11-26 00:34:33,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9228 to 9228. [2022-11-26 00:34:33,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9228 states, 5600 states have (on average 1.292857142857143) internal successors, (7240), 5840 states have internal predecessors, (7240), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-26 00:34:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9228 states to 9228 states and 13005 transitions. [2022-11-26 00:34:33,896 INFO L78 Accepts]: Start accepts. Automaton has 9228 states and 13005 transitions. Word has length 97 [2022-11-26 00:34:33,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:33,896 INFO L495 AbstractCegarLoop]: Abstraction has 9228 states and 13005 transitions. [2022-11-26 00:34:33,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 00:34:33,896 INFO L276 IsEmpty]: Start isEmpty. Operand 9228 states and 13005 transitions. [2022-11-26 00:34:33,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-26 00:34:33,899 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:33,899 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:34:33,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-26 00:34:33,899 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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 34 more)] === [2022-11-26 00:34:33,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:33,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1246603385, now seen corresponding path program 1 times [2022-11-26 00:34:33,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:33,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513041397] [2022-11-26 00:34:33,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:33,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:34,303 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:34,304 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:34,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513041397] [2022-11-26 00:34:34,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513041397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:34,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:34,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:34,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203361074] [2022-11-26 00:34:34,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:34,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:34,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:34,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:34,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:34,308 INFO L87 Difference]: Start difference. First operand 9228 states and 13005 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:34:36,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:36,960 INFO L93 Difference]: Finished difference Result 9228 states and 13005 transitions. [2022-11-26 00:34:36,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:36,960 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 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 102 [2022-11-26 00:34:36,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:36,995 INFO L225 Difference]: With dead ends: 9228 [2022-11-26 00:34:36,996 INFO L226 Difference]: Without dead ends: 9226 [2022-11-26 00:34:37,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:37,002 INFO L413 NwaCegarLoop]: 2974 mSDtfsCounter, 3369 mSDsluCounter, 2974 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3371 SdHoareTripleChecker+Valid, 5948 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:37,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3371 Valid, 5948 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:34:37,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9226 states. [2022-11-26 00:34:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9226 to 9226. [2022-11-26 00:34:38,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9226 states, 5599 states have (on average 1.2925522414716915) internal successors, (7237), 5838 states have internal predecessors, (7237), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-26 00:34:38,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9226 states to 9226 states and 13002 transitions. [2022-11-26 00:34:38,134 INFO L78 Accepts]: Start accepts. Automaton has 9226 states and 13002 transitions. Word has length 102 [2022-11-26 00:34:38,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:38,134 INFO L495 AbstractCegarLoop]: Abstraction has 9226 states and 13002 transitions. [2022-11-26 00:34:38,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:34:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 9226 states and 13002 transitions. [2022-11-26 00:34:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-26 00:34:38,137 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:38,138 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:38,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-26 00:34:38,138 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-26 00:34:38,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:38,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1047537967, now seen corresponding path program 1 times [2022-11-26 00:34:38,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:38,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869989368] [2022-11-26 00:34:38,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:38,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-26 00:34:38,594 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:38,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869989368] [2022-11-26 00:34:38,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869989368] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:38,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:38,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:38,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949579202] [2022-11-26 00:34:38,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:38,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:38,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:38,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:38,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:38,597 INFO L87 Difference]: Start difference. First operand 9226 states and 13002 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:41,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:41,460 INFO L93 Difference]: Finished difference Result 9226 states and 13002 transitions. [2022-11-26 00:34:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:41,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 117 [2022-11-26 00:34:41,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:41,501 INFO L225 Difference]: With dead ends: 9226 [2022-11-26 00:34:41,501 INFO L226 Difference]: Without dead ends: 9224 [2022-11-26 00:34:41,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:41,507 INFO L413 NwaCegarLoop]: 2971 mSDtfsCounter, 3363 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 5933 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:41,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 5933 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:34:41,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9224 states. [2022-11-26 00:34:42,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9224 to 9224. [2022-11-26 