./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 274050ce25e73de8cc1ed86f63ba21850687938f96f1d000f839b96904fb551e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:30:34,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:30:34,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:30:34,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:30:34,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:30:34,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:30:34,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:30:34,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:30:34,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:30:34,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:30:34,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:30:34,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:30:34,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:30:34,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:30:34,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:30:34,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:30:34,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:30:34,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:30:34,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:30:34,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:30:34,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:30:34,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:30:34,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:30:34,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:30:34,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:30:34,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:30:34,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:30:34,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:30:34,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:30:34,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:30:34,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:30:34,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:30:34,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:30:34,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:30:34,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:30:34,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:30:34,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:30:34,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:30:34,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:30:34,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:30:34,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:30:34,726 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:30:34,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:30:34,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:30:34,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:30:34,784 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:30:34,785 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:30:34,785 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:30:34,785 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:30:34,786 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:30:34,786 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:30:34,786 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:30:34,788 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:30:34,788 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:30:34,788 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:30:34,789 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:30:34,789 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:30:34,789 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:30:34,789 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:30:34,790 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:30:34,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:30:34,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:30:34,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:30:34,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:30:34,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:30:34,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:30:34,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:30:34,793 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:30:34,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:30:34,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:30:34,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:30:34,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:30:34,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:30:34,795 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:30:34,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:30:34,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:30:34,796 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:30:34,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:30:34,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:30:34,797 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:30:34,797 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_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 274050ce25e73de8cc1ed86f63ba21850687938f96f1d000f839b96904fb551e [2022-11-26 00:30:35,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:30:35,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:30:35,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:30:35,252 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:30:35,253 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:30:35,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i [2022-11-26 00:30:38,940 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:30:39,781 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:30:39,781 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i [2022-11-26 00:30:39,877 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/data/c86a5ec56/48bc5956ad3a4ad99829b445ec9f5ece/FLAGa5222ade5 [2022-11-26 00:30:39,904 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/data/c86a5ec56/48bc5956ad3a4ad99829b445ec9f5ece [2022-11-26 00:30:39,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:30:39,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:30:39,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:30:39,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:30:39,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:30:39,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:30:39" (1/1) ... [2022-11-26 00:30:39,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1706f8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:39, skipping insertion in model container [2022-11-26 00:30:39,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:30:39" (1/1) ... [2022-11-26 00:30:39,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:30:40,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:30:41,414 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:30:41,472 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:30:41,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:41,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:41,860 WARN L623 FunctionHandler]: Unknown extern function __alloc_ei_netdev [2022-11-26 00:30:41,882 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:41,895 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_window [2022-11-26 00:30:41,906 WARN L623 FunctionHandler]: Unknown extern function pcmcia_map_mem_page [2022-11-26 00:30:41,928 WARN L623 FunctionHandler]: Unknown extern function pcmcia_release_window [2022-11-26 00:30:41,949 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:30:42,005 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_io [2022-11-26 00:30:42,007 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_io [2022-11-26 00:30:42,024 WARN L623 FunctionHandler]: Unknown extern function pcmcia_loop_config [2022-11-26 00:30:42,026 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-26 00:30:42,029 WARN L623 FunctionHandler]: Unknown extern function pcmcia_enable_device [2022-11-26 00:30:42,034 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-26 00:30:42,038 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:30:42,048 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:42,049 WARN L623 FunctionHandler]: Unknown extern function pcmcia_disable_device [2022-11-26 00:30:42,051 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-26 00:30:42,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:42,060 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,061 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:42,062 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:42,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:42,065 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:42,066 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:42,070 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:42,071 WARN L623 FunctionHandler]: Unknown extern function pcmcia_disable_device [2022-11-26 00:30:42,078 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-26 00:30:42,086 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:42,087 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-26 00:30:42,155 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:30:42,160 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:42,161 WARN L623 FunctionHandler]: Unknown extern function pcmcia_dev_present [2022-11-26 00:30:42,163 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:30:42,164 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:30:42,165 WARN L623 FunctionHandler]: Unknown extern function ei_open [2022-11-26 00:30:42,168 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:42,169 WARN L623 FunctionHandler]: Unknown extern function ei_close [2022-11-26 00:30:42,172 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:30:42,173 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:42,176 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,177 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:42,178 WARN L623 FunctionHandler]: Unknown extern function ei_interrupt [2022-11-26 00:30:42,182 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,183 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:30:42,186 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,187 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,192 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,197 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,198 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:42,203 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:42,208 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:30:42,226 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:42,256 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:30:42,261 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:42,288 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:42,301 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-26 00:30:42,302 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:42,303 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-11-26 00:30:42,357 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_window [2022-11-26 00:30:42,359 WARN L623 FunctionHandler]: Unknown extern function pcmcia_map_mem_page [2022-11-26 00:30:42,361 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:30:42,363 WARN L623 FunctionHandler]: Unknown extern function pcmcia_release_window [2022-11-26 00:30:42,812 WARN L623 FunctionHandler]: Unknown extern function ei_get_stats [2022-11-26 00:30:42,813 WARN L623 FunctionHandler]: Unknown extern function ei_poll [2022-11-26 00:30:42,814 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-26 00:30:42,814 WARN L623 FunctionHandler]: Unknown extern function ei_set_multicast_list [2022-11-26 00:30:42,815 WARN L623 FunctionHandler]: Unknown extern function ei_start_xmit [2022-11-26 00:30:42,816 WARN L623 FunctionHandler]: Unknown extern function ei_tx_timeout [2022-11-26 00:30:42,816 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-26 00:30:42,817 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-26 00:30:42,840 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:30:42,841 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:30:42,842 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:30:42,843 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:30:42,845 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-26 00:30:42,846 WARN L623 FunctionHandler]: Unknown extern function pcmcia_register_driver [2022-11-26 00:30:42,847 WARN L623 FunctionHandler]: Unknown extern function pcmcia_unregister_driver [2022-11-26 00:30:43,549 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:30:43,910 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:30:44,700 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434383,434396] [2022-11-26 00:30:44,705 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434528,434541] [2022-11-26 00:30:44,707 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434674,434687] [2022-11-26 00:30:44,708 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434839,434852] [2022-11-26 00:30:44,708 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434997,435010] [2022-11-26 00:30:44,709 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435155,435168] [2022-11-26 00:30:44,709 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435313,435326] [2022-11-26 00:30:44,710 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435473,435486] [2022-11-26 00:30:44,711 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435632,435645] [2022-11-26 00:30:44,711 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435771,435784] [2022-11-26 00:30:44,712 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435913,435926] [2022-11-26 00:30:44,712 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436062,436075] [2022-11-26 00:30:44,713 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436201,436214] [2022-11-26 