./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh --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 bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 12:41:12,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:41:12,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:41:12,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:41:12,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:41:12,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:41:12,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:41:12,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:41:12,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:41:12,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:41:12,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:41:12,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:41:12,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:41:12,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:41:12,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:41:12,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:41:12,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:41:12,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:41:12,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:41:12,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:41:12,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:41:12,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:41:12,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:41:12,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:41:12,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:41:12,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:41:12,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:41:12,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:41:12,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:41:12,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:41:12,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:41:12,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:41:12,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:41:12,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:41:12,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:41:12,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:41:12,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:41:12,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:41:12,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:41:12,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:41:12,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:41:12,697 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 12:41:12,720 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:41:12,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:41:12,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:41:12,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:41:12,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:41:12,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:41:12,722 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:41:12,722 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:41:12,723 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:41:12,723 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:41:12,723 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:41:12,723 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:41:12,723 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:41:12,724 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:41:12,724 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:41:12,724 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:41:12,724 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:41:12,724 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:41:12,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:41:12,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:41:12,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:41:12,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:41:12,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:41:12,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:41:12,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:41:12,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:41:12,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:41:12,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:41:12,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:41:12,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:41:12,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:41:12,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:41:12,728 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_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 [2022-12-14 12:41:12,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:41:12,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:41:12,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:41:12,945 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:41:12,946 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:41:12,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-12-14 12:41:15,504 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:41:15,904 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:41:15,905 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-12-14 12:41:15,938 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/data/f07712261/976633b2a54342388bf7fce4625de9f4/FLAG9e6686756 [2022-12-14 12:41:15,952 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/data/f07712261/976633b2a54342388bf7fce4625de9f4 [2022-12-14 12:41:15,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:41:15,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:41:15,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:41:15,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:41:15,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:41:15,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:41:15" (1/1) ... [2022-12-14 12:41:15,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14612b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:15, skipping insertion in model container [2022-12-14 12:41:15,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:41:15" (1/1) ... [2022-12-14 12:41:15,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:41:16,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:41:16,639 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:16,641 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,644 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:16,649 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:16,649 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:16,661 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:16,663 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,664 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,668 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 12:41:16,669 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,670 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-14 12:41:16,671 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,675 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:16,677 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,678 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,837 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 12:41:16,847 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-14 12:41:16,848 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:16,862 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:41:16,864 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:41:16,864 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:41:16,872 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:16,893 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 12:41:16,909 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:16,910 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:16,910 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:16,911 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:17,027 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-14 12:41:17,057 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,059 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,062 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,067 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,080 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,083 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,086 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,087 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,090 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,091 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,093 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,095 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,097 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,103 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,105 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,107 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,109 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,111 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,112 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:17,184 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,191 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,192 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,197 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,200 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,201 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,203 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:17,522 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 12:41:17,541 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 12:41:17,550 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 12:41:17,609 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 12:41:17,634 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-14 12:41:17,671 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:17,694 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 12:41:17,695 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 12:41:17,695 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 12:41:17,695 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 12:41:17,700 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 12:41:17,700 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 12:41:17,701 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 12:41:17,701 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 12:41:17,756 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:41:17,757 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:41:17,757 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 12:41:17,763 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 12:41:17,768 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-14 12:41:17,793 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 12:41:17,799 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:41:17,799 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 12:41:17,804 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 12:41:17,860 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 12:41:17,896 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 12:41:17,896 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:41:17,945 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:41:17,946 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 12:41:17,955 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:41:17,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:17,979 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 12:41:18,026 WARN L623 FunctionHandler]: Unknown extern function pci_get_domain_bus_and_slot [2022-12-14 12:41:18,061 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 12:41:18,092 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 12:41:18,181 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 12:41:18,236 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-14 12:41:18,263 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-14 12:41:18,269 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-12-14 12:41:18,269 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_lo_read [2022-12-14 12:41:18,269 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_hi_read [2022-12-14 12:41:18,270 WARN L623 FunctionHandler]: Unknown extern function pch_rx_snap_read [2022-12-14 12:41:18,270 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-12-14 12:41:18,276 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-12-14 12:41:18,276 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:18,276 WARN L623 FunctionHandler]: Unknown extern function pch_tx_snap_read [2022-12-14 12:41:18,277 WARN L623 FunctionHandler]: Unknown extern function skb_tstamp_tx [2022-12-14 12:41:18,277 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-12-14 12:41:18,282 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:18,283 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:18,283 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:18,283 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-12-14 12:41:18,283 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:18,284 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-12-14 12:41:18,284 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-12-14 12:41:18,289 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,290 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,290 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,291 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,296 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,296 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:18,302 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,302 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,303 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,303 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,303 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,303 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,308 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,308 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,313 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,313 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,318 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,318 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,322 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,322 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,323 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,327 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,327 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,328 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,328 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,329 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,330 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,330 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,331 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,331 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,331 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,337 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,337 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,338 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,338 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,338 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,338 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,338 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,338 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,339 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,339 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,339 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,340 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:18,340 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,340 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,340 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:18,341 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,341 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,348 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,348 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,348 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,349 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,349 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,349 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,350 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,350 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,350 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,350 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,350 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,350 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,366 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,367 WARN L623 FunctionHandler]: Unknown extern function mii_check_gmii_support [2022-12-14 12:41:18,373 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-14 12:41:18,373 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-14 12:41:18,374 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,379 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 12:41:18,379 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,384 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,385 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,385 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-14 12:41:18,386 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,391 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,391 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,392 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,397 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,397 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,398 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,403 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,403 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,404 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,404 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,404 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,404 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,409 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,409 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,410 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,415 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,415 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,416 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,416 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,417 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,417 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,417 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,417 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,417 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,434 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,434 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,434 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,440 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,441 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,446 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,451 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,457 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,457 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 12:41:18,458 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 12:41:18,458 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,458 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-12-14 12:41:18,459 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,460 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 