00:34:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9224 states, 5598 states have (on average 1.29188996070025) internal successors, (7232), 5836 states have internal predecessors, (7232), 2700 states have call successors, (2700), 923 states have call predecessors, (2700), 904 states have return successors, (3065), 2581 states have call predecessors, (3065), 2698 states have call successors, (3065) [2022-11-26 00:34:42,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9224 states to 9224 states and 12997 transitions. [2022-11-26 00:34:42,606 INFO L78 Accepts]: Start accepts. Automaton has 9224 states and 12997 transitions. Word has length 117 [2022-11-26 00:34:42,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:42,606 INFO L495 AbstractCegarLoop]: Abstraction has 9224 states and 12997 transitions. [2022-11-26 00:34:42,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:42,607 INFO L276 IsEmpty]: Start isEmpty. Operand 9224 states and 12997 transitions. [2022-11-26 00:34:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-26 00:34:42,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:42,609 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:42,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-26 00:34:42,610 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 34 more)] === [2022-11-26 00:34:42,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:42,610 INFO L85 PathProgramCache]: Analyzing trace with hash -555945154, now seen corresponding path program 1 times [2022-11-26 00:34:42,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:42,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609292837] [2022-11-26 00:34:42,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:42,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:43,013 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:43,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609292837] [2022-11-26 00:34:43,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609292837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:43,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:43,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:43,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428117928] [2022-11-26 00:34:43,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:43,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:43,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:43,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:43,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:43,017 INFO L87 Difference]: Start difference. First operand 9224 states and 12997 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:34:47,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:47,841 INFO L93 Difference]: Finished difference Result 18048 states and 25966 transitions. [2022-11-26 00:34:47,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:34:47,842 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 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 107 [2022-11-26 00:34:47,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:47,929 INFO L225 Difference]: With dead ends: 18048 [2022-11-26 00:34:47,929 INFO L226 Difference]: Without dead ends: 18046 [2022-11-26 00:34:47,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:47,942 INFO L413 NwaCegarLoop]: 3767 mSDtfsCounter, 3219 mSDsluCounter, 6781 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3221 SdHoareTripleChecker+Valid, 10548 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:47,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3221 Valid, 10548 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1295 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-26 00:34:47,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18046 states. [2022-11-26 00:34:49,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18046 to 17881. [2022-11-26 00:34:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17881 states, 10840 states have (on average 1.2935424354243543) internal successors, (14022), 11314 states have internal predecessors, (14022), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-26 00:34:49,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17881 states to 17881 states and 25777 transitions. [2022-11-26 00:34:49,983 INFO L78 Accepts]: Start accepts. Automaton has 17881 states and 25777 transitions. Word has length 107 [2022-11-26 00:34:49,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:49,983 INFO L495 AbstractCegarLoop]: Abstraction has 17881 states and 25777 transitions. [2022-11-26 00:34:49,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:34:49,984 INFO L276 IsEmpty]: Start isEmpty. Operand 17881 states and 25777 transitions. [2022-11-26 00:34:49,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-26 00:34:49,987 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:49,987 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:49,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-26 00:34:49,987 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-26 00:34:49,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:49,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1668479357, now seen corresponding path program 1 times [2022-11-26 00:34:49,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:49,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575262804] [2022-11-26 00:34:49,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:49,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-26 00:34:50,478 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:50,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575262804] [2022-11-26 00:34:50,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575262804] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:50,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:50,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:50,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922028664] [2022-11-26 00:34:50,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:50,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:50,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:50,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:50,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:50,482 INFO L87 Difference]: Start difference. First operand 17881 states and 25777 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:53,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:53,927 INFO L93 Difference]: Finished difference Result 17881 states and 25777 transitions. [2022-11-26 00:34:53,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:53,927 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 119 [2022-11-26 00:34:53,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:54,022 INFO L225 Difference]: With dead ends: 17881 [2022-11-26 00:34:54,023 INFO L226 Difference]: Without dead ends: 17879 [2022-11-26 00:34:54,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:54,037 INFO L413 NwaCegarLoop]: 2970 mSDtfsCounter, 3355 mSDsluCounter, 2964 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3360 SdHoareTripleChecker+Valid, 5934 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:54,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3360 Valid, 5934 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:34:54,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17879 states. [2022-11-26 