00:30:44,714 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436356,436369] [2022-11-26 00:30:44,714 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436516,436529] [2022-11-26 00:30:44,715 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436667,436680] [2022-11-26 00:30:44,715 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436818,436831] [2022-11-26 00:30:44,716 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436970,436983] [2022-11-26 00:30:44,716 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437119,437132] [2022-11-26 00:30:44,717 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437267,437280] [2022-11-26 00:30:44,718 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437424,437437] [2022-11-26 00:30:44,718 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437573,437586] [2022-11-26 00:30:44,719 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437729,437742] [2022-11-26 00:30:44,719 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437882,437895] [2022-11-26 00:30:44,720 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438028,438041] [2022-11-26 00:30:44,720 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438171,438184] [2022-11-26 00:30:44,726 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438323,438336] [2022-11-26 00:30:44,727 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438469,438482] [2022-11-26 00:30:44,728 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438614,438627] [2022-11-26 00:30:44,728 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438768,438781] [2022-11-26 00:30:44,729 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438919,438932] [2022-11-26 00:30:44,729 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439074,439087] [2022-11-26 00:30:44,730 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439226,439239] [2022-11-26 00:30:44,730 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439381,439394] [2022-11-26 00:30:44,731 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439545,439558] [2022-11-26 00:30:44,731 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439701,439714] [2022-11-26 00:30:44,732 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439865,439878] [2022-11-26 00:30:44,733 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440007,440020] [2022-11-26 00:30:44,733 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440165,440178] [2022-11-26 00:30:44,734 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440332,440345] [2022-11-26 00:30:44,734 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440491,440504] [2022-11-26 00:30:44,735 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440650,440663] [2022-11-26 00:30:44,735 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440799,440812] [2022-11-26 00:30:44,736 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440946,440959] [2022-11-26 00:30:44,736 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441085,441098] [2022-11-26 00:30:44,737 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441248,441261] [2022-11-26 00:30:44,737 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441414,441427] [2022-11-26 00:30:44,738 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441578,441591] [2022-11-26 00:30:44,738 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441743,441756] [2022-11-26 00:30:44,739 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441908,441921] [2022-11-26 00:30:44,739 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442074,442087] [2022-11-26 00:30:44,740 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442239,442252] [2022-11-26 00:30:44,740 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442406,442419] [2022-11-26 00:30:44,741 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442566,442579] [2022-11-26 00:30:44,741 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442728,442741] [2022-11-26 00:30:44,742 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442887,442900] [2022-11-26 00:30:44,754 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443033,443046] [2022-11-26 00:30:44,756 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443176,443189] [2022-11-26 00:30:44,756 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443320,443333] [2022-11-26 00:30:44,758 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443463,443476] [2022-11-26 00:30:44,759 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443607,443620] [2022-11-26 00:30:44,761 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443748,443761] [2022-11-26 00:30:44,762 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443886,443899] [2022-11-26 00:30:44,765 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444044,444057] [2022-11-26 00:30:44,766 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444203,444216] [2022-11-26 00:30:44,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444359,444372] [2022-11-26 00:30:44,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444508,444521] [2022-11-26 00:30:44,768 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444660,444673] [2022-11-26 00:30:44,768 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444811,444824] [2022-11-26 00:30:44,769 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444960,444973] [2022-11-26 00:30:44,769 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445112,445125] [2022-11-26 00:30:44,770 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445260,445273] [2022-11-26 00:30:44,770 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445413,445426] [2022-11-26 00:30:44,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445564,445577] [2022-11-26 00:30:44,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445714,445727] [2022-11-26 00:30:44,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445861,445874] [2022-11-26 00:30:44,772 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446012,446025] [2022-11-26 00:30:44,772 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446163,446176] [2022-11-26 00:30:44,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446311,446324] [2022-11-26 00:30:44,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446477,446490] [2022-11-26 00:30:44,774 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446646,446659] [2022-11-26 00:30:44,777 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446813,446826] [2022-11-26 00:30:44,778 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446981,446994] [2022-11-26 00:30:44,778 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447131,447144] [2022-11-26 00:30:44,779 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447278,447291] [2022-11-26 00:30:44,779 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447439,447452] [2022-11-26 00:30:44,779 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447609,447622] [2022-11-26 00:30:44,780 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447771,447784] [2022-11-26 00:30:44,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:30:45,007 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:30:45,235 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:30:45,238 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:30:45,239 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,246 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:45,246 WARN L623 FunctionHandler]: Unknown extern function __alloc_ei_netdev [2022-11-26 00:30:45,249 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:45,251 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_window [2022-11-26 00:30:45,252 WARN L623 FunctionHandler]: Unknown extern function pcmcia_map_mem_page [2022-11-26 00:30:45,254 WARN L623 FunctionHandler]: Unknown extern function pcmcia_release_window [2022-11-26 00:30:45,258 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:30:45,271 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_io [2022-11-26 00:30:45,272 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_io [2022-11-26 00:30:45,274 WARN L623 FunctionHandler]: Unknown extern function pcmcia_loop_config [2022-11-26 00:30:45,274 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-26 00:30:45,276 WARN L623 FunctionHandler]: Unknown extern function pcmcia_enable_device [2022-11-26 00:30:45,277 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-26 00:30:45,277 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:30:45,280 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:45,281 WARN L623 FunctionHandler]: Unknown extern function pcmcia_disable_device [2022-11-26 00:30:45,281 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-26 00:30:45,288 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,289 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,289 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,290 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,290 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:30:45,293 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:45,294 WARN L623 FunctionHandler]: Unknown extern function pcmcia_disable_device [2022-11-26 00:30:45,295 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-26 00:30:45,295 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:45,296 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-26 00:30:45,316 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:30:45,319 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:45,320 WARN L623 FunctionHandler]: Unknown extern function pcmcia_dev_present [2022-11-26 00:30:45,321 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:30:45,322 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:30:45,322 WARN L623 FunctionHandler]: Unknown extern function ei_open [2022-11-26 00:30:45,324 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:30:45,325 WARN L623 FunctionHandler]: Unknown extern function ei_close [2022-11-26 00:30:45,328 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:30:45,329 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:45,330 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,331 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:45,331 WARN L623 FunctionHandler]: Unknown extern function ei_interrupt [2022-11-26 00:30:45,334 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,334 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:30:45,336 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,338 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,342 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,343 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,343 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:45,345 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:30:45,347 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:30:45,350 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:45,353 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:30:45,354 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:45,368 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:30:45,373 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-26 00:30:45,373 WARN L623 FunctionHandler]: Unknown extern function NS8390_init [2022-11-26 00:30:45,374 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-11-26 00:30:45,388 WARN L623 FunctionHandler]: Unknown extern function pcmcia_request_window [2022-11-26 00:30:45,389 WARN L623 FunctionHandler]: Unknown extern function pcmcia_map_mem_page [2022-11-26 00:30:45,390 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:30:45,391 WARN L623 FunctionHandler]: Unknown extern function pcmcia_release_window [2022-11-26 00:30:45,506 WARN L623 FunctionHandler]: Unknown extern function ei_get_stats [2022-11-26 00:30:45,507 WARN L623 FunctionHandler]: Unknown extern function ei_poll [2022-11-26 00:30:45,508 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-26 00:30:45,508 WARN L623 FunctionHandler]: Unknown extern function ei_set_multicast_list [2022-11-26 00:30:45,509 WARN L623 FunctionHandler]: Unknown extern function ei_start_xmit [2022-11-26 00:30:45,510 WARN L623 FunctionHandler]: Unknown extern function ei_tx_timeout [2022-11-26 00:30:45,510 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-26 00:30:45,511 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-26 00:30:45,556 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:30:45,557 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:30:45,557 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:30:45,560 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:30:45,560 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-26 00:30:45,561 WARN L623 FunctionHandler]: Unknown extern function pcmcia_register_driver [2022-11-26 00:30:45,561 WARN L623 FunctionHandler]: Unknown extern function pcmcia_unregister_driver [2022-11-26 00:30:45,579 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:30:45,589 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:30:45,614 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434383,434396] [2022-11-26 00:30:45,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434528,434541] [2022-11-26 00:30:45,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434674,434687] [2022-11-26 00:30:45,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434839,434852] [2022-11-26 00:30:45,622 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434997,435010] [2022-11-26 00:30:45,623 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435155,435168] [2022-11-26 00:30:45,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435313,435326] [2022-11-26 00:30:45,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435473,435486] [2022-11-26 00:30:45,625 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435632,435645] [2022-11-26 00:30:45,625 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435771,435784] [2022-11-26 00:30:45,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435913,435926] [2022-11-26 00:30:45,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436062,436075] [2022-11-26 