12:41:18,460 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 12:41:18,461 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,461 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:41:18,461 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-12-14 12:41:18,467 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-12-14 12:41:18,468 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-12-14 12:41:18,469 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,470 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,476 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,481 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,481 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,486 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,487 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,487 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,497 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,497 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,497 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,498 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,498 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,499 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,499 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,499 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,500 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,500 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,500 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 12:41:18,501 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,501 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,507 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:41:18,508 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,509 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,525 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,527 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,529 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,529 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,530 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,530 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,531 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,532 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,532 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,533 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-14 12:41:18,533 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,534 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,535 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,542 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,542 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,542 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,543 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,543 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:41:18,544 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:41:18,544 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:41:18,545 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,546 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-12-14 12:41:18,546 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:18,546 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:18,547 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,548 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-12-14 12:41:18,548 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:18,549 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,549 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:18,550 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:18,555 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-12-14 12:41:18,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,557 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,557 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,558 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,558 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,558 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,559 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:41:18,564 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,565 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,565 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:18,565 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:18,565 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:18,566 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,572 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,572 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,583 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,589 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,589 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,589 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:18,590 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:18,591 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,591 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,597 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,597 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,598 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,598 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,598 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:18,599 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,604 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,605 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,616 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,616 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-14 12:41:18,626 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,627 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 12:41:18,627 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,632 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-14 12:41:18,633 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-14 12:41:18,638 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:41:18,638 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:41:18,643 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:41:18,643 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,644 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:41:18,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:18,650 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:41:18,655 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:41:18,655 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:41:18,655 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:41:18,665 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:41:18,666 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:18,666 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:41:18,666 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:41:18,671 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-14 12:41:18,671 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 12:41:18,676 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-14 12:41:18,681 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-12-14 12:41:18,682 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,682 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_regions [2022-12-14 12:41:18,682 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,682 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:41:18,683 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_table [2022-12-14 12:41:18,684 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,684 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 12:41:18,684 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,685 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,685 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,685 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:41:18,686 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:41:18,686 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:41:18,686 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 12:41:18,686 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:41:18,687 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 12:41:18,687 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-12-14 12:41:18,692 WARN L623 FunctionHandler]: Unknown extern function devm_gpio_request_one [2022-12-14 12:41:18,693 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:18,693 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 12:41:18,693 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 12:41:18,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:18,699 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:18,699 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:19,095 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,096 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,096 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,096 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,096 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,096 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,097 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,098 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,099 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,102 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 12:41:19,104 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 12:41:19,104 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 12:41:19,112 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 12:41:19,118 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 12:41:19,132 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 12:41:19,138 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 12:41:19,139 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 12:41:19,140 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 12:41:19,141 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 12:41:19,141 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:41:19,141 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-12-14 12:41:19,141 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:41:19,142 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-12-14 12:41:19,142 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 12:41:19,143 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:41:19,143 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-12-14 12:41:19,143 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:41:19,144 WARN L623 FunctionHandler]: Unknown extern function ldv_del_timer_sync [2022-12-14 12:41:19,144 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_trylock [2022-12-14 12:41:19,144 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 12:41:19,145 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:41:19,145 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 12:41:19,145 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 12:41:19,146 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:41:19,146 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 12:41:19,147 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 12:41:19,191 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 12:41:19,192 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 12:41:19,201 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 12:41:19,928 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2022-12-14 12:41:19,931 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2022-12-14 12:41:19,931 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2022-12-14 12:41:19,932 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2022-12-14 12:41:19,932 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,933 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,934 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,940 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,952 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,953 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,955 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:19,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:41:19,988 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:41:20,062 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,062 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,063 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,063 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:20,064 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:20,064 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:20,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,066 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,066 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,067 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 12:41:20,067 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,068 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-14 12:41:20,068 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,069 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,070 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,070 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,073 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 12:41:20,074 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-14 12:41:20,074 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,075 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:41:20,075 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:41:20,075 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 12:41:20,076 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,078 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-14 12:41:20,080 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:20,080 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:20,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:20,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:20,085 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-14 12:41:20,088 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,089 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,090 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,090 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,091 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,094 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,095 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,096 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,096 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,097 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,098 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,098 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,099 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,101 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,103 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,104 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,104 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,105 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,108 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,109 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,110 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,111 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,113 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,114 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,114 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,118 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 12:41:20,118 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 12:41:20,119 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 12:41:20,119 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 12:41:20,120 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-14 12:41:20,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,120 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 12:41:20,121 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 12:41:20,121 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 12:41:20,121 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 12:41:20,121 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 12:41:20,121 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 12:41:20,122 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 12:41:20,122 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 12:41:20,124 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:41:20,124 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 12:41:20,125 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 12:41:20,125 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 12:41:20,126 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-14 12:41:20,138 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 12:41:20,139 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:41:20,139 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 12:41:20,140 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 12:41:20,141 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 12:41:20,142 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 12:41:20,142 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 12:41:20,143 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:41:20,143 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 12:41:20,143 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:41:20,143 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:20,144 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 12:41:20,144 WARN L623 FunctionHandler]: Unknown extern function pci_get_domain_bus_and_slot [2022-12-14 12:41:20,144 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 12:41:20,145 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 12:41:20,146 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 12:41:20,147 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-14 12:41:20,148 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-14 12:41:20,149 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-12-14 12:41:20,149 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_lo_read [2022-12-14 12:41:20,149 WARN L623 FunctionHandler]: Unknown extern function pch_src_uuid_hi_read [2022-12-14 12:41:20,150 WARN L623 FunctionHandler]: Unknown extern function pch_rx_snap_read [2022-12-14 12:41:20,150 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-12-14 12:41:20,151 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_read [2022-12-14 12:41:20,151 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:20,151 WARN L623 FunctionHandler]: Unknown extern function pch_tx_snap_read [2022-12-14 12:41:20,151 WARN L623 FunctionHandler]: Unknown extern function skb_tstamp_tx [2022-12-14 12:41:20,151 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-12-14 12:41:20,152 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:20,152 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:20,153 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:20,153 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-12-14 12:41:20,153 WARN L623 FunctionHandler]: Unknown extern function pch_ch_control_write [2022-12-14 12:41:20,153 WARN L623 FunctionHandler]: Unknown extern function pch_set_station_address [2022-12-14 12:41:20,153 WARN L623 FunctionHandler]: Unknown extern function pch_ch_event_write [2022-12-14 12:41:20,154 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,154 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,154 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,155 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,156 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,156 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:20,157 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,157 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,157 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,158 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,158 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,158 