00:34:56,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17879 to 17879. [2022-11-26 00:34:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17879 states, 10839 states have (on average 1.292831442014946) internal successors, (14013), 11312 states have internal predecessors, (14013), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-26 00:34:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17879 states to 17879 states and 25768 transitions. [2022-11-26 00:34:56,257 INFO L78 Accepts]: Start accepts. Automaton has 17879 states and 25768 transitions. Word has length 119 [2022-11-26 00:34:56,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:56,257 INFO L495 AbstractCegarLoop]: Abstraction has 17879 states and 25768 transitions. [2022-11-26 00:34:56,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:34:56,258 INFO L276 IsEmpty]: Start isEmpty. Operand 17879 states and 25768 transitions. [2022-11-26 00:34:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-26 00:34:56,262 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:56,262 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:56,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-26 00:34:56,262 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-26 00:34:56,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:56,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1392957013, now seen corresponding path program 1 times [2022-11-26 00:34:56,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:56,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510248694] [2022-11-26 00:34:56,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:56,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:57,115 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-26 00:34:57,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:57,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510248694] [2022-11-26 00:34:57,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510248694] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:57,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:57,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:57,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356881204] [2022-11-26 00:34:57,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:57,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:57,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:57,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:57,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:57,119 INFO L87 Difference]: Start difference. First operand 17879 states and 25768 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:35:01,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:01,980 INFO L93 Difference]: Finished difference Result 18042 states and 25953 transitions. [2022-11-26 00:35:01,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:35:01,980 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 121 [2022-11-26 00:35:01,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:02,052 INFO L225 Difference]: With dead ends: 18042 [2022-11-26 00:35:02,052 INFO L226 Difference]: Without dead ends: 18040 [2022-11-26 00:35:02,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:35:02,060 INFO L413 NwaCegarLoop]: 3760 mSDtfsCounter, 3204 mSDsluCounter, 6769 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3209 SdHoareTripleChecker+Valid, 10529 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:02,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3209 Valid, 10529 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-26 00:35:02,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18040 states. [2022-11-26 00:35:03,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18040 to 17879. [2022-11-26 00:35:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17879 states, 10839 states have (on average 1.2924624042808377) internal successors, (14009), 11312 states have internal predecessors, (14009), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-26 00:35:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17879 states to 17879 states and 25764 transitions. [2022-11-26 00:35:03,785 INFO L78 Accepts]: Start accepts. Automaton has 17879 states and 25764 transitions. Word has length 121 [2022-11-26 00:35:03,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:03,786 INFO L495 AbstractCegarLoop]: Abstraction has 17879 states and 25764 transitions. [2022-11-26 00:35:03,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:35:03,786 INFO L276 IsEmpty]: Start isEmpty. Operand 17879 states and 25764 transitions. [2022-11-26 00:35:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-26 00:35:03,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:03,789 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:03,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-26 00:35:03,789 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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 34 more)] === [2022-11-26 00:35:03,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:03,790 INFO L85 PathProgramCache]: Analyzing trace with hash 184515261, now seen corresponding path program 1 times [2022-11-26 00:35:03,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:35:03,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821530057] [2022-11-26 00:35:03,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:03,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:35:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:04,210 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:35:04,210 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:35:04,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821530057] [2022-11-26 00:35:04,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821530057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:04,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:04,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:35:04,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533548387] [2022-11-26 00:35:04,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:04,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:35:04,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:35:04,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:35:04,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:35:04,214 INFO L87 Difference]: Start difference. First operand 17879 states and 25764 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 00:35:08,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:08,292 INFO L93 Difference]: Finished difference Result 17879 states and 25764 transitions. [2022-11-26 00:35:08,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:35:08,293 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 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 112 [2022-11-26 00:35:08,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:08,353 INFO L225 Difference]: With dead ends: 17879 [2022-11-26 00:35:08,354 INFO L226 Difference]: Without dead ends: 17877 [2022-11-26 00:35:08,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:35:08,360 INFO L413 NwaCegarLoop]: 2968 mSDtfsCounter, 3361 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3363 SdHoareTripleChecker+Valid, 5936 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:08,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3363 Valid, 5936 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-26 00:35:08,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17877 states. [2022-11-26 00:35:10,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17877 to 17877. [2022-11-26 00:35:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17877 states, 10838 states have (on average 1.2923048532939656) internal successors, (14006), 11310 states have internal predecessors, (14006), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-26 00:35:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17877 states to 17877 states and 25761 transitions. [2022-11-26 00:35:10,612 INFO L78 Accepts]: Start accepts. Automaton has 17877 states and 25761 transitions. Word has length 112 [2022-11-26 00:35:10,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:10,613 INFO L495 AbstractCegarLoop]: Abstraction has 17877 states and 25761 transitions. [2022-11-26 00:35:10,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 00:35:10,613 INFO L276 IsEmpty]: Start isEmpty. Operand 17877 states and 25761 transitions. [2022-11-26 00:35:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-26 00:35:10,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:10,618 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:10,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-26 00:35:10,618 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-26 00:35:10,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:10,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1391048571, now seen corresponding path program 1 times [2022-11-26 00:35:10,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:35:10,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504847990] [2022-11-26 00:35:10,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:10,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:35:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-26 00:35:11,254 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:35:11,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504847990] [2022-11-26 00:35:11,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504847990] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:11,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:11,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:35:11,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868985411] [2022-11-26 00:35:11,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:11,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:35:11,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:35:11,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:35:11,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:35:11,256 INFO L87 Difference]: Start difference. First operand 17877 states and 25761 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:35:14,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:14,460 INFO L93 Difference]: Finished difference Result 17877 states and 25761 transitions. [2022-11-26 00:35:14,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:35:14,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 123 [2022-11-26 00:35:14,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:14,517 INFO L225 Difference]: With dead ends: 17877 [2022-11-26 00:35:14,518 INFO L226 Difference]: Without dead ends: 17875 [2022-11-26 00:35:14,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:35:14,526 INFO L413 NwaCegarLoop]: 2966 mSDtfsCounter, 3339 mSDsluCounter, 2966 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 5932 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:14,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 5932 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-26 00:35:14,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17875 states. [2022-11-26 00:35:16,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17875 to 17875. [2022-11-26 00:35:16,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17875 states, 10837 states have (on average 1.291593614468949) internal successors, (13997), 11308 states have internal predecessors, (13997), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1780 states have return successors, (6516), 4978 states have call predecessors, (6516), 5237 states have call successors, (6516) [2022-11-26 00:35:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17875 states to 17875 states and 25752 transitions. [2022-11-26 00:35:16,646 INFO L78 Accepts]: Start accepts. Automaton has 17875 states and 25752 transitions. Word has length 123 [2022-11-26 00:35:16,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:16,647 INFO L495 AbstractCegarLoop]: Abstraction has 17875 states and 25752 transitions. [2022-11-26 00:35:16,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:35:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 17875 states and 25752 transitions. [2022-11-26 00:35:16,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-26 00:35:16,650 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:16,650 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:16,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-26 00:35:16,651 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_mutex__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 34 more)] === [2022-11-26 00:35:16,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:16,651 INFO L85 PathProgramCache]: Analyzing trace with hash -471384408, now seen corresponding path program 1 times [2022-11-26 00:35:16,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:35:16,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632424143] [2022-11-26 00:35:16,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:16,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:35:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:17,510 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-11-26 00:35:17,510 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:35:17,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632424143] [2022-11-26 00:35:17,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632424143] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:17,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:17,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:35:17,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346099826] [2022-11-26 00:35:17,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:17,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:35:17,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:35:17,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:35:17,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:35:17,514 INFO L87 Difference]: Start difference. First operand 17875 states and 25752 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-26 00:35:22,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:22,425 INFO L93 Difference]: Finished difference Result 35748 states and 53113 transitions. [2022-11-26 00:35:22,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:35:22,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2022-11-26 00:35:22,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:22,490 INFO L225 Difference]: With dead ends: 35748 [2022-11-26 00:35:22,490 INFO L226 Difference]: Without dead ends: 17887 [2022-11-26 00:35:22,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:35:22,603 INFO L413 NwaCegarLoop]: 2966 mSDtfsCounter, 2 mSDsluCounter, 