00:30:45,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436201,436214] [2022-11-26 00:30:45,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436356,436369] [2022-11-26 00:30:45,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436516,436529] [2022-11-26 00:30:45,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436667,436680] [2022-11-26 00:30:45,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436818,436831] [2022-11-26 00:30:45,635 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436970,436983] [2022-11-26 00:30:45,636 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437119,437132] [2022-11-26 00:30:45,637 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437267,437280] [2022-11-26 00:30:45,637 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437424,437437] [2022-11-26 00:30:45,638 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437573,437586] [2022-11-26 00:30:45,638 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437729,437742] [2022-11-26 00:30:45,639 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437882,437895] [2022-11-26 00:30:45,640 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438028,438041] [2022-11-26 00:30:45,641 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438171,438184] [2022-11-26 00:30:45,641 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438323,438336] [2022-11-26 00:30:45,648 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438469,438482] [2022-11-26 00:30:45,649 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438614,438627] [2022-11-26 00:30:45,649 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438768,438781] [2022-11-26 00:30:45,650 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438919,438932] [2022-11-26 00:30:45,650 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439074,439087] [2022-11-26 00:30:45,651 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439226,439239] [2022-11-26 00:30:45,651 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439381,439394] [2022-11-26 00:30:45,652 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439545,439558] [2022-11-26 00:30:45,653 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439701,439714] [2022-11-26 00:30:45,656 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439865,439878] [2022-11-26 00:30:45,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440007,440020] [2022-11-26 00:30:45,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440165,440178] [2022-11-26 00:30:45,658 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440332,440345] [2022-11-26 00:30:45,659 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440491,440504] [2022-11-26 00:30:45,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440650,440663] [2022-11-26 00:30:45,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440799,440812] [2022-11-26 00:30:45,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440946,440959] [2022-11-26 00:30:45,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441085,441098] [2022-11-26 00:30:45,662 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441248,441261] [2022-11-26 00:30:45,662 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441414,441427] [2022-11-26 00:30:45,662 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441578,441591] [2022-11-26 00:30:45,663 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441743,441756] [2022-11-26 00:30:45,663 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441908,441921] [2022-11-26 00:30:45,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442074,442087] [2022-11-26 00:30:45,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442239,442252] [2022-11-26 00:30:45,666 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442406,442419] [2022-11-26 00:30:45,666 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442566,442579] [2022-11-26 00:30:45,667 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442728,442741] [2022-11-26 00:30:45,667 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442887,442900] [2022-11-26 00:30:45,668 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443033,443046] [2022-11-26 00:30:45,668 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443176,443189] [2022-11-26 00:30:45,668 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443320,443333] [2022-11-26 00:30:45,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443463,443476] [2022-11-26 00:30:45,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443607,443620] [2022-11-26 00:30:45,670 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443748,443761] [2022-11-26 00:30:45,675 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443886,443899] [2022-11-26 00:30:45,676 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444044,444057] [2022-11-26 00:30:45,676 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444203,444216] [2022-11-26 00:30:45,677 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444359,444372] [2022-11-26 00:30:45,677 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444508,444521] [2022-11-26 00:30:45,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444660,444673] [2022-11-26 00:30:45,685 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444811,444824] [2022-11-26 00:30:45,686 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444960,444973] [2022-11-26 00:30:45,688 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445112,445125] [2022-11-26 00:30:45,688 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445260,445273] [2022-11-26 00:30:45,689 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445413,445426] [2022-11-26 00:30:45,691 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445564,445577] [2022-11-26 00:30:45,691 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445714,445727] [2022-11-26 00:30:45,692 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445861,445874] [2022-11-26 00:30:45,692 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446012,446025] [2022-11-26 00:30:45,692 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446163,446176] [2022-11-26 00:30:45,694 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446311,446324] [2022-11-26 00:30:45,695 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446477,446490] [2022-11-26 00:30:45,696 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446646,446659] [2022-11-26 00:30:45,696 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446813,446826] [2022-11-26 00:30:45,697 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446981,446994] [2022-11-26 00:30:45,697 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447131,447144] [2022-11-26 00:30:45,698 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447278,447291] [2022-11-26 00:30:45,698 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447439,447452] [2022-11-26 00:30:45,698 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447609,447622] [2022-11-26 00:30:45,699 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447771,447784] [2022-11-26 00:30:45,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:30:46,105 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:30:46,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46 WrapperNode [2022-11-26 00:30:46,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:30:46,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:30:46,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:30:46,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:30:46,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:46,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:46,695 INFO L138 Inliner]: procedures = 558, calls = 6737, calls flagged for inlining = 238, calls inlined = 142, statements flattened = 11265 [2022-11-26 00:30:46,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:30:46,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:30:46,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:30:46,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:30:46,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:46,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:46,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:46,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:47,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:47,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:47,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:47,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:47,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:30:47,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:30:47,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:30:47,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:30:47,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (1/1) ... [2022-11-26 00:30:47,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:30:47,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:30:47,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:30:47,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_171ffffd-924e-4c84-95dd-eb7a660494d8/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:30:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-26 00:30:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-26 00:30:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-11-26 00:30:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-11-26 00:30:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:30:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:30:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-26 00:30:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-26 00:30:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-26 00:30:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-26 00:30:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-26 00:30:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-26 00:30:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure setup_dma_config [2022-11-26 00:30:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_dma_config [2022-11-26 00:30:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-26 00:30:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-26 00:30:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:30:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:30:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-26 00:30:47,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-26 00:30:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:30:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-26 00:30:47,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-26 00:30:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure ei_poll [2022-11-26 00:30:47,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_poll [2022-11-26 00:30:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-26 00:30:47,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-26 00:30:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-26 00:30:47,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-26 00:30:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:30:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-26 00:30:47,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-26 00:30:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure set_misc_reg [2022-11-26 00:30:47,607 INFO L138 BoogieDeclarations]: Found implementation of procedure set_misc_reg [2022-11-26 00:30:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-26 00:30:47,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-26 00:30:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-26 00:30:47,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-26 00:30:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-26 00:30:47,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-26 00:30:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_release [2022-11-26 00:30:47,610 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_release [2022-11-26 00:30:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-26 00:30:47,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-26 00:30:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_init [2022-11-26 00:30:47,611 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_init [2022-11-26 00:30:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_map_mem_page [2022-11-26 00:30:47,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_map_mem_page [2022-11-26 00:30:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-26 00:30:47,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-26 00:30:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:30:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-11-26 00:30:47,612 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-11-26 00:30:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:30:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-26 00:30:47,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-26 00:30:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-26 00:30:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-26 00:30:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:30:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-26 00:30:47,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-26 00:30:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-11-26 00:30:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-11-26 00:30:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-11-26 00:30:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-11-26 00:30:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:30:47,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:30:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:30:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:30:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_detach [2022-11-26 00:30:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_detach [2022-11-26 