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,158 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,158 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,159 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,159 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,159 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,159 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,160 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,160 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,160 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,160 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,161 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,161 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,161 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,162 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,162 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,163 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,163 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,163 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,164 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,165 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,165 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,165 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,165 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,165 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,165 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,166 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,166 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,166 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,166 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,167 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,167 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:20,167 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,168 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,168 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:41:20,168 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,169 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,170 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,170 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,171 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,171 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,171 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,171 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,172 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,172 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,172 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,172 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,172 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,173 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,174 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,175 WARN L623 FunctionHandler]: Unknown extern function mii_check_gmii_support [2022-12-14 12:41:20,176 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-14 12:41:20,176 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-14 12:41:20,177 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,177 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 12:41:20,177 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,178 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,178 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,178 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-14 12:41:20,179 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,179 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,179 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,179 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,180 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,180 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,180 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,181 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,181 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,181 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,182 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,182 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,182 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,182 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,182 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,183 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,183 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,183 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,184 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,184 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,185 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,185 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,185 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,185 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,186 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,186 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,186 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,188 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,188 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,189 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,189 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,190 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,190 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,191 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,192 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,192 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,193 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 12:41:20,193 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-14 12:41:20,194 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,194 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-12-14 12:41:20,195 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,195 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 12:41:20,195 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-14 12:41:20,196 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,196 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:41:20,196 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-12-14 12:41:20,197 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-12-14 12:41:20,198 WARN L623 FunctionHandler]: Unknown extern function skb_checksum [2022-12-14 12:41:20,199 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,200 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,201 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,202 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,202 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,202 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,202 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,203 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,203 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,204 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,204 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,204 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,205 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,205 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,206 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,206 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,206 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,207 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,207 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,207 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 12:41:20,207 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,208 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,209 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:41:20,210 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,211 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,213 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,214 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,215 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,215 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,216 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,217 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,217 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,217 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,218 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,219 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,219 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,220 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-14 12:41:20,220 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,221 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,222 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,223 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,224 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,224 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,224 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,225 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:41:20,225 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 12:41:20,225 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-14 12:41:20,226 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,227 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-12-14 12:41:20,227 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:20,228 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:20,228 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,229 WARN L623 FunctionHandler]: Unknown extern function vzalloc [2022-12-14 12:41:20,229 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:20,230 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,231 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:20,231 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-14 12:41:20,232 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-12-14 12:41:20,232 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,233 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,233 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,234 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,234 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,235 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,235 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,236 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:41:20,237 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,237 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,237 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:20,237 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:20,247 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:41:20,248 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,249 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,249 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,250 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,251 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,252 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,252 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 12:41:20,253 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 12:41:20,253 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,253 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,255 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,255 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,256 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,256 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,256 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 12:41:20,256 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,257 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,258 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,259 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,260 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-14 12:41:20,261 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,261 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 12:41:20,262 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,262 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-14 12:41:20,262 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-14 12:41:20,263 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:41:20,263 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:41:20,264 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:41:20,264 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,264 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:41:20,265 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-14 12:41:20,265 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:41:20,265 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 12:41:20,266 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:41:20,266 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 12:41:20,267 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 12:41:20,267 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 12:41:20,267 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:41:20,267 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 12:41:20,268 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-14 12:41:20,268 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 12:41:20,268 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-14 12:41:20,269 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-12-14 12:41:20,269 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,269 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_regions [2022-12-14 12:41:20,270 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,270 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 12:41:20,271 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_table [2022-12-14 12:41:20,272 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,272 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 12:41:20,272 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,273 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,273 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,273 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 12:41:20,273 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 12:41:20,274 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 12:41:20,274 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 12:41:20,274 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 12:41:20,275 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 12:41:20,275 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-12-14 12:41:20,276 WARN L623 FunctionHandler]: Unknown extern function devm_gpio_request_one [2022-12-14 12:41:20,276 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 12:41:20,276 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 12:41:20,276 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 12:41:20,277 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:20,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:20,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:41:20,281 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,281 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,281 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,283 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,284 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,284 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,284 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,284 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,286 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 12:41:20,288 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 12:41:20,288 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 12:41:20,293 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 12:41:20,297 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 12:41:20,320 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 12:41:20,326 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 12:41:20,326 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 12:41:20,329 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 12:41:20,329 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 12:41:20,329 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:41:20,329 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-12-14 12:41:20,330 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:41:20,330 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-12-14 12:41:20,330 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 12:41:20,330 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 12:41:20,331 WARN L623 FunctionHandler]: Unknown extern function ldv_mod_timer [2022-12-14 12:41:20,331 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 12:41:20,331 WARN L623 FunctionHandler]: Unknown extern function ldv_del_timer_sync [2022-12-14 12:41:20,331 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_trylock [2022-12-14 12:41:20,331 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 12:41:20,332 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:41:20,332 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 12:41:20,332 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 12:41:20,332 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 12:41:20,332 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 12:41:20,333 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 12:41:20,334 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 12:41:20,334 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 12:41:20,335 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 12:41:20,350 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2022-12-14 12:41:20,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2022-12-14 12:41:20,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2022-12-14 12:41:20,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2022-12-14 12:41:20,352 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,354 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,355 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,356 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,358 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,358 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,359 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 12:41:20,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:41:20,588 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:41:20,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20 WrapperNode [2022-12-14 12:41:20,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:41:20,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:41:20,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:41:20,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:41:20,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:20,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:20,877 INFO L138 Inliner]: procedures = 703, calls = 6575, calls flagged for inlining = 364, calls inlined = 322, statements flattened = 11596 [2022-12-14 12:41:20,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:41:20,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:41:20,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:41:20,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:41:20,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:20,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:20,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:20,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:21,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:21,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:21,149 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:21,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:21,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:41:21,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:41:21,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:41:21,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:41:21,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (1/1) ... [2022-12-14 