8885 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11851 SdHoareTripleChecker+Invalid, 1724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:22,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11851 Invalid, 1724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-26 00:35:22,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17887 states. [2022-11-26 00:35:24,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17887 to 17887. [2022-11-26 00:35:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17887 states, 10845 states have (on average 1.290640848317197) internal successors, (13997), 11324 states have internal predecessors, (13997), 5231 states have call successors, (5231), 1821 states have call predecessors, (5231), 1792 states have return successors, (6536), 4974 states have call predecessors, (6536), 5229 states have call successors, (6536) [2022-11-26 00:35:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17887 states to 17887 states and 25764 transitions. [2022-11-26 00:35:24,322 INFO L78 Accepts]: Start accepts. Automaton has 17887 states and 25764 transitions. Word has length 142 [2022-11-26 00:35:24,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:24,323 INFO L495 AbstractCegarLoop]: Abstraction has 17887 states and 25764 transitions. [2022-11-26 00:35:24,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-26 00:35:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 17887 states and 25764 transitions. [2022-11-26 00:35:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-26 00:35:24,326 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:24,327 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:35:24,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-26 00:35:24,327 INFO L420 AbstractCegarLoop]: === Iteration 24 === 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 34 more)] === [2022-11-26 00:35:24,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:24,327 INFO L85 PathProgramCache]: Analyzing trace with hash -411339409, now seen corresponding path program 1 times [2022-11-26 00:35:24,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:35:24,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157073652] [2022-11-26 00:35:24,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:24,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:35:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:35:24,759 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:35:24,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157073652] [2022-11-26 00:35:24,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157073652] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:24,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:24,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:35:24,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375080613] [2022-11-26 00:35:24,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:24,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:35:24,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:35:24,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:35:24,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:35:24,762 INFO L87 Difference]: Start difference. First operand 17887 states and 25764 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-26 00:35:28,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:35:28,619 INFO L93 Difference]: Finished difference Result 17887 states and 25764 transitions. [2022-11-26 00:35:28,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:35:28,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 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 117 [2022-11-26 00:35:28,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:35:28,674 INFO L225 Difference]: With dead ends: 17887 [2022-11-26 00:35:28,675 INFO L226 Difference]: Without dead ends: 17885 [2022-11-26 00:35:28,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:35:28,680 INFO L413 NwaCegarLoop]: 2964 mSDtfsCounter, 3356 mSDsluCounter, 2964 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3358 SdHoareTripleChecker+Valid, 5928 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:35:28,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3358 Valid, 5928 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:35:28,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17885 states. [2022-11-26 00:35:30,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17885 to 17885. [2022-11-26 00:35:30,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17885 states, 10844 states have (on average 1.2904832165252673) internal successors, (13994), 11322 states have internal predecessors, (13994), 5231 states have call successors, (5231), 1821 states have call predecessors, (5231), 1792 states have return successors, (6536), 4974 states have call predecessors, (6536), 5229 states have call successors, (6536) [2022-11-26 00:35:30,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17885 states to 17885 states and 25761 transitions. [2022-11-26 00:35:30,426 INFO L78 Accepts]: Start accepts. Automaton has 17885 states and 25761 transitions. Word has length 117 [2022-11-26 00:35:30,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:35:30,427 INFO L495 AbstractCegarLoop]: Abstraction has 17885 states and 25761 transitions. [2022-11-26 00:35:30,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-26 00:35:30,427 INFO L276 IsEmpty]: Start isEmpty. Operand 17885 states and 25761 transitions. [2022-11-26 00:35:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-26 00:35:30,430 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:35:30,431 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-26 00:35:30,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-26 00:35:30,431 INFO L420 AbstractCegarLoop]: === Iteration 25 === 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 34 more)] === [2022-11-26 00:35:30,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:35:30,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1782100161, now seen corresponding path program 1 times [2022-11-26 00:35:30,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:35:30,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681004992] [2022-11-26 00:35:30,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:35:30,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:35:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:35:31,180 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:35:31,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:35:31,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681004992] [2022-11-26 00:35:31,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681004992] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:35:31,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:35:31,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:35:31,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315293200] [2022-11-26 00:35:31,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:35:31,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:35:31,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:35:31,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:35:31,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:35:31,183 INFO L87 Difference]: Start difference. First operand 17885 states and 25761 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)