00:30:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-11-26 00:30:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-11-26 00:30:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-26 00:30:47,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-26 00:30:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-26 00:30:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-26 00:30:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-26 00:30:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-26 00:30:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-26 00:30:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-26 00:30:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2022-11-26 00:30:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2022-11-26 00:30:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_window [2022-11-26 00:30:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_request_window [2022-11-26 00:30:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:30:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-26 00:30:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-26 00:30:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:30:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-26 00:30:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-26 00:30:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-26 00:30:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-26 00:30:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2022-11-26 00:30:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_disable_device [2022-11-26 00:30:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:30:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-26 00:30:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-26 00:30:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_release_window [2022-11-26 00:30:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_release_window [2022-11-26 00:30:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-26 00:30:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-26 00:30:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-26 00:30:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-26 00:30:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-26 00:30:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-26 00:30:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2022-11-26 00:30:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2022-11-26 00:30:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-26 00:30:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-26 00:30:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-26 00:30:47,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-26 00:30:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_timeout [2022-11-26 00:30:47,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_timeout [2022-11-26 00:30:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_reset_8390 [2022-11-26 00:30:47,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_reset_8390 [2022-11-26 00:30:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2022-11-26 00:30:47,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2022-11-26 00:30:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_try_config [2022-11-26 00:30:47,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_try_config [2022-11-26 00:30:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-26 00:30:47,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-26 00:30:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:30:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-26 00:30:47,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-26 00:30:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:30:47,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:30:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-26 00:30:47,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-26 00:30:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-26 00:30:47,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-26 00:30:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-26 00:30:47,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-26 00:30:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure __readw [2022-11-26 00:30:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __readw [2022-11-26 00:30:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure __writew [2022-11-26 00:30:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __writew [2022-11-26 00:30:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-26 00:30:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-26 00:30:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure ei_set_multicast_list [2022-11-26 00:30:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_set_multicast_list [2022-11-26 00:30:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:30:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-11-26 00:30:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-11-26 00:30:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-26 00:30:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-26 00:30:48,456 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:30:48,460 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:30:48,815 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:31:23,006 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:31:24,071 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:31:24,071 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:31:24,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:31:24 BoogieIcfgContainer [2022-11-26 00:31:24,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:31:24,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:31:24,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:31:24,084 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:31:24,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:30:39" (1/3) ... [2022-11-26 00:31:24,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b377dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:31:24, skipping insertion in model container [2022-11-26 00:31:24,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:46" (2/3) ... [2022-11-26 00:31:24,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b377dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:31:24, skipping insertion in model container [2022-11-26 00:31:24,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:31:24" (3/3) ... [2022-11-26 00:31:24,089 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i [2022-11-26 00:31:24,116 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:31:24,117 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2022-11-26 00:31:24,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:31:24,236 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;@684e912e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:31:24,236 INFO L358 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2022-11-26 00:31:24,249 INFO L276 IsEmpty]: Start isEmpty. Operand has 785 states, 445 states have (on average 1.3213483146067415) internal successors, (588), 484 states have internal predecessors, (588), 251 states have call successors, (251), 67 states have call predecessors, (251), 66 states have return successors, (247), 245 states have call predecessors, (247), 247 states have call successors, (247) [2022-11-26 00:31:24,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-26 00:31:24,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:31:24,266 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:31:24,266 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:31:24,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:31:24,274 INFO L85 PathProgramCache]: Analyzing trace with hash 443766967, now seen corresponding path program 1 times [2022-11-26 00:31:24,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:31:24,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540952846] [2022-11-26 00:31:24,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:31:24,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:31:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:31:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:31:35,870 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:31:35,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540952846] [2022-11-26 00:31:35,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540952846] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:31:35,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:31:35,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:31:35,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363514495] [2022-11-26 00:31:35,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:31:35,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:31:35,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:31:35,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:31:35,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:31:35,937 INFO L87 Difference]: Start difference. First operand has 785 states, 445 states have (on average 1.3213483146067415) internal successors, (588), 484 states have internal predecessors, (588), 251 states have call successors, (251), 67 states have call predecessors, (251), 66 states have return successors, (247), 245 states have call predecessors, (247), 247 states have call successors, (247) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:31:38,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:31:42,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:31:42,440 INFO L93 Difference]: Finished difference Result 2238 states and 3195 transitions. [2022-11-26 00:31:42,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:31:42,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-26 00:31:42,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:31:42,474 INFO L225 Difference]: With dead ends: 2238 [2022-11-26 00:31:42,475 INFO L226 Difference]: Without dead ends: 1451 [2022-11-26 00:31:42,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:31:42,493 INFO L413 NwaCegarLoop]: 1133 mSDtfsCounter, 930 mSDsluCounter, 2032 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 932 SdHoareTripleChecker+Valid, 3165 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:31:42,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [932 Valid, 3165 Invalid, 450 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 448 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2022-11-26 00:31:42,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2022-11-26 00:31:42,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1290. [2022-11-26 00:31:42,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 741 states have (on average 1.272604588394062) internal successors, (943), 794 states have internal predecessors, (943), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:31:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1788 transitions. [2022-11-26 00:31:42,702 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1788 transitions. Word has length 47 [2022-11-26 00:31:42,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:31:42,703 INFO L495 AbstractCegarLoop]: Abstraction has 1290 states and 1788 transitions. [2022-11-26 00:31:42,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-26 00:31:42,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1788 transitions. [2022-11-26 00:31:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-26 00:31:42,707 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:31:42,707 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:31:42,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:31:42,708 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:31:42,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:31:42,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1611513341, now seen corresponding path program 1 times [2022-11-26 00:31:42,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:31:42,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775814029] [2022-11-26 00:31:42,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:31:42,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:31:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:31:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:31:51,475 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:31:51,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775814029] [2022-11-26 00:31:51,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775814029] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:31:51,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:31:51,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:31:51,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630767134] [2022-11-26 00:31:51,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:31:51,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:31:51,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:31:51,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:31:51,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:31:51,478 INFO L87 Difference]: Start difference. First operand 1290 states and 1788 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-26 00:31:54,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:31:56,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:31:56,578 INFO L93 Difference]: Finished difference Result 1290 states and 1788 transitions. [2022-11-26 00:31:56,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:31:56,579 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-26 00:31:56,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:31:56,594 INFO L225 Difference]: With dead ends: 1290 [2022-11-26 00:31:56,594 INFO L226 Difference]: Without dead ends: 1288 [2022-11-26 00:31:56,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:31:56,599 INFO L413 NwaCegarLoop]: 899 mSDtfsCounter, 1025 mSDsluCounter, 899 