12:41:21,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:41:21,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:41:21,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:41:21,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907ded8-3712-400f-981b-1815b8bae6e2/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:41:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2022-12-14 12:41:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2022-12-14 12:41:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-14 12:41:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-14 12:41:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2022-12-14 12:41:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2022-12-14 12:41:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 12:41:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 12:41:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-14 12:41:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-14 12:41:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2022-12-14 12:41:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2022-12-14 12:41:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2022-12-14 12:41:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2022-12-14 12:41:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-14 12:41:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-14 12:41:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 12:41:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 12:41:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2022-12-14 12:41:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2022-12-14 12:41:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2022-12-14 12:41:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2022-12-14 12:41:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-12-14 12:41:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-12-14 12:41:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 12:41:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 12:41:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2022-12-14 12:41:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2022-12-14 12:41:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2022-12-14 12:41:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2022-12-14 12:41:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2022-12-14 12:41:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2022-12-14 12:41:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-12-14 12:41:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-12-14 12:41:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 12:41:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 12:41:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 12:41:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 12:41:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2022-12-14 12:41:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2022-12-14 12:41:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2022-12-14 12:41:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2022-12-14 12:41:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2022-12-14 12:41:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2022-12-14 12:41:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2022-12-14 12:41:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2022-12-14 12:41:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-12-14 12:41:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-12-14 12:41:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-12-14 12:41:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-12-14 12:41:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-12-14 12:41:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-12-14 12:41:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 12:41:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 12:41:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-12-14 12:41:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-12-14 12:41:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2022-12-14 12:41:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2022-12-14 12:41:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-14 12:41:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-14 12:41:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 12:41:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 12:41:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2022-12-14 12:41:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2022-12-14 12:41:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 12:41:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 12:41:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-14 12:41:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-14 12:41:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-14 12:41:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-14 12:41:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 12:41:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 12:41:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 12:41:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 12:41:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-12-14 12:41:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-12-14 12:41:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 12:41:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2022-12-14 12:41:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2022-12-14 12:41:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-12-14 12:41:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-12-14 12:41:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2022-12-14 12:41:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2022-12-14 12:41:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 12:41:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 12:41:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2022-12-14 12:41:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2022-12-14 12:41:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-12-14 12:41:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-12-14 12:41:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 12:41:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-14 12:41:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-14 12:41:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 12:41:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 12:41:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-12-14 12:41:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-12-14 12:41:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 12:41:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 12:41:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2022-12-14 12:41:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2022-12-14 12:41:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2022-12-14 12:41:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2022-12-14 12:41:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2022-12-14 12:41:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 12:41:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 12:41:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-12-14 12:41:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 12:41:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 12:41:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2022-12-14 12:41:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2022-12-14 12:41:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-14 12:41:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-14 12:41:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-12-14 12:41:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-12-14 12:41:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-14 12:41:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-14 12:41:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 12:41:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 12:41:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-12-14 12:41:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-12-14 12:41:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2022-12-14 12:41:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2022-12-14 12:41:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2022-12-14 12:41:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2022-12-14 12:41:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-12-14 12:41:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-12-14 12:41:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 12:41:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 12:41:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 12:41:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 12:41:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2022-12-14 12:41:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-14 12:41:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-14 12:41:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-14 12:41:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-12-14 12:41:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-12-14 12:41:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-12-14 12:41:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-12-14 12:41:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-12-14 12:41:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-12-14 12:41:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-12-14 12:41:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-12-14 12:41:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-12-14 12:41:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:41:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-12-14 12:41:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-12-14 12:41:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 12:41:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 12:41:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 12:41:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 12:41:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-14 12:41:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 12:41:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-14 12:41:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-12-14 12:41:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-12-14 12:41:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-14 12:41:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-14 12:41:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2022-12-14 12:41:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2022-12-14 12:41:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 12:41:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 12:41:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2022-12-14 12:41:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2022-12-14 12:41:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-14 12:41:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-14 12:41:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2022-12-14 12:41:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2022-12-14 12:41:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 12:41:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 12:41:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:41:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:41:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2022-12-14 12:41:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2022-12-14 12:41:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2022-12-14 12:41:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2022-12-14 12:41:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-12-14 12:41:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-12-14 12:41:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2022-12-14 12:41:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-14 12:41:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2022-12-14 12:41:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 12:41:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-12-14 12:41:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-12-14 12:41:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 12:41:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 12:41:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2022-12-14 12:41:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2022-12-14 12:41:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-14 12:41:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-14 12:41:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-12-14 12:41:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-12-14 12:41:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-14 12:41:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-14 12:41:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2022-12-14 12:41:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2022-12-14 12:41:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2022-12-14 12:41:21,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2022-12-14 12:41:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2022-12-14 12:41:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2022-12-14 12:41:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-12-14 12:41:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-12-14 12:41:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2022-12-14 12:41:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2022-12-14 12:41:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2022-12-14 12:41:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2022-12-14 12:41:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 12:41:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 12:41:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-14 12:41:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-14 12:41:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-14 12:41:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-14 12:41:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-12-14 12:41:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-12-14 12:41:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2022-12-14 12:41:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2022-12-14 12:41:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2022-12-14 12:41:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2022-12-14 12:41:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-12-14 12:41:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-12-14 12:41:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-12-14 12:41:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2022-12-14 12:41:21,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2022-12-14 12:41:21,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-12-14 12:41:21,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-12-14 12:41:21,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 12:41:21,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 12:41:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 12:41:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2022-12-14 12:41:21,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2022-12-14 12:41:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-12-14 12:41:21,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-12-14 12:41:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2022-12-14 12:41:21,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2022-12-14 12:41:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 12:41:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-14 12:41:21,286 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-14 12:41:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 12:41:21,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 12:41:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-14 12:41:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-14 12:41:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2022-12-14 12:41:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2022-12-14 12:41:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 12:41:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 12:41:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-12-14 12:41:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-12-14 12:41:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2022-12-14 12:41:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2022-12-14 12:41:21,287 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 12:41:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 12:41:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2022-12-14 12:41:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2022-12-14 12:41:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2022-12-14 12:41:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2022-12-14 12:41:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-12-14 12:41:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2022-12-14 12:41:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 12:41:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 12:41:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 12:41:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 12:41:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-12-14 12:41:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2022-12-14 12:41:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2022-12-14 12:41:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2022-12-14 12:41:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-14 12:41:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-14 12:41:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2022-12-14 12:41:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2022-12-14 12:41:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-14 12:41:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-14 12:41:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 12:41:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 12:41:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2022-12-14 12:41:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 12:41:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 12:41:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2022-12-14 12:41:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2022-12-14 12:41:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2022-12-14 12:41:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 12:41:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2022-12-14 12:41:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2022-12-14 12:41:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2022-12-14 12:41:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2022-12-14 12:41:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 12:41:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 12:41:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2022-12-14 12:41:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2022-12-14 12:41:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2022-12-14 12:41:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2022-12-14 12:41:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-14 12:41:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-14 12:41:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-12-14 12:41:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-12-14 12:41:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2022-12-14 