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 1798 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:31:56,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 1798 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-11-26 00:31:56,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2022-11-26 00:31:56,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1288. [2022-11-26 00:31:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1288 states, 740 states have (on average 1.2716216216216216) internal successors, (941), 792 states have internal predecessors, (941), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:31:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1288 states and 1786 transitions. [2022-11-26 00:31:56,694 INFO L78 Accepts]: Start accepts. Automaton has 1288 states and 1786 transitions. Word has length 52 [2022-11-26 00:31:56,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:31:56,698 INFO L495 AbstractCegarLoop]: Abstraction has 1288 states and 1786 transitions. [2022-11-26 00:31:56,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-26 00:31:56,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1786 transitions. [2022-11-26 00:31:56,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-26 00:31:56,713 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:31:56,713 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:31:56,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:31:56,714 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:31:56,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:31:56,720 INFO L85 PathProgramCache]: Analyzing trace with hash 2089565842, now seen corresponding path program 1 times [2022-11-26 00:31:56,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:31:56,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487500391] [2022-11-26 00:31:56,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:31:56,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:31:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:32:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:32:04,553 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:32:04,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487500391] [2022-11-26 00:32:04,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487500391] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:32:04,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:32:04,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:32:04,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751339187] [2022-11-26 00:32:04,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:32:04,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:32:04,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:32:04,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:32:04,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:32:04,556 INFO L87 Difference]: Start difference. First operand 1288 states and 1786 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:32:06,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:32:09,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:32:09,576 INFO L93 Difference]: Finished difference Result 1288 states and 1786 transitions. [2022-11-26 00:32:09,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:32:09,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-26 00:32:09,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:32:09,589 INFO L225 Difference]: With dead ends: 1288 [2022-11-26 00:32:09,590 INFO L226 Difference]: Without dead ends: 1286 [2022-11-26 00:32:09,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:32:09,595 INFO L413 NwaCegarLoop]: 897 mSDtfsCounter, 1022 mSDsluCounter, 897 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1024 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:32:09,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1024 Valid, 1794 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-11-26 00:32:09,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2022-11-26 00:32:09,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1286. [2022-11-26 00:32:09,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1286 states, 739 states have (on average 1.27063599458728) internal successors, (939), 790 states have internal predecessors, (939), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:32:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1784 transitions. [2022-11-26 00:32:09,726 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1784 transitions. Word has length 57 [2022-11-26 00:32:09,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:32:09,730 INFO L495 AbstractCegarLoop]: Abstraction has 1286 states and 1784 transitions. [2022-11-26 00:32:09,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-26 00:32:09,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1784 transitions. [2022-11-26 00:32:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-26 00:32:09,734 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:32:09,735 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:32:09,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:32:09,735 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:32:09,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:32:09,736 INFO L85 PathProgramCache]: Analyzing trace with hash -545097308, now seen corresponding path program 1 times [2022-11-26 00:32:09,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:32:09,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127850293] [2022-11-26 00:32:09,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:32:09,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:32:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:32:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:32:17,343 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:32:17,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127850293] [2022-11-26 00:32:17,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127850293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:32:17,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:32:17,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:32:17,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691372584] [2022-11-26 00:32:17,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:32:17,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:32:17,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:32:17,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:32:17,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:32:17,345 INFO L87 Difference]: Start difference. First operand 1286 states and 1784 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-26 00:32:19,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:32:22,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:32:22,520 INFO L93 Difference]: Finished difference Result 1286 states and 1784 transitions. [2022-11-26 00:32:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:32:22,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-26 00:32:22,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:32:22,529 INFO L225 Difference]: With dead ends: 1286 [2022-11-26 00:32:22,529 INFO L226 Difference]: Without dead ends: 1284 [2022-11-26 00:32:22,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:32:22,536 INFO L413 NwaCegarLoop]: 895 mSDtfsCounter, 1019 mSDsluCounter, 895 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1021 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:32:22,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1021 Valid, 1790 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-11-26 00:32:22,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1284 states. [2022-11-26 00:32:22,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1284 to 1284. [2022-11-26 00:32:22,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 738 states have (on average 1.2696476964769647) internal successors, (937), 788 states have internal predecessors, (937), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:32:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1782 transitions. [2022-11-26 00:32:22,621 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1782 transitions. Word has length 62 [2022-11-26 00:32:22,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:32:22,621 INFO L495 AbstractCegarLoop]: Abstraction has 1284 states and 1782 transitions. [2022-11-26 00:32:22,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-26 00:32:22,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1782 transitions. [2022-11-26 00:32:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-26 00:32:22,624 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:32:22,624 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:32:22,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:32:22,625 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:32:22,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:32:22,625 INFO L85 PathProgramCache]: Analyzing trace with hash -744558655, now seen corresponding path program 1 times [2022-11-26 00:32:22,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:32:22,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071758820] [2022-11-26 00:32:22,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:32:22,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:32:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:32:29,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:32:29,448 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:32:29,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071758820] [2022-11-26 00:32:29,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071758820] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:32:29,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:32:29,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:32:29,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104089009] [2022-11-26 00:32:29,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:32:29,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:32:29,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:32:29,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:32:29,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:32:29,450 INFO L87 Difference]: Start difference. First operand 1284 states and 1782 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-26 00:32:31,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:32:34,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:32:34,054 INFO L93 Difference]: Finished difference Result 1284 states and 1782 transitions. [2022-11-26 00:32:34,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:32:34,055 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 67 [2022-11-26 00:32:34,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:32:34,064 INFO L225 Difference]: With dead ends: 1284 [2022-11-26 00:32:34,064 INFO L226 Difference]: Without dead ends: 1282 [2022-11-26 00:32:34,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:32:34,066 INFO L413 NwaCegarLoop]: 893 mSDtfsCounter, 1016 mSDsluCounter, 893 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1018 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:32:34,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1018 Valid, 1786 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-26 00:32:34,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2022-11-26 00:32:34,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 1282. [2022-11-26 00:32:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 737 states have (on average 1.2686567164179106) internal successors, (935), 786 states have internal predecessors, (935), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:32:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1780 transitions. [2022-11-26 00:32:34,158 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1780 transitions. Word has length 67 [2022-11-26 00:32:34,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:32:34,159 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1780 transitions. [2022-11-26 00:32:34,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-26 00:32:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1780 transitions. [2022-11-26 00:32:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-26 00:32:34,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:32:34,161 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:32:34,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:32:34,162 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:32:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:32:34,162 INFO L85 PathProgramCache]: Analyzing trace with hash 339455561, now seen corresponding path program 1 times [2022-11-26 00:32:34,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:32:34,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675173544] [2022-11-26 00:32:34,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:32:34,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:32:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:32:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:32:40,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:32:40,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675173544] [2022-11-26 00:32:40,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675173544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:32:40,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:32:40,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:32:40,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925142062] [2022-11-26 00:32:40,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:32:40,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:32:40,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:32:40,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:32:40,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:32:40,858 INFO L87 Difference]: Start difference. First operand 1282 states and 1780 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-26 00:32:43,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:32:45,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:32:45,510 INFO L93 Difference]: Finished difference Result 1282 states and 1780 transitions. [2022-11-26 00:32:45,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:32:45,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 72 [2022-11-26 00:32:45,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:32:45,520 INFO L225 Difference]: With dead ends: 1282 [2022-11-26 00:32:45,520 INFO L226 Difference]: Without dead ends: 1280 [2022-11-26 00:32:45,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:32:45,523 INFO L413 NwaCegarLoop]: 891 mSDtfsCounter, 1013 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1015 SdHoareTripleChecker+Valid, 1782 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:32:45,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1015 Valid, 1782 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2022-11-26 00:32:45,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2022-11-26 00:32:45,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1280. [2022-11-26 00:32:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1280 states, 736 states have (on average 1.267663043478261) internal successors, (933), 784 states have internal predecessors, (933), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:32:45,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1280 states and 1778 transitions. [2022-11-26 00:32:45,640 INFO L78 Accepts]: Start accepts. Automaton has 1280 states and 1778 transitions. Word has length 72 [2022-11-26 00:32:45,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:32:45,643 INFO L495 AbstractCegarLoop]: Abstraction has 1280 states and 1778 transitions. [2022-11-26 00:32:45,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-26 00:32:45,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1778 transitions. [2022-11-26 00:32:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-26 00:32:45,647 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:32:45,647 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:32:45,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:32:45,648 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:32:45,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:32:45,648 INFO L85 PathProgramCache]: Analyzing trace with hash 806269195, now seen corresponding path program 1 times [2022-11-26 00:32:45,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:32:45,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576043462] [2022-11-26 00:32:45,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:32:45,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:32:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:32:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:32:52,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:32:52,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576043462] [2022-11-26 00:32:52,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576043462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:32:52,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:32:52,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:32:52,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124326699] [2022-11-26 00:32:52,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:32:52,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:32:52,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:32:52,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:32:52,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:32:52,092 INFO L87 Difference]: Start difference. First operand 1280 states and 1778 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-26 00:32:54,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:32:56,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:32:56,507 INFO L93 Difference]: Finished difference Result 1280 states and 1778 transitions. [2022-11-26 00:32:56,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:32:56,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 77 [2022-11-26 00:32:56,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:32:56,515 INFO L225 Difference]: With dead ends: 1280 [2022-11-26 00:32:56,515 INFO L226 Difference]: Without dead ends: 1278 [2022-11-26 00:32:56,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:32:56,518 INFO L413 NwaCegarLoop]: 889 mSDtfsCounter, 1010 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 1778 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:32:56,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1012 Valid, 1778 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-26 00:32:56,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2022-11-26 00:32:56,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 1278. [2022-11-26 00:32:56,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1278 states, 735 states have (on average 1.2666666666666666) internal successors, (931), 782 states have internal predecessors, (931), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:32:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1776 transitions. [2022-11-26 00:32:56,626 INFO L78 Accepts]: Start accepts. Automaton has 1278 states and 1776 transitions. Word has length 77 [2022-11-26 00:32:56,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:32:56,626 INFO L495 AbstractCegarLoop]: Abstraction has 1278 states and 1776 transitions. [2022-11-26 00:32:56,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-26 00:32:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1776 transitions. [2022-11-26 00:32:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-26 00:32:56,628 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:32:56,628 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:32:56,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-26 00:32:56,629 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:32:56,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:32:56,629 INFO L85 PathProgramCache]: Analyzing trace with hash -259493595, now seen corresponding path program 1 times [2022-11-26 00:32:56,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:32:56,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310763299] [2022-11-26 00:32:56,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:32:56,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:32:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:02,793 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:02,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310763299] [2022-11-26 00:33:02,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310763299] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:02,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:02,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:02,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423983007] [2022-11-26 00:33:02,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:02,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:02,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:02,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:02,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:02,796 INFO L87 Difference]: Start difference. First operand 1278 states and 1776 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:33:05,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:07,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:07,151 INFO L93 Difference]: Finished difference Result 1278 states and 1776 transitions. [2022-11-26 00:33:07,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:07,152 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 82 [2022-11-26 00:33:07,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:07,160 INFO L225 Difference]: With dead ends: 1278 [2022-11-26 00:33:07,161 INFO L226 Difference]: Without dead ends: 1276 [2022-11-26 00:33:07,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:07,163 INFO L413 NwaCegarLoop]: 887 mSDtfsCounter, 1011 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:07,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1013 Valid, 1770 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-26 00:33:07,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2022-11-26 00:33:07,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1276. [2022-11-26 00:33:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1276 states, 734 states have (on average 1.2656675749318802) internal successors, (929), 780 states have internal predecessors, (929), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:33:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1276 states and 1774 transitions. [2022-11-26 00:33:07,323 INFO L78 Accepts]: Start accepts. Automaton has 1276 states and 1774 transitions. Word has length 82 [2022-11-26 00:33:07,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:07,324 INFO L495 AbstractCegarLoop]: Abstraction has 1276 states and 1774 transitions. [2022-11-26 00:33:07,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:33:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1774 transitions. [2022-11-26 00:33:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-26 00:33:07,326 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:07,327 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:07,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-26 00:33:07,327 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:33:07,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:07,327 INFO L85 PathProgramCache]: Analyzing trace with hash -265092504, now seen corresponding path program 1 times [2022-11-26 00:33:07,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:07,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720249765] [2022-11-26 00:33:07,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:07,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:13,006 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:13,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:13,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720249765] [2022-11-26 00:33:13,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720249765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:13,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:13,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:13,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023856846] [2022-11-26 00:33:13,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:13,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:13,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:13,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:13,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:13,008 INFO L87 Difference]: Start difference. First operand 1276 states and 1774 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:33:15,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:17,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:17,620 INFO L93 Difference]: Finished difference Result 1276 states and 1774 transitions. [2022-11-26 00:33:17,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:17,621 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2022-11-26 00:33:17,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:17,626 INFO L225 Difference]: With dead ends: 1276 [2022-11-26 00:33:17,626 INFO L226 Difference]: Without dead ends: 1274 [2022-11-26 00:33:17,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:17,627 INFO L413 NwaCegarLoop]: 885 mSDtfsCounter, 1003 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:17,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1005 Valid, 1770 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2022-11-26 00:33:17,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1274 states. [2022-11-26 00:33:17,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1274 to 1274. [2022-11-26 00:33:17,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1274 states, 733 states have (on average 1.2646657571623465) internal successors, (927), 778 states have internal predecessors, (927), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:33:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 1772 transitions. [2022-11-26 00:33:17,755 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 1772 transitions. Word has length 84 [2022-11-26 00:33:17,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:17,755 INFO L495 AbstractCegarLoop]: Abstraction has 1274 states and 1772 transitions. [2022-11-26 00:33:17,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-26 00:33:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1772 transitions. [2022-11-26 00:33:17,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-26 00:33:17,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:17,759 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:17,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-26 00:33:17,759 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:33:17,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:17,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1400794603, now seen corresponding path program 1 times [2022-11-26 00:33:17,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:17,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581412255] [2022-11-26 00:33:17,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:17,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:23,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:23,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581412255] [2022-11-26 00:33:23,608 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581412255] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:23,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:23,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:23,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186394166] [2022-11-26 