12:41:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2022-12-14 12:41:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2022-12-14 12:41:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2022-12-14 12:41:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2022-12-14 12:41:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2022-12-14 12:41:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-14 12:41:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-14 12:41:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-12-14 12:41:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2022-12-14 12:41:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_95 [2022-12-14 12:41:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_95 [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 12:41:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2022-12-14 12:41:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2022-12-14 12:41:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-12-14 12:41:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-12-14 12:41:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2022-12-14 12:41:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2022-12-14 12:41:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2022-12-14 12:41:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2022-12-14 12:41:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:41:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2022-12-14 12:41:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2022-12-14 12:41:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-14 12:41:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-14 12:41:22,207 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:41:22,212 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:41:22,507 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 12:41:36,843 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-14 12:41:37,168 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:41:38,831 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:41:38,831 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 12:41:38,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:41:38 BoogieIcfgContainer [2022-12-14 12:41:38,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:41:38,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:41:38,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:41:38,839 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:41:38,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:41:15" (1/3) ... [2022-12-14 12:41:38,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430b4e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:41:38, skipping insertion in model container [2022-12-14 12:41:38,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:41:20" (2/3) ... [2022-12-14 12:41:38,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430b4e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:41:38, skipping insertion in model container [2022-12-14 12:41:38,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:41:38" (3/3) ... [2022-12-14 12:41:38,841 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-12-14 12:41:38,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:41:38,855 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-12-14 12:41:38,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:41:38,927 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;@3d1fbf0f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:41:38,927 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-14 12:41:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand has 2555 states, 1511 states have (on average 1.2911978821972203) internal successors, (1951), 1555 states have internal predecessors, (1951), 870 states have call successors, (870), 172 states have call predecessors, (870), 171 states have return successors, (860), 844 states have call predecessors, (860), 860 states have call successors, (860) [2022-12-14 12:41:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-12-14 12:41:38,953 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:41:38,954 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:41:38,954 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:41:38,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:41:38,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1284621340, now seen corresponding path program 1 times [2022-12-14 12:41:38,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:41:38,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588254004] [2022-12-14 12:41:38,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:41:38,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:41:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:41:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1725 trivial. 0 not checked. [2022-12-14 12:41:39,956 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:41:39,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588254004] [2022-12-14 12:41:39,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588254004] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:41:39,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:41:39,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:41:39,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560093118] [2022-12-14 12:41:39,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:41:39,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:41:39,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:41:39,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:41:39,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:41:40,000 INFO L87 Difference]: Start difference. First operand has 2555 states, 1511 states have (on average 1.2911978821972203) internal successors, (1951), 1555 states have internal predecessors, (1951), 870 states have call successors, (870), 172 states have call predecessors, (870), 171 states have return successors, (860), 844 states have call predecessors, (860), 860 states have call successors, (860) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-14 12:41:44,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:47,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:41:47,122 INFO L93 Difference]: Finished difference Result 7345 states and 10866 transitions. [2022-12-14 12:41:47,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:41:47,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 234 [2022-12-14 12:41:47,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:41:47,153 INFO L225 Difference]: With dead ends: 7345 [2022-12-14 12:41:47,153 INFO L226 Difference]: Without dead ends: 4819 [2022-12-14 12:41:47,167 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 [2022-12-14 12:41:47,170 INFO L413 NwaCegarLoop]: 3873 mSDtfsCounter, 3293 mSDsluCounter, 3075 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3293 SdHoareTripleChecker+Valid, 6948 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:41:47,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3293 Valid, 6948 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1117 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2022-12-14 12:41:47,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-12-14 12:41:47,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4812. [2022-12-14 12:41:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4812 states, 2860 states have (on average 1.2828671328671328) internal successors, (3669), 2943 states have internal predecessors, (3669), 1611 states have call successors, (1611), 338 states have call predecessors, (1611), 337 states have return successors, (1607), 1575 states have call predecessors, (1607), 1607 states have call successors, (1607) [2022-12-14 12:41:47,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4812 states to 4812 states and 6887 transitions. [2022-12-14 12:41:47,467 INFO L78 Accepts]: Start accepts. Automaton has 4812 states and 6887 transitions. Word has length 234 [2022-12-14 12:41:47,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:41:47,468 INFO L495 AbstractCegarLoop]: Abstraction has 4812 states and 6887 transitions. [2022-12-14 12:41:47,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-14 12:41:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 4812 states and 6887 transitions. [2022-12-14 12:41:47,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-12-14 12:41:47,475 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:41:47,475 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:41:47,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 12:41:47,476 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:41:47,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:41:47,476 INFO L85 PathProgramCache]: Analyzing trace with hash -161872308, now seen corresponding path program 1 times [2022-12-14 12:41:47,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:41:47,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477455005] [2022-12-14 12:41:47,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:41:47,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:41:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:41:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2022-12-14 12:41:47,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:41:47,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477455005] [2022-12-14 12:41:47,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477455005] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:41:47,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:41:47,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:41:47,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037354726] [2022-12-14 12:41:47,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:41:47,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:41:47,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:41:47,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:41:47,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:41:47,990 INFO L87 Difference]: Start difference. First operand 4812 states and 6887 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 12:41:52,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:41:55,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:41:55,763 INFO L93 Difference]: Finished difference Result 11845 states and 16922 transitions. [2022-12-14 12:41:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:41:55,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 239 [2022-12-14 12:41:55,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:41:55,793 INFO L225 Difference]: With dead ends: 11845 [2022-12-14 12:41:55,793 INFO L226 Difference]: Without dead ends: 7076 [2022-12-14 12:41:55,808 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 [2022-12-14 12:41:55,809 INFO L413 NwaCegarLoop]: 3907 mSDtfsCounter, 3263 mSDsluCounter, 3061 mSDsCounter, 0 mSdLazyCounter, 1132 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3263 SdHoareTripleChecker+Valid, 6968 SdHoareTripleChecker+Invalid, 1140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1132 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:41:55,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3263 Valid, 6968 Invalid, 1140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1132 Invalid, 1 Unknown, 0 Unchecked, 7.4s Time] [2022-12-14 12:41:55,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2022-12-14 12:41:56,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 7041. [2022-12-14 12:41:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7041 states, 4176 states have (on average 1.2777777777777777) internal successors, (5336), 4302 states have internal predecessors, (5336), 2355 states have call successors, (2355), 507 states have call predecessors, (2355), 506 states have return successors, (2351), 2298 states have call predecessors, (2351), 2351 states have call successors, (2351) [2022-12-14 12:41:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 10042 transitions. [2022-12-14 12:41:56,082 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 10042 transitions. Word has length 239 [2022-12-14 12:41:56,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:41:56,083 INFO L495 AbstractCegarLoop]: Abstraction has 7041 states and 10042 transitions. [2022-12-14 12:41:56,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 12:41:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 10042 transitions. [2022-12-14 12:41:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-12-14 12:41:56,087 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:41:56,087 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:41:56,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 12:41:56,088 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:41:56,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:41:56,088 INFO L85 PathProgramCache]: Analyzing trace with hash -272272040, now seen corresponding path program 1 times [2022-12-14 12:41:56,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:41:56,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844465908] [2022-12-14 12:41:56,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:41:56,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:41:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:41:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2022-12-14 12:41:56,675 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:41:56,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844465908] [2022-12-14 12:41:56,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844465908] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:41:56,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:41:56,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:41:56,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132566450] [2022-12-14 12:41:56,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:41:56,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:41:56,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:41:56,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:41:56,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:41:56,678 INFO L87 Difference]: Start difference. First operand 7041 states and 10042 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-14 12:42:00,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:04,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:42:04,310 INFO L93 Difference]: Finished difference Result 18493 states and 26353 transitions. [2022-12-14 12:42:04,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:42:04,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 240 [2022-12-14 12:42:04,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:42:04,363 INFO L225 Difference]: With dead ends: 18493 [2022-12-14 12:42:04,364 INFO L226 Difference]: Without dead ends: 11495 [2022-12-14 12:42:04,385 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 [2022-12-14 12:42:04,386 INFO L413 NwaCegarLoop]: 3860 mSDtfsCounter, 3259 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3259 SdHoareTripleChecker+Valid, 6945 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:42:04,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3259 Valid, 6945 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1095 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2022-12-14 12:42:04,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11495 states. [2022-12-14 12:42:04,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11495 to 11462. [2022-12-14 12:42:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11462 states, 6813 states have (on average 1.2794657272860708) internal successors, (8717), 7014 states have internal predecessors, (8717), 3807 states have call successors, (3807), 839 states have call predecessors, (3807), 838 states have return successors, (3803), 3713 states have call predecessors, (3803), 3803 states have call successors, (3803) [2022-12-14 12:42:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11462 states to 11462 states and 16327 transitions. [2022-12-14 12:42:04,812 INFO L78 Accepts]: Start accepts. Automaton has 11462 states and 16327 transitions. Word has length 240 [2022-12-14 12:42:04,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:42:04,813 INFO L495 AbstractCegarLoop]: Abstraction has 11462 states and 16327 transitions. [2022-12-14 12:42:04,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-14 12:42:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11462 states and 16327 transitions. [2022-12-14 12:42:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-12-14 12:42:04,816 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:42:04,816 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:42:04,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 12:42:04,817 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:42:04,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:42:04,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1491447836, now seen corresponding path program 1 times [2022-12-14 12:42:04,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:42:04,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098077634] [2022-12-14 12:42:04,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:04,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:42:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:05,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2022-12-14 12:42:05,208 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:42:05,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098077634] [2022-12-14 12:42:05,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098077634] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:42:05,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:42:05,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:42:05,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520569897] [2022-12-14 12:42:05,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:42:05,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:42:05,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:42:05,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:42:05,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:42:05,209 INFO L87 Difference]: Start difference. First operand 11462 states and 16327 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-14 12:42:08,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:12,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:42:12,641 INFO L93 Difference]: Finished difference Result 29546 states and 42098 transitions. [2022-12-14 12:42:12,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:42:12,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 243 [2022-12-14 12:42:12,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:42:12,707 INFO L225 Difference]: With dead ends: 29546 [2022-12-14 12:42:12,707 INFO L226 Difference]: Without dead ends: 18127 [2022-12-14 12:42:12,738 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 [2022-12-14 12:42:12,739 INFO L413 NwaCegarLoop]: 3819 mSDtfsCounter, 2723 mSDsluCounter, 3027 mSDsCounter, 0 mSdLazyCounter, 1155 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2723 SdHoareTripleChecker+Valid, 6846 SdHoareTripleChecker+Invalid, 1163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1155 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:42:12,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2723 Valid, 6846 Invalid, 1163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1155 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2022-12-14 12:42:12,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18127 states. [2022-12-14 12:42:13,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18127 to 18091. [2022-12-14 12:42:13,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18091 states, 10716 states have (on average 1.2683837252706234) internal successors, (13592), 11033 states have internal predecessors, (13592), 5988 states have call successors, (5988), 1396 states have call predecessors, (5988), 1383 states have return successors, (6181), 5810 states have call predecessors, (6181), 5984 states have call successors, (6181) [2022-12-14 12:42:13,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18091 states to 18091 states and 25761 transitions. [2022-12-14 12:42:13,387 INFO L78 Accepts]: Start accepts. Automaton has 18091 states and 25761 transitions. Word has length 243 [2022-12-14 12:42:13,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:42:13,387 INFO L495 AbstractCegarLoop]: Abstraction has 18091 states and 25761 transitions. [2022-12-14 12:42:13,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-14 12:42:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 18091 states and 25761 transitions. [2022-12-14 12:42:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-14 12:42:13,391 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:42:13,392 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:42:13,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 12:42:13,392 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:42:13,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:42:13,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1245064076, now seen corresponding path program 1 times [2022-12-14 12:42:13,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:42:13,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963764079] [2022-12-14 12:42:13,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:13,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:42:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:13,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2022-12-14 12:42:13,925 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:42:13,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963764079] [2022-12-14 12:42:13,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963764079] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:42:13,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:42:13,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:42:13,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69955815] [2022-12-14 12:42:13,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:42:13,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:42:13,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:42:13,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:42:13,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:42:13,926 INFO L87 Difference]: Start difference. First operand 18091 states and 25761 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 12:42:17,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:22,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:42:22,869 INFO L93 Difference]: Finished difference Result 52937 states and 75191 transitions. [2022-12-14 12:42:22,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:42:22,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 245 [2022-12-14 12:42:22,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:42:22,992 INFO L225 Difference]: With dead ends: 52937 [2022-12-14 12:42:22,992 INFO L226 Difference]: Without dead ends: 34889 [2022-12-14 12:42:23,044 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 [2022-12-14 12:42:23,045 INFO L413 NwaCegarLoop]: 4634 mSDtfsCounter, 3143 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 1383 mSolverCounterSat, 29 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3143 SdHoareTripleChecker+Valid, 7662 SdHoareTripleChecker+Invalid, 1413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1383 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:42:23,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3143 Valid, 7662 Invalid, 1413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 1383 Invalid, 1 Unknown, 0 Unchecked, 8.0s Time] [2022-12-14 12:42:23,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34889 states. [2022-12-14 12:42:24,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34889 to 34838. [2022-12-14 12:42:24,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34838 states, 20544 states have (on average 1.2564252336448598) internal successors, (25812), 21192 states have internal predecessors, (25812), 11535 states have call successors, (11535), 2780 states have call predecessors, (11535), 2755 states have return successors, (11832), 11162 states have call predecessors, (11832), 11531 states have call successors, (11832) [2022-12-14 12:42:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34838 states to 34838 states and 49179 transitions. [2022-12-14 12:42:24,240 INFO L78 Accepts]: Start accepts. Automaton has 34838 states and 49179 transitions. Word has length 245 [2022-12-14 12:42:24,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:42:24,240 INFO L495 AbstractCegarLoop]: Abstraction has 34838 states and 49179 transitions. [2022-12-14 12:42:24,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 12:42:24,241 INFO L276 IsEmpty]: Start isEmpty. Operand 34838 states and 49179 transitions. [2022-12-14 12:42:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-14 12:42:24,246 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:42:24,246 INFO L195 NwaCegarLoop]: trace histogram [23, 21, 21, 21, 21, 21, 21, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:42:24,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 12:42:24,247 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:42:24,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:42:24,247 INFO L85 PathProgramCache]: Analyzing trace with hash 356141100, now seen corresponding path program 1 times [2022-12-14 12:42:24,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:42:24,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247797524] [2022-12-14 12:42:24,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:24,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:42:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:24,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1766 trivial. 0 not checked. [2022-12-14 12:42:24,796 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:42:24,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247797524] [2022-12-14 12:42:24,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247797524] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:42:24,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:42:24,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:42:24,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933921016] [2022-12-14 12:42:24,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:42:24,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:42:24,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:42:24,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:42:24,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:42:24,799 INFO L87 Difference]: Start difference. First operand 34838 states and 49179 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-14 12:42:28,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:34,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:42:34,456 INFO L93 Difference]: Finished difference Result 98645 states and 139242 transitions. [2022-12-14 12:42:34,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:42:34,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 265 [2022-12-14 12:42:34,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:42:34,702 INFO L225 Difference]: With dead ends: 98645 [2022-12-14 12:42:34,702 INFO L226 Difference]: Without dead ends: 63850 [2022-12-14 12:42:34,808 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 [2022-12-14 12:42:34,809 INFO L413 NwaCegarLoop]: 4479 mSDtfsCounter, 3270 mSDsluCounter, 3062 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3270 SdHoareTripleChecker+Valid, 7541 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:42:34,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3270 Valid, 7541 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1310 Invalid, 1 Unknown, 0 Unchecked, 8.0s Time] [2022-12-14 12:42:34,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63850 states. [2022-12-14 12:42:36,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63850 to 63785. [2022-12-14 12:42:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63785 states, 37637 states have (on average 1.2536865318702342) internal successors, (47185), 38866 states have internal predecessors, (47185), 21057 states have call successors, (21057), 5136 states have call predecessors, (21057), 5087 states have return successors, (21638), 20339 states have call predecessors, (21638), 21053 states have call successors, (21638) [2022-12-14 12:42:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63785 states to 63785 states and 89880 transitions. [2022-12-14 12:42:37,168 INFO L78 Accepts]: Start accepts. Automaton has 63785 states and 89880 transitions. Word has length 265 [2022-12-14 12:42:37,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:42:37,168 INFO L495 AbstractCegarLoop]: Abstraction has 63785 states and 89880 transitions. [2022-12-14 12:42:37,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-12-14 12:42:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 63785 states and 89880 transitions. [2022-12-14 12:42:37,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-12-14 12:42:37,171 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:42:37,171 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:42:37,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 12:42:37,171 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:42:37,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:42:37,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1470134202, now seen corresponding path program 1 times [2022-12-14 12:42:37,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:42:37,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016463106] [2022-12-14 12:42:37,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:37,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:42:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2022-12-14 12:42:37,707 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:42:37,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016463106] [2022-12-14 12:42:37,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016463106] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:42:37,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:42:37,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:42:37,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888738287] [2022-12-14 12:42:37,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:42:37,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:42:37,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:42:37,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:42:37,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:42:37,709 INFO L87 Difference]: Start difference. First operand 63785 states and 89880 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-12-14 12:42:42,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:42:48,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:42:48,504 INFO L93 Difference]: Finished difference Result 175277 states and 246642 transitions. [2022-12-14 12:42:48,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:42:48,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 270 [2022-12-14 12:42:48,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:42:49,003 INFO L225 Difference]: With dead ends: 175277 [2022-12-14 12:42:49,003 INFO L226 Difference]: Without dead ends: 111535 [2022-12-14 12:42:49,237 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 [2022-12-14 12:42:49,238 INFO L413 NwaCegarLoop]: 5201 mSDtfsCounter, 2967 mSDsluCounter, 3040 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2967 SdHoareTripleChecker+Valid, 8241 SdHoareTripleChecker+Invalid, 1519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:42:49,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2967 Valid, 8241 Invalid, 1519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1500 Invalid, 1 Unknown, 0 Unchecked, 7.4s Time] [2022-12-14 12:42:49,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111535 states. [2022-12-14 12:42:53,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111535 to 111441. [2022-12-14 12:42:53,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111441 states, 66159 states have (on average 1.2493689445124625) internal successors, (82657), 68311 states have internal predecessors, (82657), 36281 states have call successors, (36281), 9114 states have call predecessors, (36281), 8997 states have return successors, (37254), 34988 states have call predecessors, (37254), 36277 states have call successors, (37254) [2022-12-14 12:42:53,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111441 states to 111441 states and 156192 transitions. [2022-12-14 12:42:53,659 INFO L78 Accepts]: Start accepts. Automaton has 111441 states and 156192 transitions. Word has length 270 [2022-12-14 12:42:53,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:42:53,660 INFO L495 AbstractCegarLoop]: Abstraction has 111441 states and 156192 transitions. [2022-12-14 12:42:53,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-12-14 12:42:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 111441 states and 156192 transitions. [2022-12-14 12:42:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-12-14 12:42:53,662 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:42:53,662 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:42:53,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 12:42:53,663 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:42:53,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:42:53,663 INFO L85 PathProgramCache]: Analyzing trace with hash 150595369, now seen corresponding path program 1 times [2022-12-14 12:42:53,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:42:53,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316655672] [2022-12-14 12:42:53,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:42:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:42:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:42:54,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1894 trivial. 0 not checked. [2022-12-14 12:42:54,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:42:54,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316655672] [2022-12-14 12:42:54,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316655672] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:42:54,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:42:54,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:42:54,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365339092] [2022-12-14 12:42:54,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:42:54,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:42:54,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:42:54,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:42:54,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:42:54,585 INFO L87 Difference]: Start difference. First operand 111441 states and 156192 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-14 12:42:58,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:10,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:43:10,296 INFO L93 Difference]: Finished difference Result 134094 states and 187252 transitions. [2022-12-14 12:43:10,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:43:10,296 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 278 [2022-12-14 12:43:10,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:43:10,811 INFO L225 Difference]: With dead ends: 134094 [2022-12-14 12:43:10,811 INFO L226 Difference]: Without dead ends: 134092 [2022-12-14 12:43:10,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:43:10,880 INFO L413 NwaCegarLoop]: 3677 mSDtfsCounter, 2503 mSDsluCounter, 10361 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2519 SdHoareTripleChecker+Valid, 14038 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2022-12-14 12:43:10,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2519 Valid, 14038 Invalid, 2210 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2207 Invalid, 1 Unknown, 0 Unchecked, 11.7s Time] [2022-12-14 12:43:10,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134092 states. [2022-12-14 12:43:15,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134092 to 134085. [2022-12-14 12:43:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134085 states, 79558 states have (on average 1.2462731592046055) internal successors, (99151), 82132 states have internal predecessors, (99151), 43563 states have call successors, (43563), 11086 states have call predecessors, (43563), 10960 states have return successors, (44532), 41995 states have call predecessors, (44532), 43555 states have call successors, (44532) [2022-12-14 12:43:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134085 states to 134085 states and 187246 transitions. [2022-12-14 12:43:15,826 INFO L78 Accepts]: Start accepts. Automaton has 134085 states and 187246 transitions. Word has length 278 [2022-12-14 12:43:15,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:43:15,827 INFO L495 AbstractCegarLoop]: Abstraction has 134085 states and 187246 transitions. [2022-12-14 12:43:15,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-14 12:43:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 134085 states and 187246 transitions. [2022-12-14 12:43:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-12-14 12:43:15,830 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:43:15,831 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:43:15,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 12:43:15,831 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:43:15,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:43:15,832 INFO L85 PathProgramCache]: Analyzing trace with hash 879647436, now seen corresponding path program 1 times [2022-12-14 12:43:15,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:43:15,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703572567] [2022-12-14 12:43:15,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:43:15,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:43:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:43:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1897 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1895 trivial. 0 not checked. [2022-12-14 12:43:16,757 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:43:16,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703572567] [2022-12-14 12:43:16,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703572567] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:43:16,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:43:16,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:43:16,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408550681] [2022-12-14 12:43:16,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:43:16,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:43:16,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:43:16,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:43:16,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:43:16,759 INFO L87 Difference]: Start difference. First operand 134085 states and 187246 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-12-14 12:43:21,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:31,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:43:31,303 INFO L93 Difference]: Finished difference Result 134098 states and 187255 transitions. [2022-12-14 12:43:31,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:43:31,303 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 284 [2022-12-14 12:43:31,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:43:31,802 INFO L225 Difference]: With dead ends: 134098 [2022-12-14 12:43:31,802 INFO L226 Difference]: Without dead ends: 134096 [2022-12-14 12:43:31,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:43:31,878 INFO L413 NwaCegarLoop]: 3680 mSDtfsCounter, 2498 mSDsluCounter, 10361 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2513 SdHoareTripleChecker+Valid, 14041 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-12-14 12:43:31,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2513 Valid, 14041 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2207 Invalid, 1 Unknown, 0 Unchecked, 11.3s Time] [2022-12-14 12:43:31,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134096 states. [2022-12-14 12:43:36,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134096 to 134089. [2022-12-14 12:43:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134089 states, 79561 states have (on average 1.2462638730031046) internal successors, (99154), 82135 states have internal predecessors, (99154), 43563 states have call successors, (43563), 11087 states have call predecessors, (43563), 10961 states have return successors, (44532), 41995 states have call predecessors, (44532), 43555 states have call successors, (44532) [2022-12-14 12:43:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134089 states to 134089 states and 187249 transitions. [2022-12-14 12:43:36,947 INFO L78 Accepts]: Start accepts. Automaton has 134089 states and 187249 transitions. Word has length 284 [2022-12-14 12:43:36,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:43:36,948 INFO L495 AbstractCegarLoop]: Abstraction has 134089 states and 187249 transitions. [2022-12-14 12:43:36,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-12-14 12:43:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 134089 states and 187249 transitions. [2022-12-14 12:43:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-12-14 12:43:36,952 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:43:36,952 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:43:36,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 12:43:36,953 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:43:36,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:43:36,953 INFO L85 PathProgramCache]: Analyzing trace with hash -767439447, now seen corresponding path program 1 times [2022-12-14 12:43:36,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:43:36,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359595872] [2022-12-14 12:43:36,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:43:36,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:43:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:43:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1903 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1899 trivial. 0 not checked. [2022-12-14 12:43:37,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:43:37,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359595872] [2022-12-14 12:43:37,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359595872] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:43:37,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:43:37,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:43:37,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609457867] [2022-12-14 12:43:37,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:43:37,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:43:37,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:43:37,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:43:37,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:43:37,588 INFO L87 Difference]: Start difference. First operand 134089 states and 187249 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-12-14 12:43:41,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:43,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:45,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:47,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:43:54,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:43:54,284 INFO L93 Difference]: Finished difference Result 134099 states and 187258 transitions. [2022-12-14 12:43:54,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:43:54,285 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 289 [2022-12-14 12:43:54,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:43:54,759 INFO L225 Difference]: With dead ends: 134099 [2022-12-14 12:43:54,760 INFO L226 Difference]: Without dead ends: 134097 [2022-12-14 12:43:54,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:43:54,815 INFO L413 NwaCegarLoop]: 3087 mSDtfsCounter, 3550 mSDsluCounter, 6150 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3564 SdHoareTripleChecker+Valid, 9237 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:43:54,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3564 Valid, 9237 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1663 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2022-12-14 12:43:54,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134097 states. [2022-12-14 12:43:59,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134097 to 134097. [2022-12-14 12:43:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134097 states, 79567 states have (on average 1.2462453027008684) internal successors, (99160), 82141 states have internal predecessors, (99160), 43563 states have call successors, (43563), 11089 states have call predecessors, (43563), 10963 states have return successors, (44532), 41995 states have call predecessors, (44532), 43555 states have call successors, (44532) [2022-12-14 12:44:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134097 states to 134097 states and 187255 transitions. [2022-12-14 12:44:00,392 INFO L78 Accepts]: Start accepts. Automaton has 134097 states and 187255 transitions. Word has length 289 [2022-12-14 12:44:00,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:44:00,393 INFO L495 AbstractCegarLoop]: Abstraction has 134097 states and 187255 transitions. [2022-12-14 12:44:00,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-12-14 12:44:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 134097 states and 187255 transitions. [2022-12-14 12:44:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-14 12:44:00,396 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:44:00,397 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:44:00,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 12:44:00,397 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:44:00,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:44:00,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1494424972, now seen corresponding path program 1 times [2022-12-14 12:44:00,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:44:00,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799939402] [2022-12-14 12:44:00,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:44:00,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:44:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:44:01,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1912 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1906 trivial. 0 not checked. [2022-12-14 12:44:01,002 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:44:01,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799939402] [2022-12-14 12:44:01,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799939402] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:44:01,003 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:44:01,003 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:44:01,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036988615] [2022-12-14 12:44:01,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:44:01,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:44:01,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:44:01,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:44:01,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:44:01,004 INFO L87 Difference]: Start difference. First operand 134097 states and 187255 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-14 12:44:05,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:15,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:44:15,607 INFO L93 Difference]: Finished difference Result 134110 states and 187264 transitions. [2022-12-14 12:44:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:44:15,608 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 293 [2022-12-14 12:44:15,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:44:16,070 INFO L225 Difference]: With dead ends: 134110 [2022-12-14 12:44:16,070 INFO L226 Difference]: Without dead ends: 134108 [2022-12-14 12:44:16,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:44:16,120 INFO L413 NwaCegarLoop]: 3680 mSDtfsCounter, 2498 mSDsluCounter, 10361 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2511 SdHoareTripleChecker+Valid, 14041 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-12-14 12:44:16,121 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2511 Valid, 14041 Invalid, 2210 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2207 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2022-12-14 12:44:16,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134108 states. [2022-12-14 12:44:21,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134108 to 134101. [2022-12-14 12:44:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134101 states, 79570 states have (on average 1.2462360185999748) internal successors, (99163), 82144 states have internal predecessors, (99163), 43563 states have call successors, (43563), 11090 states have call predecessors, (43563), 10964 states have return successors, (44532), 41995 states have call predecessors, (44532), 43555 states have call successors, (44532) [2022-12-14 12:44:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134101 states to 134101 states and 187258 transitions. [2022-12-14 12:44:22,340 INFO L78 Accepts]: Start accepts. Automaton has 134101 states and 187258 transitions. Word has length 293 [2022-12-14 12:44:22,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:44:22,340 INFO L495 AbstractCegarLoop]: Abstraction has 134101 states and 187258 transitions. [2022-12-14 12:44:22,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-14 12:44:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 134101 states and 187258 transitions. [2022-12-14 12:44:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-12-14 12:44:22,344 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:44:22,345 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:44:22,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 12:44:22,345 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:44:22,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:44:22,345 INFO L85 PathProgramCache]: Analyzing trace with hash 106286921, now seen corresponding path program 1 times [2022-12-14 12:44:22,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:44:22,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470855312] [2022-12-14 12:44:22,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:44:22,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:44:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:44:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1919 trivial. 0 not checked. [2022-12-14 12:44:23,052 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:44:23,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470855312] [2022-12-14 12:44:23,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470855312] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:44:23,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:44:23,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:44:23,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814797761] [2022-12-14 12:44:23,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:44:23,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:44:23,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:44:23,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:44:23,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:44:23,054 INFO L87 Difference]: Start difference. First operand 134101 states and 187258 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-14 12:44:28,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:38,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:44:38,395 INFO L93 Difference]: Finished difference Result 134114 states and 187267 transitions. [2022-12-14 12:44:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:44:38,396 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 299 [2022-12-14 12:44:38,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:44:38,841 INFO L225 Difference]: With dead ends: 134114 [2022-12-14 12:44:38,841 INFO L226 Difference]: Without dead ends: 134112 [2022-12-14 12:44:38,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:44:38,884 INFO L413 NwaCegarLoop]: 3680 mSDtfsCounter, 2498 mSDsluCounter, 10361 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2510 SdHoareTripleChecker+Valid, 14041 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-12-14 12:44:38,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2510 Valid, 14041 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2207 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2022-12-14 12:44:38,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134112 states. [2022-12-14 12:44:44,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134112 to 134105. [2022-12-14 12:44:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134105 states, 79573 states have (on average 1.2462267351991254) internal successors, (99166), 82147 states have internal predecessors, (99166), 43563 states have call successors, (43563), 11091 states have call predecessors, (43563), 10965 states have return successors, (44532), 41995 states have call predecessors, (44532), 43555 states have call successors, (44532) [2022-12-14 12:44:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134105 states to 134105 states and 187261 transitions. [2022-12-14 12:44:44,698 INFO L78 Accepts]: Start accepts. Automaton has 134105 states and 187261 transitions. Word has length 299 [2022-12-14 12:44:44,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:44:44,698 INFO L495 AbstractCegarLoop]: Abstraction has 134105 states and 187261 transitions. [2022-12-14 12:44:44,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-14 12:44:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 134105 states and 187261 transitions. [2022-12-14 12:44:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-14 12:44:44,703 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:44:44,703 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 6, 5, 5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:44:44,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 12:44:44,703 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:44:44,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:44:44,704 INFO L85 PathProgramCache]: Analyzing trace with hash -527964532, now seen corresponding path program 1 times [2022-12-14 12:44:44,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:44:44,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494252795] [2022-12-14 12:44:44,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:44:44,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:44:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:44:45,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1945 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1935 trivial. 0 not checked. [2022-12-14 12:44:45,421 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:44:45,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494252795] [2022-12-14 12:44:45,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494252795] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:44:45,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:44:45,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:44:45,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657495901] [2022-12-14 12:44:45,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:44:45,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:44:45,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:44:45,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:44:45,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:44:45,423 INFO L87 Difference]: Start difference. First operand 134105 states and 187261 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:44:49,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:51,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:44:53,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:01,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:45:01,345 INFO L93 Difference]: Finished difference Result 134115 states and 187270 transitions. [2022-12-14 12:45:01,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:45:01,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 304 [2022-12-14 12:45:01,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:45:01,832 INFO L225 Difference]: With dead ends: 134115 [2022-12-14 12:45:01,832 INFO L226 Difference]: Without dead ends: 134113 [2022-12-14 12:45:01,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:45:01,885 INFO L413 NwaCegarLoop]: 3087 mSDtfsCounter, 3550 mSDsluCounter, 6150 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3561 SdHoareTripleChecker+Valid, 9237 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:45:01,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3561 Valid, 9237 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1663 Invalid, 2 Unknown, 0 Unchecked, 11.4s Time] [2022-12-14 12:45:01,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134113 states. [2022-12-14 12:45:07,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134113 to 134113. [2022-12-14 12:45:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134113 states, 79579 states have (on average 1.2462081704972416) internal successors, (99172), 82153 states have internal predecessors, (99172), 43563 states have call successors, (43563), 11093 states have call predecessors, (43563), 10967 states have return successors, (44532), 41995 states have call predecessors, (44532), 43555 states have call successors, (44532) [2022-12-14 12:45:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134113 states to 134113 states and 187267 transitions. [2022-12-14 12:45:08,073 INFO L78 Accepts]: Start accepts. Automaton has 134113 states and 187267 transitions. Word has length 304 [2022-12-14 12:45:08,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:45:08,074 INFO L495 AbstractCegarLoop]: Abstraction has 134113 states and 187267 transitions. [2022-12-14 12:45:08,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:45:08,074 INFO L276 IsEmpty]: Start isEmpty. Operand 134113 states and 187267 transitions. [2022-12-14 12:45:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-12-14 12:45:08,078 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:45:08,078 INFO L195 NwaCegarLoop]: trace histogram [26, 21, 21, 21, 21, 21, 21, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:45:08,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 12:45:08,079 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:45:08,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:45:08,079 INFO L85 PathProgramCache]: Analyzing trace with hash 61559625, now seen corresponding path program 1 times [2022-12-14 12:45:08,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:45:08,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539799555] [2022-12-14 12:45:08,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:45:08,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:45:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:45:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1943 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1936 trivial. 0 not checked. [2022-12-14 12:45:08,516 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:45:08,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539799555] [2022-12-14 12:45:08,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539799555] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:45:08,516 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:45:08,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:45:08,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796753862] [2022-12-14 12:45:08,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:45:08,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:45:08,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:45:08,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:45:08,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:45:08,518 INFO L87 Difference]: Start difference. First operand 134113 states and 187267 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-12-14 12:45:14,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:16,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:18,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:28,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:45:28,393 INFO L93 Difference]: Finished difference Result 334135 states and 466617 transitions. [2022-12-14 12:45:28,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:45:28,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 299 [2022-12-14 12:45:28,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:45:29,192 INFO L225 Difference]: With dead ends: 334135 [2022-12-14 12:45:29,192 INFO L226 Difference]: Without dead ends: 200295 [2022-12-14 12:45:29,602 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 [2022-12-14 12:45:29,602 INFO L413 NwaCegarLoop]: 5879 mSDtfsCounter, 3287 mSDsluCounter, 3059 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3287 SdHoareTripleChecker+Valid, 8938 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:45:29,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3287 Valid, 8938 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1591 Invalid, 2 Unknown, 0 Unchecked, 11.8s Time] [2022-12-14 12:45:29,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200295 states. [2022-12-14 12:45:38,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200295 to 200126. [2022-12-14 12:45:38,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200126 states, 118769 states have (on average 1.2463605823068309) internal successors, (148029), 122668 states have internal predecessors, (148029), 64931 states have call successors, (64931), 16610 states have call predecessors, (64931), 16422 states have return successors, (66388), 62540 states have call predecessors, (66388), 64923 states have call successors, (66388) [2022-12-14 12:45:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200126 states to 200126 states and 279348 transitions. [2022-12-14 12:45:39,630 INFO L78 Accepts]: Start accepts. Automaton has 200126 states and 279348 transitions. Word has length 299 [2022-12-14 12:45:39,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:45:39,631 INFO L495 AbstractCegarLoop]: Abstraction has 200126 states and 279348 transitions. [2022-12-14 12:45:39,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-12-14 12:45:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 200126 states and 279348 transitions. [2022-12-14 12:45:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-12-14 12:45:39,637 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:45:39,637 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 7, 6, 6, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:45:39,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-14 12:45:39,637 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:45:39,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:45:39,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1309783049, now seen corresponding path program 1 times [2022-12-14 12:45:39,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:45:39,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198700485] [2022-12-14 12:45:39,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:45:39,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:45:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:45:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1954 trivial. 0 not checked. [2022-12-14 12:45:40,413 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:45:40,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198700485] [2022-12-14 12:45:40,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198700485] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:45:40,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:45:40,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:45:40,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604745718] [2022-12-14 12:45:40,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:45:40,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:45:40,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:45:40,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:45:40,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:45:40,415 INFO L87 Difference]: Start difference. First operand 200126 states and 279348 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-12-14 12:45:45,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:47,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:45:49,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:46:00,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:46:00,945 INFO L93 Difference]: Finished difference Result 200136 states and 279357 transitions. [2022-12-14 12:46:00,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:46:00,947 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 308 [2022-12-14 12:46:00,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:46:01,709 INFO L225 Difference]: With dead ends: 200136 [2022-12-14 12:46:01,709 INFO L226 Difference]: Without dead ends: 200134 [2022-12-14 12:46:01,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:46:01,790 INFO L413 NwaCegarLoop]: 3087 mSDtfsCounter, 3550 mSDsluCounter, 6150 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3560 SdHoareTripleChecker+Valid, 9237 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:46:01,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3560 Valid, 9237 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1663 Invalid, 2 Unknown, 0 Unchecked, 12.1s Time] [2022-12-14 12:46:01,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200134 states. [2022-12-14 12:46:10,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200134 to 200134. [2022-12-14 12:46:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200134 states, 118775 states have (on average 1.2463481372342664) internal successors, (148035), 122674 states have internal predecessors, (148035), 64931 states have call successors, (64931), 16612 states have call predecessors, (64931), 16424 states have return successors, (66388), 62540 states have call predecessors, (66388), 64923 states have call successors, (66388) [2022-12-14 12:46:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200134 states to 200134 states and 279354 transitions. [2022-12-14 12:46:11,941 INFO L78 Accepts]: Start accepts. Automaton has 200134 states and 279354 transitions. Word has length 308 [2022-12-14 12:46:11,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:46:11,941 INFO L495 AbstractCegarLoop]: Abstraction has 200134 states and 279354 transitions. [2022-12-14 12:46:11,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-12-14 12:46:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 200134 states and 279354 transitions. [2022-12-14 12:46:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-12-14 12:46:11,948 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:46:11,948 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 8, 7, 7, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:46:11,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 12:46:11,948 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:46:11,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:46:11,948 INFO L85 PathProgramCache]: Analyzing trace with hash 273054347, now seen corresponding path program 1 times [2022-12-14 12:46:11,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:46:11,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332969322] [2022-12-14 12:46:11,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:46:11,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:46:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:46:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 1973 trivial. 0 not checked. [2022-12-14 12:46:12,529 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:46:12,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332969322] [2022-12-14 12:46:12,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332969322] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:46:12,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:46:12,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:46:12,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592836555] [2022-12-14 12:46:12,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:46:12,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:46:12,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:46:12,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:46:12,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:46:12,531 INFO L87 Difference]: Start difference. First operand 200134 states and 279354 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:46:18,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:46:30,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:46:30,932 INFO L93 Difference]: Finished difference Result 200147 states and 279363 transitions. [2022-12-14 12:46:30,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:46:30,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 312 [2022-12-14 12:46:30,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:46:31,709 INFO L225 Difference]: With dead ends: 200147 [2022-12-14 12:46:31,709 INFO L226 Difference]: Without dead ends: 200145 [2022-12-14 12:46:31,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:46:31,789 INFO L413 NwaCegarLoop]: 3680 mSDtfsCounter, 2499 mSDsluCounter, 10361 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2508 SdHoareTripleChecker+Valid, 14041 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-12-14 12:46:31,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2508 Valid, 14041 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2207 Invalid, 1 Unknown, 0 Unchecked, 10.8s Time] [2022-12-14 12:46:31,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200145 states. [2022-12-14 12:46:41,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200145 to 200138. [2022-12-14 12:46:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200138 states, 118778 states have (on average 1.246341915169476) internal successors, (148038), 122677 states have internal predecessors, (148038), 64931 states have call successors, (64931), 16613 states have call predecessors, (64931), 16425 states have return successors, (66388), 62540 states have call predecessors, (66388), 64923 states have call successors, (66388) [2022-12-14 12:46:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200138 states to 200138 states and 279357 transitions. [2022-12-14 12:46:42,445 INFO L78 Accepts]: Start accepts. Automaton has 200138 states and 279357 transitions. Word has length 312 [2022-12-14 12:46:42,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:46:42,445 INFO L495 AbstractCegarLoop]: Abstraction has 200138 states and 279357 transitions. [2022-12-14 12:46:42,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 12:46:42,446 INFO L276 IsEmpty]: Start isEmpty. Operand 200138 states and 279357 transitions. [2022-12-14 12:46:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2022-12-14 12:46:42,453 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:46:42,454 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 9, 8, 8, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:46:42,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-14 12:46:42,454 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:46:42,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:46:42,454 INFO L85 PathProgramCache]: Analyzing trace with hash 145246857, now seen corresponding path program 1 times [2022-12-14 12:46:42,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:46:42,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553931078] [2022-12-14 12:46:42,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:46:42,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:46:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:46:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-12-14 12:46:43,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:46:43,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553931078] [2022-12-14 12:46:43,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553931078] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:46:43,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:46:43,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:46:43,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756494770] [2022-12-14 12:46:43,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:46:43,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:46:43,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:46:43,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:46:43,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:46:43,182 INFO L87 Difference]: Start difference. First operand 200138 states and 279357 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-12-14 12:46:48,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:47:10,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:47:10,579 INFO L93 Difference]: Finished difference Result 362422 states and 515466 transitions. [2022-12-14 12:47:10,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 12:47:10,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 319 [2022-12-14 12:47:10,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:47:12,131 INFO L225 Difference]: With dead ends: 362422 [2022-12-14 12:47:12,131 INFO L226 Difference]: Without dead ends: 362420 [2022-12-14 12:47:12,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:47:12,288 INFO L413 NwaCegarLoop]: 4511 mSDtfsCounter, 3488 mSDsluCounter, 11991 mSDsCounter, 0 mSdLazyCounter, 2641 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3496 SdHoareTripleChecker+Valid, 16502 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2641 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:47:12,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3496 Valid, 16502 Invalid, 2645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 2641 Invalid, 1 Unknown, 0 Unchecked, 13.2s Time] [2022-12-14 12:47:12,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362420 states. [2022-12-14 12:47:30,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362420 to 362319. [2022-12-14 12:47:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362319 states, 214989 states have (on average 1.248059203028992) internal successors, (268319), 222423 states have internal predecessors, (268319), 117684 states have call successors, (117684), 30193 states have call predecessors, (117684), 29642 states have return successors, (129363), 112854 states have call predecessors, (129363), 117672 states have call successors, (129363) [2022-12-14 12:47:32,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362319 states to 362319 states and 515366 transitions. [2022-12-14 12:47:32,215 INFO L78 Accepts]: Start accepts. Automaton has 362319 states and 515366 transitions. Word has length 319 [2022-12-14 12:47:32,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:47:32,215 INFO L495 AbstractCegarLoop]: Abstraction has 362319 states and 515366 transitions. [2022-12-14 12:47:32,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-12-14 12:47:32,216 INFO L276 IsEmpty]: Start isEmpty. Operand 362319 states and 515366 transitions. [2022-12-14 12:47:32,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2022-12-14 12:47:32,224 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:47:32,224 INFO L195 NwaCegarLoop]: trace histogram [25, 21, 21, 21, 21, 21, 21, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:47:32,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-14 12:47:32,224 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-14 12:47:32,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:47:32,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1053304496, now seen corresponding path program 1 times [2022-12-14 12:47:32,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:47:32,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908752964] [2022-12-14 12:47:32,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:47:32,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:47:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:47:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1878 trivial. 0 not checked. [2022-12-14 12:47:32,743 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:47:32,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908752964] [2022-12-14 12:47:32,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908752964] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:47:32,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:47:32,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:47:32,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113076521] [2022-12-14 12:47:32,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:47:32,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:47:32,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:47:32,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:47:32,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:47:32,746 INFO L87 Difference]: Start difference. First operand 362319 states and 515366 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-12-14 12:47:39,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:48:05,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:48:05,212 INFO L93 Difference]: Finished difference Result 883015 states and 1255705 transitions. [2022-12-14 12:48:05,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:48:05,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 319 [2022-12-14 12:48:05,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:48:07,924 INFO L225 Difference]: With dead ends: 883015 [2022-12-14 12:48:07,924 INFO L226 Difference]: Without dead ends: 520969 [2022-12-14 12:48:09,189 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 [2022-12-14 12:48:09,189 INFO L413 NwaCegarLoop]: 4499 mSDtfsCounter, 2961 mSDsluCounter, 3038 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2961 SdHoareTripleChecker+Valid, 7537 SdHoareTripleChecker+Invalid, 1346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-12-14 12:48:09,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2961 Valid, 7537 Invalid, 1346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1330 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2022-12-14 12:48:09,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520969 states.