00:33:23,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:23,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:23,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:23,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:23,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:23,611 INFO L87 Difference]: Start difference. First operand 1274 states and 1772 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:33:26,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:27,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:27,906 INFO L93 Difference]: Finished difference Result 1274 states and 1772 transitions. [2022-11-26 00:33:27,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:27,907 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 89 [2022-11-26 00:33:27,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:27,912 INFO L225 Difference]: With dead ends: 1274 [2022-11-26 00:33:27,912 INFO L226 Difference]: Without dead ends: 1272 [2022-11-26 00:33:27,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:27,914 INFO L413 NwaCegarLoop]: 883 mSDtfsCounter, 1002 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 1766 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:27,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1004 Valid, 1766 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-11-26 00:33:27,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2022-11-26 00:33:28,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 1272. [2022-11-26 00:33:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1272 states, 732 states have (on average 1.2636612021857923) internal successors, (925), 776 states have internal predecessors, (925), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:33:28,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 1770 transitions. [2022-11-26 00:33:28,087 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 1770 transitions. Word has length 89 [2022-11-26 00:33:28,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:28,088 INFO L495 AbstractCegarLoop]: Abstraction has 1272 states and 1770 transitions. [2022-11-26 00:33:28,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-26 00:33:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1770 transitions. [2022-11-26 00:33:28,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-26 00:33:28,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:28,090 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:28,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-26 00:33:28,091 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:33:28,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:28,091 INFO L85 PathProgramCache]: Analyzing trace with hash 376826217, now seen corresponding path program 1 times [2022-11-26 00:33:28,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:28,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373098171] [2022-11-26 00:33:28,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:28,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:33,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:33,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373098171] [2022-11-26 00:33:33,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373098171] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:33,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:33,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:33,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946215219] [2022-11-26 00:33:33,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:33,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:33,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:33,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:33,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:33,975 INFO L87 Difference]: Start difference. First operand 1272 states and 1770 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 00:33:36,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:38,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:38,482 INFO L93 Difference]: Finished difference Result 1272 states and 1770 transitions. [2022-11-26 00:33:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:38,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2022-11-26 00:33:38,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:38,489 INFO L225 Difference]: With dead ends: 1272 [2022-11-26 00:33:38,489 INFO L226 Difference]: Without dead ends: 1270 [2022-11-26 00:33:38,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:38,491 INFO L413 NwaCegarLoop]: 881 mSDtfsCounter, 999 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 1762 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:38,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 1762 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-26 00:33:38,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2022-11-26 00:33:38,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1270. [2022-11-26 00:33:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 731 states have (on average 1.2626538987688098) internal successors, (923), 774 states have internal predecessors, (923), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:33:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1768 transitions. [2022-11-26 00:33:38,626 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1768 transitions. Word has length 94 [2022-11-26 00:33:38,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:38,626 INFO L495 AbstractCegarLoop]: Abstraction has 1270 states and 1768 transitions. [2022-11-26 00:33:38,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 00:33:38,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1768 transitions. [2022-11-26 00:33:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-26 00:33:38,628 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:38,629 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:38,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-26 00:33:38,629 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:33:38,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:38,630 INFO L85 PathProgramCache]: Analyzing trace with hash -105967307, now seen corresponding path program 1 times [2022-11-26 00:33:38,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:38,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446384801] [2022-11-26 00:33:38,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:38,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:44,548 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:44,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446384801] [2022-11-26 00:33:44,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446384801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:44,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:44,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:44,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90947850] [2022-11-26 00:33:44,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:44,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:44,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:44,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:44,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:44,552 INFO L87 Difference]: Start difference. First operand 1270 states and 1768 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:33:47,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:48,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:48,936 INFO L93 Difference]: Finished difference Result 1270 states and 1768 transitions. [2022-11-26 00:33:48,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:48,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 99 [2022-11-26 00:33:48,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:48,949 INFO L225 Difference]: With dead ends: 1270 [2022-11-26 00:33:48,949 INFO L226 Difference]: Without dead ends: 1268 [2022-11-26 00:33:48,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:48,951 INFO L413 NwaCegarLoop]: 879 mSDtfsCounter, 996 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:48,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [998 Valid, 1758 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-26 00:33:48,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2022-11-26 00:33:49,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1268. [2022-11-26 00:33:49,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1268 states, 730 states have (on average 1.2616438356164383) internal successors, (921), 772 states have internal predecessors, (921), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:33:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 1766 transitions. [2022-11-26 00:33:49,086 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 1766 transitions. Word has length 99 [2022-11-26 00:33:49,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:49,087 INFO L495 AbstractCegarLoop]: Abstraction has 1268 states and 1766 transitions. [2022-11-26 00:33:49,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:33:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1766 transitions. [2022-11-26 00:33:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-26 00:33:49,089 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:49,090 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:49,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-26 00:33:49,090 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:33:49,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:49,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1086015125, now seen corresponding path program 1 times [2022-11-26 00:33:49,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:49,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218597277] [2022-11-26 00:33:49,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:49,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:54,996 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:33:54,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:54,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218597277] [2022-11-26 00:33:54,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218597277] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:54,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:54,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:33:54,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469932723] [2022-11-26 00:33:54,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:55,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:33:55,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:55,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:33:55,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:33:55,002 INFO L87 Difference]: Start difference. First operand 1268 states and 1766 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:33:57,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:59,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:59,615 INFO L93 Difference]: Finished difference Result 1268 states and 1766 transitions. [2022-11-26 00:33:59,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:33:59,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 104 [2022-11-26 00:33:59,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:59,627 INFO L225 Difference]: With dead ends: 1268 [2022-11-26 00:33:59,627 INFO L226 Difference]: Without dead ends: 1266 [2022-11-26 00:33:59,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:33:59,629 INFO L413 NwaCegarLoop]: 877 mSDtfsCounter, 993 mSDsluCounter, 877 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 1754 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:59,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [995 Valid, 1754 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-26 00:33:59,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1266 states. [2022-11-26 00:33:59,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1266 to 1266. [2022-11-26 00:33:59,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 729 states have (on average 1.260631001371742) internal successors, (919), 770 states have internal predecessors, (919), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:33:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1764 transitions. [2022-11-26 00:33:59,796 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1764 transitions. Word has length 104 [2022-11-26 00:33:59,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:59,796 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1764 transitions. [2022-11-26 00:33:59,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:33:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1764 transitions. [2022-11-26 00:33:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-26 00:33:59,800 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:59,800 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:59,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-26 00:33:59,801 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:33:59,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:59,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1303747202, now seen corresponding path program 1 times [2022-11-26 00:33:59,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:59,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410666889] [2022-11-26 00:33:59,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:59,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:05,354 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:05,354 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:05,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410666889] [2022-11-26 00:34:05,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410666889] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:05,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:05,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:05,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698709922] [2022-11-26 00:34:05,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:05,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:05,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:05,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:05,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:05,356 INFO L87 Difference]: Start difference. First operand 1266 states and 1764 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 00:34:07,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:34:09,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:09,699 INFO L93 Difference]: Finished difference Result 1266 states and 1764 transitions. [2022-11-26 00:34:09,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:09,700 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 109 [2022-11-26 00:34:09,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:09,707 INFO L225 Difference]: With dead ends: 1266 [2022-11-26 00:34:09,707 INFO L226 Difference]: Without dead ends: 1264 [2022-11-26 00:34:09,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:09,709 INFO L413 NwaCegarLoop]: 875 mSDtfsCounter, 990 mSDsluCounter, 875 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:09,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [992 Valid, 1750 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-26 00:34:09,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2022-11-26 00:34:09,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1264. [2022-11-26 00:34:09,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 728 states have (on average 1.2596153846153846) internal successors, (917), 768 states have internal predecessors, (917), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:34:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1762 transitions. [2022-11-26 00:34:09,875 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1762 transitions. Word has length 109 [2022-11-26 00:34:09,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:09,876 INFO L495 AbstractCegarLoop]: Abstraction has 1264 states and 1762 transitions. [2022-11-26 00:34:09,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 00:34:09,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1762 transitions. [2022-11-26 00:34:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-26 00:34:09,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:09,879 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:09,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-26 00:34:09,880 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:34:09,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:09,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1347468961, now seen corresponding path program 1 times [2022-11-26 00:34:09,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:09,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309860850] [2022-11-26 00:34:09,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:09,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:16,197 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:16,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309860850] [2022-11-26 00:34:16,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309860850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:16,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:16,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:16,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949428060] [2022-11-26 00:34:16,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:16,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:16,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:16,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:16,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:16,200 INFO L87 Difference]: Start difference. First operand 1264 states and 1762 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-26 00:34:18,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:34:20,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:20,531 INFO L93 Difference]: Finished difference Result 1264 states and 1762 transitions. [2022-11-26 00:34:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:20,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 114 [2022-11-26 00:34:20,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:20,539 INFO L225 Difference]: With dead ends: 1264 [2022-11-26 00:34:20,539 INFO L226 Difference]: Without dead ends: 1262 [2022-11-26 00:34:20,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:20,540 INFO L413 NwaCegarLoop]: 873 mSDtfsCounter, 987 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 1746 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:20,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [989 Valid, 1746 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-11-26 00:34:20,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2022-11-26 00:34:20,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1262. [2022-11-26 00:34:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1262 states, 727 states have (on average 1.2585969738651994) internal successors, (915), 766 states have internal predecessors, (915), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:34:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 1760 transitions. [2022-11-26 00:34:20,724 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 1760 transitions. Word has length 114 [2022-11-26 00:34:20,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:20,725 INFO L495 AbstractCegarLoop]: Abstraction has 1262 states and 1760 transitions. [2022-11-26 00:34:20,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-26 00:34:20,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1760 transitions. [2022-11-26 00:34:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-26 00:34:20,728 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:20,728 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:20,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-26 00:34:20,728 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:34:20,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:20,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1247698640, now seen corresponding path program 1 times [2022-11-26 00:34:20,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:20,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534512521] [2022-11-26 00:34:20,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:20,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:31,633 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:31,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534512521] [2022-11-26 00:34:31,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534512521] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:31,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:31,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:31,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653851311] [2022-11-26 00:34:31,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:31,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:31,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:31,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:31,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:31,635 INFO L87 Difference]: Start difference. First operand 1262 states and 1760 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-26 00:34:34,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:34:35,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:35,808 INFO L93 Difference]: Finished difference Result 1262 states and 1760 transitions. [2022-11-26 00:34:35,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:35,809 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 119 [2022-11-26 00:34:35,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:35,816 INFO L225 Difference]: With dead ends: 1262 [2022-11-26 00:34:35,816 INFO L226 Difference]: Without dead ends: 1260 [2022-11-26 00:34:35,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:35,818 INFO L413 NwaCegarLoop]: 871 mSDtfsCounter, 984 mSDsluCounter, 871 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 986 SdHoareTripleChecker+Valid, 1742 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:35,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [986 Valid, 1742 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-26 00:34:35,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260 states. [2022-11-26 00:34:35,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1260 to 1260. [2022-11-26 00:34:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1260 states, 726 states have (on average 1.2575757575757576) internal successors, (913), 764 states have internal predecessors, (913), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:34:35,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1260 states and 1758 transitions. [2022-11-26 00:34:35,985 INFO L78 Accepts]: Start accepts. Automaton has 1260 states and 1758 transitions. Word has length 119 [2022-11-26 00:34:35,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:35,986 INFO L495 AbstractCegarLoop]: Abstraction has 1260 states and 1758 transitions. [2022-11-26 00:34:35,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-26 00:34:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1758 transitions. [2022-11-26 00:34:35,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-26 00:34:35,989 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:35,989 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:35,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-26 00:34:35,990 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:34:35,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:35,990 INFO L85 PathProgramCache]: Analyzing trace with hash -883452183, now seen corresponding path program 1 times [2022-11-26 00:34:35,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:35,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265008672] [2022-11-26 00:34:35,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:35,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:34:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:34:41,607 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:41,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265008672] [2022-11-26 00:34:41,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265008672] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:41,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:41,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:34:41,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710562590] [2022-11-26 00:34:41,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:41,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:34:41,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:41,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:34:41,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:34:41,609 INFO L87 Difference]: Start difference. First operand 1260 states and 1758 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-26 00:34:43,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:34:45,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:45,856 INFO L93 Difference]: Finished difference Result 1260 states and 1758 transitions. [2022-11-26 00:34:45,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:34:45,857 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 124 [2022-11-26 00:34:45,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:45,862 INFO L225 Difference]: With dead ends: 1260 [2022-11-26 00:34:45,862 INFO L226 Difference]: Without dead ends: 1258 [2022-11-26 00:34:45,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:34:45,864 INFO L413 NwaCegarLoop]: 869 mSDtfsCounter, 981 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 1738 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:45,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [983 Valid, 1738 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-11-26 00:34:45,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2022-11-26 00:34:46,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1258. [2022-11-26 00:34:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 725 states have (on average 1.256551724137931) internal successors, (911), 762 states have internal predecessors, (911), 421 states have call successors, (421), 108 states have call predecessors, (421), 106 states have return successors, (424), 410 states have call predecessors, (424), 419 states have call successors, (424) [2022-11-26 00:34:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1756 transitions. [2022-11-26 00:34:46,062 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1756 transitions. Word has length 124 [2022-11-26 00:34:46,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:34:46,063 INFO L495 AbstractCegarLoop]: Abstraction has 1258 states and 1756 transitions. [2022-11-26 00:34:46,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-26 00:34:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1756 transitions. [2022-11-26 00:34:46,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-26 00:34:46,066 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:34:46,066 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:34:46,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-26 00:34:46,066 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-11-26 00:34:46,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:34:46,067 INFO L85 PathProgramCache]: Analyzing trace with hash 500839861, now seen corresponding path program 1 times [2022-11-26 00:34:46,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:34:46,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228954759] [2022-11-26 00:34:46,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:34:46,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms