./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--amd--amd8111e.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_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/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_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/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_ceb7458e-b893-4d3c-b946-2f2b557d1706/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 a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 --- 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 00:21:27,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:21:27,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:21:27,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:21:27,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:21:27,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:21:27,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:21:27,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:21:27,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:21:27,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:21:27,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:21:27,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:21:27,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:21:27,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:21:27,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:21:27,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:21:27,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:21:27,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:21:27,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:21:27,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:21:27,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:21:27,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:21:27,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:21:27,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:21:27,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:21:27,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:21:27,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:21:27,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:21:27,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:21:27,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:21:27,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:21:27,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:21:27,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:21:27,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:21:27,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:21:27,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:21:27,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:21:27,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:21:27,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:21:27,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:21:27,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:21:27,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:21:27,779 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:21:27,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:21:27,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:21:27,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:21:27,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:21:27,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:21:27,781 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:21:27,782 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:21:27,782 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:21:27,782 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:21:27,783 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:21:27,783 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:21:27,783 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:21:27,784 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:21:27,784 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:21:27,784 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:21:27,784 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:21:27,785 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:21:27,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:21:27,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:21:27,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:21:27,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:21:27,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:21:27,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:21:27,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:21:27,788 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:21:27,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:21:27,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:21:27,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:21:27,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:21:27,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:21:27,790 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:21:27,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:21:27,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:21:27,790 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:21:27,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:21:27,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:21:27,791 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:21:27,792 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 [2022-11-26 00:21:28,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:21:28,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:21:28,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:21:28,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:21:28,160 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:21:28,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-26 00:21:31,372 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:21:32,200 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:21:32,201 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-26 00:21:32,275 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/data/ddbb2fcb3/7e251e71a921441f995abc2b079070de/FLAGa46b3bc14 [2022-11-26 00:21:32,292 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/data/ddbb2fcb3/7e251e71a921441f995abc2b079070de [2022-11-26 00:21:32,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:21:32,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:21:32,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:21:32,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:21:32,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:21:32,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:21:32" (1/1) ... [2022-11-26 00:21:32,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1990a51c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:32, skipping insertion in model container [2022-11-26 00:21:32,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:21:32" (1/1) ... [2022-11-26 00:21:32,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:21:32,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:21:34,014 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:21:34,027 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-26 00:21:34,040 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:21:34,053 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-26 00:21:34,066 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:21:34,280 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:21:34,286 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:21:34,287 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-26 00:21:34,297 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-26 00:21:34,328 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-26 00:21:34,336 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:21:34,338 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-26 00:21:34,388 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:21:34,533 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-11-26 00:21:34,540 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:21:34,541 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:21:34,583 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-26 00:21:34,682 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-26 00:21:34,736 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-26 00:21:34,794 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:21:34,805 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:21:34,837 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:21:34,839 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:21:34,857 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:21:34,885 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:34,959 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:21:34,960 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-26 00:21:34,961 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-26 00:21:34,965 WARN L623 FunctionHandler]: Unknown extern function __napi_complete [2022-11-26 00:21:34,974 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:34,985 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:21:34,985 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:34,986 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:21:34,997 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:21:35,070 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-26 00:21:35,078 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:21:35,088 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:21:35,089 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:21:35,089 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-26 00:21:35,096 WARN L623 FunctionHandler]: Unknown extern function napi_disable [2022-11-26 00:21:35,097 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:21:35,118 WARN L623 FunctionHandler]: Unknown extern function napi_disable [2022-11-26 00:21:35,119 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:21:35,120 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:35,174 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-26 00:21:35,186 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:21:35,187 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:21:35,189 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:21:35,210 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-26 00:21:35,217 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-26 00:21:35,223 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-26 00:21:35,232 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-26 00:21:35,303 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:21:35,311 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-26 00:21:35,313 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-26 00:21:35,314 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-26 00:21:35,321 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-26 00:21:35,323 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-26 00:21:35,325 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-26 00:21:35,348 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:21:35,349 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,349 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,350 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-26 00:21:35,350 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,351 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-26 00:21:35,353 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,354 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,357 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:21:35,357 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap [2022-11-26 00:21:35,359 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,362 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-26 00:21:35,363 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:35,364 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:21:35,365 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:35,366 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:35,368 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:35,369 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:35,369 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:21:35,370 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:21:35,376 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:21:35,377 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:21:35,704 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-26 00:21:35,725 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:35,726 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:35,727 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-26 00:21:35,728 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:21:35,729 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:21:35,730 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:35,731 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-26 00:21:35,731 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-26 00:21:35,732 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-26 00:21:35,733 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-26 00:21:35,733 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:21:35,734 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:21:35,735 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:21:35,735 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:21:35,736 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-26 00:21:35,736 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-26 00:21:35,737 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:21:36,361 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:21:36,683 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:21:37,564 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-26 00:21:37,570 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-26 00:21:37,570 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-26 00:21:37,571 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-26 00:21:37,572 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-26 00:21:37,573 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-26 00:21:37,574 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-26 00:21:37,575 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-26 00:21:37,575 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-26 00:21:37,576 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-26 00:21:37,576 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-26 00:21:37,577 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-26 00:21:37,586 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-26 00:21:37,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-26 00:21:37,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-26 00:21:37,589 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-26 00:21:37,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-26 00:21:37,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-26 00:21:37,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-26 00:21:37,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-26 00:21:37,592 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-26 00:21:37,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-26 00:21:37,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-26 00:21:37,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-26 00:21:37,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-26 00:21:37,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-26 00:21:37,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-26 00:21:37,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-26 00:21:37,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-26 00:21:37,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-26 00:21:37,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-26 00:21:37,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-26 00:21:37,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-26 00:21:37,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-26 00:21:37,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-26 00:21:37,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-26 00:21:37,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-26 00:21:37,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-26 00:21:37,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-26 00:21:37,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-26 00:21:37,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-26 00:21:37,610 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-26 00:21:37,611 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-26 00:21:37,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-26 00:21:37,614 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-26 00:21:37,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-26 00:21:37,620 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-26 00:21:37,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-26 00:21:37,622 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-26 00:21:37,623 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-26 00:21:37,624 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-26 00:21:37,626 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-26 00:21:37,627 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-26 00:21:37,627 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-26 00:21:37,634 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-26 00:21:37,635 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-26 00:21:37,635 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-26 00:21:37,636 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-26 00:21:37,636 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-26 00:21:37,637 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-26 00:21:37,638 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-26 00:21:37,639 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-26 00:21:37,640 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-26 00:21:37,641 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-26 00:21:37,642 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-26 00:21:37,643 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-26 00:21:37,643 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-26 00:21:37,644 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-26 00:21:37,644 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-26 00:21:37,645 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-26 00:21:37,645 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-26 00:21:37,646 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-26 00:21:37,647 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-26 00:21:37,648 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-26 00:21:37,648 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-26 00:21:37,649 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-26 00:21:37,649 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-26 00:21:37,650 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-26 00:21:37,650 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-26 00:21:37,651 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-26 00:21:37,651 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-26 00:21:37,652 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-26 00:21:37,652 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-26 00:21:37,653 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-26 00:21:37,653 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_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-26 00:21:37,654 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-26 00:21:37,654 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-26 00:21:37,655 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-26 00:21:37,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:21:37,743 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:21:37,933 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:21:37,934 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-26 00:21:37,935 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:21:37,936 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-26 00:21:37,937 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:21:37,945 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:21:37,947 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:21:37,948 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-26 00:21:37,950 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-26 00:21:37,956 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-26 00:21:37,957 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:21:37,957 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-26 00:21:37,960 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:21:37,963 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-11-26 00:21:37,964 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:21:37,964 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:21:37,966 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-26 00:21:37,967 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-26 00:21:37,969 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-26 00:21:37,973 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:21:37,975 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:21:37,981 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:21:37,983 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:21:37,988 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:21:37,998 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:38,014 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:21:38,015 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-26 00:21:38,015 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-26 00:21:38,019 WARN L623 FunctionHandler]: Unknown extern function __napi_complete [2022-11-26 00:21:38,021 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:38,025 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:21:38,025 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:38,026 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:21:38,027 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:21:38,044 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-26 00:21:38,045 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-26 00:21:38,047 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:21:38,048 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-26 00:21:38,048 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-26 00:21:38,049 WARN L623 FunctionHandler]: Unknown extern function napi_disable [2022-11-26 00:21:38,049 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:21:38,051 WARN L623 FunctionHandler]: Unknown extern function napi_disable [2022-11-26 00:21:38,052 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:21:38,052 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-26 00:21:38,064 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-26 00:21:38,067 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:21:38,069 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:21:38,070 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:21:38,071 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-26 00:21:38,072 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-26 00:21:38,072 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-26 00:21:38,073 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-26 00:21:38,080 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-26 00:21:38,084 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-26 00:21:38,086 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-26 00:21:38,086 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-26 00:21:38,087 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-26 00:21:38,087 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-26 00:21:38,088 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-26 00:21:38,095 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:21:38,096 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,097 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,097 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-26 00:21:38,098 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,098 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-26 00:21:38,100 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,101 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,104 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:21:38,107 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap [2022-11-26 00:21:38,108 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,109 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-26 00:21:38,130 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:21:38,130 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:21:38,131 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:38,133 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:38,134 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:38,134 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:21:38,135 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:21:38,135 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:21:38,136 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:21:38,136 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:21:38,147 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-26 00:21:38,180 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:38,181 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:38,182 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-26 00:21:38,182 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:21:38,183 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:21:38,184 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:38,184 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-26 00:21:38,185 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-26 00:21:38,185 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-26 00:21:38,189 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-26 00:21:38,190 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:21:38,190 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:21:38,191 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:21:38,191 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:21:38,192 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-26 00:21:38,192 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-26 00:21:38,193 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:21:38,246 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:21:38,260 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:21:38,293 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-26 00:21:38,294 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-26 00:21:38,295 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-26 00:21:38,295 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-26 00:21:38,301 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-26 00:21:38,302 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-26 00:21:38,304 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-26 00:21:38,305 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-26 00:21:38,306 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-26 00:21:38,306 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-26 00:21:38,307 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-26 00:21:38,307 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-26 00:21:38,308 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-26 00:21:38,308 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-26 00:21:38,309 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-26 00:21:38,309 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-26 00:21:38,310 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-26 00:21:38,310 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-26 00:21:38,311 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-26 00:21:38,311 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-26 00:21:38,312 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-26 00:21:38,312 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-26 00:21:38,313 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-26 00:21:38,313 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-26 00:21:38,314 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-26 00:21:38,314 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-26 00:21:38,316 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-26 00:21:38,316 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-26 00:21:38,317 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-26 00:21:38,318 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-26 00:21:38,318 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-26 00:21:38,319 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-26 00:21:38,319 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-26 00:21:38,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-26 00:21:38,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-26 00:21:38,325 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-26 00:21:38,326 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-26 00:21:38,326 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-26 00:21:38,327 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-26 00:21:38,327 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-26 00:21:38,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-26 00:21:38,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-26 00:21:38,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-26 00:21:38,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-26 00:21:38,331 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-26 00:21:38,331 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-26 00:21:38,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-26 00:21:38,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-26 00:21:38,333 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-26 00:21:38,333 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-26 00:21:38,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-26 00:21:38,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-26 00:21:38,335 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-26 00:21:38,336 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-26 00:21:38,336 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-26 00:21:38,337 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-26 00:21:38,337 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-26 00:21:38,339 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-26 00:21:38,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-26 00:21:38,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-26 00:21:38,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-26 00:21:38,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-26 00:21:38,342 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-26 00:21:38,343 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-26 00:21:38,343 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-26 00:21:38,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-26 00:21:38,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-26 00:21:38,345 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-26 00:21:38,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-26 00:21:38,352 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-26 00:21:38,352 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-26 00:21:38,353 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-26 00:21:38,354 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-26 00:21:38,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-26 00:21:38,356 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-26 00:21:38,357 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-26 00:21:38,357 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-26 00:21:38,358 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-26 00:21:38,360 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-26 00:21:38,361 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-26 00:21:38,361 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-26 00:21:38,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-26 00:21:38,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-26 00:21:38,368 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-26 00:21:38,369 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-26 00:21:38,369 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-26 00:21:38,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-26 00:21:38,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-26 00:21:38,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:21:38,725 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:21:38,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38 WrapperNode [2022-11-26 00:21:38,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:21:38,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:21:38,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:21:38,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:21:38,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:38,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,104 INFO L138 Inliner]: procedures = 672, calls = 2068, calls flagged for inlining = 313, calls inlined = 225, statements flattened = 4777 [2022-11-26 00:21:39,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:21:39,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:21:39,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:21:39,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:21:39,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,356 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:21:39,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:21:39,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:21:39,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:21:39,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (1/1) ... [2022-11-26 00:21:39,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:21:39,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:21:39,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:21:39,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:21:39,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-26 00:21:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-26 00:21:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-26 00:21:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-26 00:21:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2022-11-26 00:21:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2022-11-26 00:21:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-26 00:21:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-26 00:21:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-26 00:21:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-26 00:21:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:21:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:21:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-26 00:21:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-26 00:21:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-26 00:21:39,526 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-26 00:21:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-26 00:21:39,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-26 00:21:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-26 00:21:39,526 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-26 00:21:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-26 00:21:39,527 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-26 00:21:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-26 00:21:39,527 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-26 00:21:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-26 00:21:39,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-26 00:21:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-26 00:21:39,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-26 00:21:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-26 00:21:39,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-26 00:21:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-26 00:21:39,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-26 00:21:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-26 00:21:39,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-26 00:21:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-26 00:21:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-26 00:21:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-26 00:21:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-26 00:21:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:21:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:21:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-26 00:21:39,531 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-26 00:21:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-26 00:21:39,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-26 00:21:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-26 00:21:39,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-26 00:21:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:21:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-26 00:21:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-26 00:21:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2022-11-26 00:21:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2022-11-26 00:21:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-26 00:21:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-26 00:21:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-26 00:21:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-26 00:21:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2022-11-26 00:21:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2022-11-26 00:21:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-26 00:21:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2022-11-26 00:21:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2022-11-26 00:21:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-26 00:21:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-26 00:21:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2022-11-26 00:21:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2022-11-26 00:21:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 00:21:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-26 00:21:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-26 00:21:39,535 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2022-11-26 00:21:39,535 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2022-11-26 00:21:39,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-26 00:21:39,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-26 00:21:39,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-26 00:21:39,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-26 00:21:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:21:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-26 00:21:39,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-26 00:21:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-26 00:21:39,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-26 00:21:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-26 00:21:39,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-26 00:21:39,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-26 00:21:39,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-26 00:21:39,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-26 00:21:39,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-26 00:21:39,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-26 00:21:39,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-26 00:21:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-26 00:21:39,538 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-26 00:21:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-26 00:21:39,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-26 00:21:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_129 [2022-11-26 00:21:39,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_129 [2022-11-26 00:21:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-26 00:21:39,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-26 00:21:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2022-11-26 00:21:39,539 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2022-11-26 00:21:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-26 00:21:39,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-26 00:21:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:21:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2022-11-26 00:21:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2022-11-26 00:21:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-26 00:21:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-26 00:21:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:21:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-26 00:21:39,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-26 00:21:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-26 00:21:39,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-26 00:21:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:21:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:21:39,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:21:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-26 00:21:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-26 00:21:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2022-11-26 00:21:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2022-11-26 00:21:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-26 00:21:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-26 00:21:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-26 00:21:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-26 00:21:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2022-11-26 00:21:39,544 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2022-11-26 00:21:39,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-26 00:21:39,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-26 00:21:39,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-26 00:21:39,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-26 00:21:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-26 00:21:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-26 00:21:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-26 00:21:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-26 00:21:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-26 00:21:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-26 00:21:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-26 00:21:39,546 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-26 00:21:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:21:39,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:21:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2022-11-26 00:21:39,547 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2022-11-26 00:21:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-26 00:21:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 00:21:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:21:39,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:21:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-26 00:21:39,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-26 00:21:39,548 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-26 00:21:39,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-26 00:21:39,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2022-11-26 00:21:39,548 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2022-11-26 00:21:39,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2022-11-26 00:21:39,548 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2022-11-26 00:21:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-26 00:21:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-26 00:21:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2022-11-26 00:21:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2022-11-26 00:21:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-26 00:21:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-26 00:21:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2022-11-26 00:21:39,550 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2022-11-26 00:21:39,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-26 00:21:39,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-26 00:21:39,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_122 [2022-11-26 00:21:39,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_122 [2022-11-26 00:21:39,550 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-26 00:21:39,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-26 00:21:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-26 00:21:39,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-26 00:21:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-26 00:21:39,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-26 00:21:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-26 00:21:39,551 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-26 00:21:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-26 00:21:39,552 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-26 00:21:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:21:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-26 00:21:39,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-26 00:21:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-26 00:21:39,552 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-26 00:21:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-26 00:21:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-26 00:21:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:21:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-26 00:21:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-26 00:21:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2022-11-26 00:21:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2022-11-26 00:21:39,554 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-26 00:21:39,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-26 00:21:39,554 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2022-11-26 00:21:39,554 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2022-11-26 00:21:39,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:21:39,554 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2022-11-26 00:21:39,554 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2022-11-26 00:21:39,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-26 00:21:39,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-26 00:21:39,555 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-26 00:21:39,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-26 00:21:39,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-26 00:21:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-26 00:21:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-26 00:21:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-26 00:21:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2022-11-26 00:21:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2022-11-26 00:21:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-26 00:21:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-26 00:21:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-26 00:21:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-26 00:21:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-26 00:21:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-26 00:21:39,629 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-26 00:21:39,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-26 00:21:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-26 00:21:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:21:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2022-11-26 00:21:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-26 00:21:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2022-11-26 00:21:39,630 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2022-11-26 00:21:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-26 00:21:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-26 00:21:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-26 00:21:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-26 00:21:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-26 00:21:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-26 00:21:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2022-11-26 00:21:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2022-11-26 00:21:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_127 [2022-11-26 00:21:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_127 [2022-11-26 00:21:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-26 00:21:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-26 00:21:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:21:40,649 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:21:40,657 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:21:41,399 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:21:44,739 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:21:45,796 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:21:45,796 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-26 00:21:45,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:21:45 BoogieIcfgContainer [2022-11-26 00:21:45,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:21:45,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:21:45,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:21:45,806 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:21:45,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:21:32" (1/3) ... [2022-11-26 00:21:45,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ead6c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:21:45, skipping insertion in model container [2022-11-26 00:21:45,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:38" (2/3) ... [2022-11-26 00:21:45,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ead6c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:21:45, skipping insertion in model container [2022-11-26 00:21:45,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:21:45" (3/3) ... [2022-11-26 00:21:45,809 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-26 00:21:45,828 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:21:45,829 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2022-11-26 00:21:45,913 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:21:45,919 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;@46e59691, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:21:45,919 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-11-26 00:21:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand has 1431 states, 780 states have (on average 1.2897435897435898) internal successors, (1006), 843 states have internal predecessors, (1006), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) [2022-11-26 00:21:45,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-26 00:21:45,938 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:21:45,939 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 00:21:45,939 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:21:45,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:21:45,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1024219993, now seen corresponding path program 1 times [2022-11-26 00:21:45,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:21:45,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978138060] [2022-11-26 00:21:45,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:21:45,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:21:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:21:46,876 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 00:21:46,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:21:46,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978138060] [2022-11-26 00:21:46,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978138060] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:21:46,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:21:46,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:21:46,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622024339] [2022-11-26 00:21:46,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:21:46,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:21:46,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:21:46,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:21:46,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:21:46,926 INFO L87 Difference]: Start difference. First operand has 1431 states, 780 states have (on average 1.2897435897435898) internal successors, (1006), 843 states have internal predecessors, (1006), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) 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 00:21:49,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:21:49,374 INFO L93 Difference]: Finished difference Result 2836 states and 4119 transitions. [2022-11-26 00:21:49,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:21:49,377 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 00:21:49,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:21:49,415 INFO L225 Difference]: With dead ends: 2836 [2022-11-26 00:21:49,415 INFO L226 Difference]: Without dead ends: 1416 [2022-11-26 00:21:49,432 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 00:21:49,438 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1974 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1976 SdHoareTripleChecker+Valid, 3514 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:21:49,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1976 Valid, 3514 Invalid, 472 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-26 00:21:49,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2022-11-26 00:21:49,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 1416. [2022-11-26 00:21:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1416 states, 772 states have (on average 1.25) internal successors, (965), 832 states have internal predecessors, (965), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-26 00:21:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1979 transitions. [2022-11-26 00:21:49,677 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1979 transitions. Word has length 47 [2022-11-26 00:21:49,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:21:49,679 INFO L495 AbstractCegarLoop]: Abstraction has 1416 states and 1979 transitions. [2022-11-26 00:21:49,679 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 00:21:49,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1979 transitions. [2022-11-26 00:21:49,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-26 00:21:49,682 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:21:49,683 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 00:21:49,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:21:49,683 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:21:49,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:21:49,684 INFO L85 PathProgramCache]: Analyzing trace with hash 408805170, now seen corresponding path program 1 times [2022-11-26 00:21:49,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:21:49,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447655369] [2022-11-26 00:21:49,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:21:49,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:21:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:21:50,267 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 00:21:50,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:21:50,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447655369] [2022-11-26 00:21:50,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447655369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:21:50,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:21:50,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:21:50,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082707187] [2022-11-26 00:21:50,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:21:50,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:21:50,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:21:50,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:21:50,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:21:50,274 INFO L87 Difference]: Start difference. First operand 1416 states and 1979 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 00:21:52,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:21:52,316 INFO L93 Difference]: Finished difference Result 1416 states and 1979 transitions. [2022-11-26 00:21:52,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:21:52,317 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 00:21:52,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:21:52,335 INFO L225 Difference]: With dead ends: 1416 [2022-11-26 00:21:52,336 INFO L226 Difference]: Without dead ends: 1414 [2022-11-26 00:21:52,337 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 00:21:52,341 INFO L413 NwaCegarLoop]: 1741 mSDtfsCounter, 1956 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1958 SdHoareTripleChecker+Valid, 3482 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:21:52,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1958 Valid, 3482 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-26 00:21:52,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2022-11-26 00:21:52,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1414. [2022-11-26 00:21:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1414 states, 771 states have (on average 1.2490272373540856) internal successors, (963), 830 states have internal predecessors, (963), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-26 00:21:52,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 1977 transitions. [2022-11-26 00:21:52,512 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 1977 transitions. Word has length 52 [2022-11-26 00:21:52,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:21:52,513 INFO L495 AbstractCegarLoop]: Abstraction has 1414 states and 1977 transitions. [2022-11-26 00:21:52,514 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 00:21:52,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1977 transitions. [2022-11-26 00:21:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-26 00:21:52,525 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:21:52,525 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 00:21:52,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:21:52,526 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:21:52,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:21:52,539 INFO L85 PathProgramCache]: Analyzing trace with hash 611564633, now seen corresponding path program 1 times [2022-11-26 00:21:52,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:21:52,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781844504] [2022-11-26 00:21:52,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:21:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:21:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:21:52,895 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 00:21:52,895 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:21:52,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781844504] [2022-11-26 00:21:52,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781844504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:21:52,896 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:21:52,896 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:21:52,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777506807] [2022-11-26 00:21:52,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:21:52,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:21:52,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:21:52,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:21:52,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:21:52,898 INFO L87 Difference]: Start difference. First operand 1414 states and 1977 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 00:21:55,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:21:55,267 INFO L93 Difference]: Finished difference Result 1414 states and 1977 transitions. [2022-11-26 00:21:55,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:21:55,268 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 00:21:55,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:21:55,278 INFO L225 Difference]: With dead ends: 1414 [2022-11-26 00:21:55,278 INFO L226 Difference]: Without dead ends: 1412 [2022-11-26 00:21:55,280 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 00:21:55,281 INFO L413 NwaCegarLoop]: 1739 mSDtfsCounter, 1953 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1955 SdHoareTripleChecker+Valid, 3478 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:21:55,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1955 Valid, 3478 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-26 00:21:55,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2022-11-26 00:21:55,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1412. [2022-11-26 00:21:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 770 states have (on average 1.248051948051948) internal successors, (961), 828 states have internal predecessors, (961), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-26 00:21:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 1975 transitions. [2022-11-26 00:21:55,396 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 1975 transitions. Word has length 57 [2022-11-26 00:21:55,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:21:55,397 INFO L495 AbstractCegarLoop]: Abstraction has 1412 states and 1975 transitions. [2022-11-26 00:21:55,397 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 00:21:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1975 transitions. [2022-11-26 00:21:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-26 00:21:55,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:21:55,399 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 00:21:55,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:21:55,399 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:21:55,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:21:55,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1666264813, now seen corresponding path program 1 times [2022-11-26 00:21:55,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:21:55,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29856115] [2022-11-26 00:21:55,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:21:55,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:21:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:21:55,722 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 00:21:55,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:21:55,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29856115] [2022-11-26 00:21:55,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29856115] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:21:55,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:21:55,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:21:55,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829811809] [2022-11-26 00:21:55,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:21:55,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:21:55,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:21:55,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:21:55,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:21:55,725 INFO L87 Difference]: Start difference. First operand 1412 states and 1975 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 00:21:58,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:21:58,545 INFO L93 Difference]: Finished difference Result 1412 states and 1975 transitions. [2022-11-26 00:21:58,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:21:58,546 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 00:21:58,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:21:58,557 INFO L225 Difference]: With dead ends: 1412 [2022-11-26 00:21:58,557 INFO L226 Difference]: Without dead ends: 1410 [2022-11-26 00:21:58,558 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 00:21:58,564 INFO L413 NwaCegarLoop]: 1737 mSDtfsCounter, 1950 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1952 SdHoareTripleChecker+Valid, 3474 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:21:58,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1952 Valid, 3474 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-26 00:21:58,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1410 states. [2022-11-26 00:21:58,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1410 to 1410. [2022-11-26 00:21:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1410 states, 769 states have (on average 1.247074122236671) internal successors, (959), 826 states have internal predecessors, (959), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-26 00:21:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1410 states and 1973 transitions. [2022-11-26 00:21:58,677 INFO L78 Accepts]: Start accepts. Automaton has 1410 states and 1973 transitions. Word has length 62 [2022-11-26 00:21:58,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:21:58,678 INFO L495 AbstractCegarLoop]: Abstraction has 1410 states and 1973 transitions. [2022-11-26 00:21:58,679 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 00:21:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1973 transitions. [2022-11-26 00:21:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-26 00:21:58,681 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:21:58,681 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 00:21:58,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:21:58,682 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:21:58,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:21:58,682 INFO L85 PathProgramCache]: Analyzing trace with hash 2065283731, now seen corresponding path program 1 times [2022-11-26 00:21:58,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:21:58,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775131295] [2022-11-26 00:21:58,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:21:58,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:21:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:21:59,023 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 00:21:59,024 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:21:59,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775131295] [2022-11-26 00:21:59,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775131295] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:21:59,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:21:59,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:21:59,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435318888] [2022-11-26 00:21:59,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:21:59,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:21:59,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:21:59,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:21:59,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:21:59,028 INFO L87 Difference]: Start difference. First operand 1410 states and 1973 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 00:22:01,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:01,367 INFO L93 Difference]: Finished difference Result 1410 states and 1973 transitions. [2022-11-26 00:22:01,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:01,368 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 00:22:01,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:01,378 INFO L225 Difference]: With dead ends: 1410 [2022-11-26 00:22:01,378 INFO L226 Difference]: Without dead ends: 1408 [2022-11-26 00:22:01,379 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 00:22:01,380 INFO L413 NwaCegarLoop]: 1735 mSDtfsCounter, 1947 mSDsluCounter, 1735 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 3470 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:01,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1949 Valid, 3470 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-26 00:22:01,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2022-11-26 00:22:01,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1408. [2022-11-26 00:22:01,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1408 states, 768 states have (on average 1.24609375) internal successors, (957), 824 states have internal predecessors, (957), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-26 00:22:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 1971 transitions. [2022-11-26 00:22:01,513 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 1971 transitions. Word has length 67 [2022-11-26 00:22:01,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:01,514 INFO L495 AbstractCegarLoop]: Abstraction has 1408 states and 1971 transitions. [2022-11-26 00:22:01,514 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 00:22:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1971 transitions. [2022-11-26 00:22:01,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-26 00:22:01,516 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:01,516 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 00:22:01,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:22:01,516 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:01,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:01,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1437760197, now seen corresponding path program 1 times [2022-11-26 00:22:01,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:01,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66120984] [2022-11-26 00:22:01,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:01,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:01,818 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-26 00:22:01,818 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:01,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66120984] [2022-11-26 00:22:01,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66120984] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:01,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:01,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:01,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998770819] [2022-11-26 00:22:01,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:01,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:01,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:01,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:01,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:01,820 INFO L87 Difference]: Start difference. First operand 1408 states and 1971 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 00:22:04,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:04,201 INFO L93 Difference]: Finished difference Result 1408 states and 1971 transitions. [2022-11-26 00:22:04,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:04,202 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 00:22:04,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:04,213 INFO L225 Difference]: With dead ends: 1408 [2022-11-26 00:22:04,214 INFO L226 Difference]: Without dead ends: 1406 [2022-11-26 00:22:04,215 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 00:22:04,216 INFO L413 NwaCegarLoop]: 1733 mSDtfsCounter, 1944 mSDsluCounter, 1733 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1946 SdHoareTripleChecker+Valid, 3466 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:04,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1946 Valid, 3466 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-26 00:22:04,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2022-11-26 00:22:04,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1406. [2022-11-26 00:22:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1406 states, 767 states have (on average 1.245110821382008) internal successors, (955), 822 states have internal predecessors, (955), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-26 00:22:04,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1406 states and 1969 transitions. [2022-11-26 00:22:04,410 INFO L78 Accepts]: Start accepts. Automaton has 1406 states and 1969 transitions. Word has length 72 [2022-11-26 00:22:04,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:04,411 INFO L495 AbstractCegarLoop]: Abstraction has 1406 states and 1969 transitions. [2022-11-26 00:22:04,411 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 00:22:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1969 transitions. [2022-11-26 00:22:04,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-26 00:22:04,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:04,413 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:04,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:22:04,413 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:04,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:04,414 INFO L85 PathProgramCache]: Analyzing trace with hash -877841044, now seen corresponding path program 1 times [2022-11-26 00:22:04,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:04,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809369116] [2022-11-26 00:22:04,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:04,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-26 00:22:04,677 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:04,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809369116] [2022-11-26 00:22:04,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809369116] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:04,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:04,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:04,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347591211] [2022-11-26 00:22:04,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:04,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:04,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:04,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:04,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:04,680 INFO L87 Difference]: Start difference. First operand 1406 states and 1969 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-26 00:22:07,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:07,013 INFO L93 Difference]: Finished difference Result 3534 states and 4935 transitions. [2022-11-26 00:22:07,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:07,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 85 [2022-11-26 00:22:07,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:07,030 INFO L225 Difference]: With dead ends: 3534 [2022-11-26 00:22:07,030 INFO L226 Difference]: Without dead ends: 2146 [2022-11-26 00:22:07,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:07,039 INFO L413 NwaCegarLoop]: 2188 mSDtfsCounter, 1669 mSDsluCounter, 1155 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 3343 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:07,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1669 Valid, 3343 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-26 00:22:07,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2022-11-26 00:22:07,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 2136. [2022-11-26 00:22:07,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2136 states, 1155 states have (on average 1.2415584415584415) internal successors, (1434), 1228 states have internal predecessors, (1434), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 2136 states and 2986 transitions. [2022-11-26 00:22:07,263 INFO L78 Accepts]: Start accepts. Automaton has 2136 states and 2986 transitions. Word has length 85 [2022-11-26 00:22:07,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:07,263 INFO L495 AbstractCegarLoop]: Abstraction has 2136 states and 2986 transitions. [2022-11-26 00:22:07,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-26 00:22:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2986 transitions. [2022-11-26 00:22:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-26 00:22:07,269 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:07,269 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 00:22:07,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-26 00:22:07,270 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:07,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:07,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1261071933, now seen corresponding path program 1 times [2022-11-26 00:22:07,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:07,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743047333] [2022-11-26 00:22:07,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:07,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:07,566 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 00:22:07,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:07,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743047333] [2022-11-26 00:22:07,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743047333] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:07,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:07,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:07,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405192063] [2022-11-26 00:22:07,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:07,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:07,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:07,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:07,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:07,570 INFO L87 Difference]: Start difference. First operand 2136 states and 2986 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 00:22:10,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:10,639 INFO L93 Difference]: Finished difference Result 2136 states and 2986 transitions. [2022-11-26 00:22:10,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:10,640 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 00:22:10,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:10,656 INFO L225 Difference]: With dead ends: 2136 [2022-11-26 00:22:10,656 INFO L226 Difference]: Without dead ends: 2134 [2022-11-26 00:22:10,658 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 00:22:10,660 INFO L413 NwaCegarLoop]: 1731 mSDtfsCounter, 1941 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1943 SdHoareTripleChecker+Valid, 3462 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:10,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1943 Valid, 3462 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-26 00:22:10,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2022-11-26 00:22:10,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 2134. [2022-11-26 00:22:10,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2134 states, 1154 states have (on average 1.240901213171577) internal successors, (1432), 1226 states have internal predecessors, (1432), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 2134 states and 2984 transitions. [2022-11-26 00:22:10,920 INFO L78 Accepts]: Start accepts. Automaton has 2134 states and 2984 transitions. Word has length 77 [2022-11-26 00:22:10,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:10,921 INFO L495 AbstractCegarLoop]: Abstraction has 2134 states and 2984 transitions. [2022-11-26 00:22:10,923 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 00:22:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2984 transitions. [2022-11-26 00:22:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-26 00:22:10,929 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:10,929 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:10,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-26 00:22:10,930 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:10,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:10,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1472618912, now seen corresponding path program 1 times [2022-11-26 00:22:10,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:10,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732459258] [2022-11-26 00:22:10,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:10,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-26 00:22:11,269 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:11,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732459258] [2022-11-26 00:22:11,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732459258] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:22:11,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115052238] [2022-11-26 00:22:11,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:11,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:22:11,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:22:11,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:22:11,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:22:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:12,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1676 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-26 00:22:12,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:12,391 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-26 00:22:12,396 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:12,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115052238] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:12,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:22:12,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-26 00:22:12,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499025568] [2022-11-26 00:22:12,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:12,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:12,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:12,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:12,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:12,405 INFO L87 Difference]: Start difference. First operand 2134 states and 2984 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-26 00:22:13,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:13,793 INFO L93 Difference]: Finished difference Result 4246 states and 5936 transitions. [2022-11-26 00:22:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:13,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2022-11-26 00:22:13,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:13,809 INFO L225 Difference]: With dead ends: 4246 [2022-11-26 00:22:13,810 INFO L226 Difference]: Without dead ends: 2130 [2022-11-26 00:22:13,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:13,821 INFO L413 NwaCegarLoop]: 1727 mSDtfsCounter, 1951 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 1727 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:13,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1951 Valid, 1727 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-26 00:22:13,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2022-11-26 00:22:14,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 2130. [2022-11-26 00:22:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2130 states, 1151 states have (on average 1.2397914856646395) internal successors, (1427), 1222 states have internal predecessors, (1427), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2979 transitions. [2022-11-26 00:22:14,187 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 2979 transitions. Word has length 90 [2022-11-26 00:22:14,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:14,188 INFO L495 AbstractCegarLoop]: Abstraction has 2130 states and 2979 transitions. [2022-11-26 00:22:14,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-26 00:22:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2979 transitions. [2022-11-26 00:22:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-26 00:22:14,190 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:14,190 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 00:22:14,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-26 00:22:14,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:22:14,413 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:14,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:14,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1945164936, now seen corresponding path program 1 times [2022-11-26 00:22:14,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:14,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297085645] [2022-11-26 00:22:14,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:14,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:14,826 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 00:22:14,826 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:14,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297085645] [2022-11-26 00:22:14,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297085645] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:14,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:14,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:14,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637766098] [2022-11-26 00:22:14,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:14,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:14,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:14,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:14,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:14,830 INFO L87 Difference]: Start difference. First operand 2130 states and 2979 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 00:22:17,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:17,209 INFO L93 Difference]: Finished difference Result 2130 states and 2979 transitions. [2022-11-26 00:22:17,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:17,210 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 00:22:17,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:17,224 INFO L225 Difference]: With dead ends: 2130 [2022-11-26 00:22:17,224 INFO L226 Difference]: Without dead ends: 2128 [2022-11-26 00:22:17,226 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 00:22:17,227 INFO L413 NwaCegarLoop]: 1724 mSDtfsCounter, 1937 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1939 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:17,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1939 Valid, 3444 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-26 00:22:17,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2022-11-26 00:22:17,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 2128. [2022-11-26 00:22:17,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2128 states, 1150 states have (on average 1.2391304347826086) internal successors, (1425), 1220 states have internal predecessors, (1425), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 2977 transitions. [2022-11-26 00:22:17,533 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 2977 transitions. Word has length 82 [2022-11-26 00:22:17,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:17,533 INFO L495 AbstractCegarLoop]: Abstraction has 2128 states and 2977 transitions. [2022-11-26 00:22:17,534 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 00:22:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2977 transitions. [2022-11-26 00:22:17,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-26 00:22:17,535 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:17,536 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 00:22:17,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-26 00:22:17,536 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:17,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:17,537 INFO L85 PathProgramCache]: Analyzing trace with hash 992877195, now seen corresponding path program 1 times [2022-11-26 00:22:17,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:17,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655731171] [2022-11-26 00:22:17,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:17,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:17,844 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 00:22:17,844 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:17,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655731171] [2022-11-26 00:22:17,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655731171] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:17,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:17,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:17,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434221354] [2022-11-26 00:22:17,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:17,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:17,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:17,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:17,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:17,847 INFO L87 Difference]: Start difference. First operand 2128 states and 2977 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 00:22:20,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:20,638 INFO L93 Difference]: Finished difference Result 2128 states and 2977 transitions. [2022-11-26 00:22:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:20,639 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 00:22:20,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:20,654 INFO L225 Difference]: With dead ends: 2128 [2022-11-26 00:22:20,655 INFO L226 Difference]: Without dead ends: 2126 [2022-11-26 00:22:20,657 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 00:22:20,658 INFO L413 NwaCegarLoop]: 1722 mSDtfsCounter, 1929 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1931 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:20,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1931 Valid, 3444 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-26 00:22:20,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2022-11-26 00:22:20,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 2126. [2022-11-26 00:22:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2126 states, 1149 states have (on average 1.238468233246301) internal successors, (1423), 1218 states have internal predecessors, (1423), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 2126 states and 2975 transitions. [2022-11-26 00:22:20,992 INFO L78 Accepts]: Start accepts. Automaton has 2126 states and 2975 transitions. Word has length 84 [2022-11-26 00:22:20,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:20,993 INFO L495 AbstractCegarLoop]: Abstraction has 2126 states and 2975 transitions. [2022-11-26 00:22:20,993 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 00:22:20,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2975 transitions. [2022-11-26 00:22:20,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-26 00:22:20,995 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:20,995 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 00:22:20,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-26 00:22:20,995 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:20,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:20,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1375709097, now seen corresponding path program 1 times [2022-11-26 00:22:20,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:20,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695785717] [2022-11-26 00:22:20,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:20,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:21,302 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 00:22:21,302 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:21,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695785717] [2022-11-26 00:22:21,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695785717] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:21,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:21,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:21,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227051547] [2022-11-26 00:22:21,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:21,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:21,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:21,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:21,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:21,306 INFO L87 Difference]: Start difference. First operand 2126 states and 2975 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 00:22:24,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:24,102 INFO L93 Difference]: Finished difference Result 2126 states and 2975 transitions. [2022-11-26 00:22:24,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:24,104 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 00:22:24,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:24,118 INFO L225 Difference]: With dead ends: 2126 [2022-11-26 00:22:24,118 INFO L226 Difference]: Without dead ends: 2124 [2022-11-26 00:22:24,121 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 00:22:24,121 INFO L413 NwaCegarLoop]: 1720 mSDtfsCounter, 1928 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1930 SdHoareTripleChecker+Valid, 3440 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:24,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1930 Valid, 3440 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-26 00:22:24,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2022-11-26 00:22:24,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 2124. [2022-11-26 00:22:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2124 states, 1148 states have (on average 1.2378048780487805) internal successors, (1421), 1216 states have internal predecessors, (1421), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:24,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 2124 states and 2973 transitions. [2022-11-26 00:22:24,393 INFO L78 Accepts]: Start accepts. Automaton has 2124 states and 2973 transitions. Word has length 89 [2022-11-26 00:22:24,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:24,394 INFO L495 AbstractCegarLoop]: Abstraction has 2124 states and 2973 transitions. [2022-11-26 00:22:24,394 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 00:22:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2973 transitions. [2022-11-26 00:22:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-26 00:22:24,396 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:24,397 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 00:22:24,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-26 00:22:24,397 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:24,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:24,398 INFO L85 PathProgramCache]: Analyzing trace with hash 634149036, now seen corresponding path program 1 times [2022-11-26 00:22:24,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:24,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340247240] [2022-11-26 00:22:24,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:24,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:24,708 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 00:22:24,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:24,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340247240] [2022-11-26 00:22:24,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340247240] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:24,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:24,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:24,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488756614] [2022-11-26 00:22:24,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:24,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:24,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:24,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:24,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:24,712 INFO L87 Difference]: Start difference. First operand 2124 states and 2973 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 00:22:26,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:22:28,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:28,178 INFO L93 Difference]: Finished difference Result 2124 states and 2973 transitions. [2022-11-26 00:22:28,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:28,179 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 00:22:28,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:28,191 INFO L225 Difference]: With dead ends: 2124 [2022-11-26 00:22:28,191 INFO L226 Difference]: Without dead ends: 2122 [2022-11-26 00:22:28,193 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 00:22:28,194 INFO L413 NwaCegarLoop]: 1718 mSDtfsCounter, 1925 mSDsluCounter, 1718 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:28,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1927 Valid, 3436 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-26 00:22:28,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2122 states. [2022-11-26 00:22:28,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2122 to 2122. [2022-11-26 00:22:28,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2122 states, 1147 states have (on average 1.2371403661726241) internal successors, (1419), 1214 states have internal predecessors, (1419), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 2122 states and 2971 transitions. [2022-11-26 00:22:28,491 INFO L78 Accepts]: Start accepts. Automaton has 2122 states and 2971 transitions. Word has length 94 [2022-11-26 00:22:28,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:28,492 INFO L495 AbstractCegarLoop]: Abstraction has 2122 states and 2971 transitions. [2022-11-26 00:22:28,492 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 00:22:28,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2971 transitions. [2022-11-26 00:22:28,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-26 00:22:28,494 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:28,494 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 00:22:28,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-26 00:22:28,494 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:28,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:28,495 INFO L85 PathProgramCache]: Analyzing trace with hash 848021090, now seen corresponding path program 1 times [2022-11-26 00:22:28,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:28,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765586934] [2022-11-26 00:22:28,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:28,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:28,751 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 00:22:28,751 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:28,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765586934] [2022-11-26 00:22:28,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765586934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:28,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:28,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:28,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396445554] [2022-11-26 00:22:28,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:28,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:28,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:28,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:28,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:28,754 INFO L87 Difference]: Start difference. First operand 2122 states and 2971 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 00:22:31,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:31,401 INFO L93 Difference]: Finished difference Result 2122 states and 2971 transitions. [2022-11-26 00:22:31,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:31,402 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 00:22:31,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:31,414 INFO L225 Difference]: With dead ends: 2122 [2022-11-26 00:22:31,414 INFO L226 Difference]: Without dead ends: 2120 [2022-11-26 00:22:31,416 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 00:22:31,417 INFO L413 NwaCegarLoop]: 1716 mSDtfsCounter, 1922 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1924 SdHoareTripleChecker+Valid, 3432 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:31,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1924 Valid, 3432 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-26 00:22:31,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2022-11-26 00:22:31,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 2120. [2022-11-26 00:22:31,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 1146 states have (on average 1.236474694589878) internal successors, (1417), 1212 states have internal predecessors, (1417), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 2969 transitions. [2022-11-26 00:22:31,687 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 2969 transitions. Word has length 99 [2022-11-26 00:22:31,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:31,687 INFO L495 AbstractCegarLoop]: Abstraction has 2120 states and 2969 transitions. [2022-11-26 00:22:31,688 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 00:22:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2969 transitions. [2022-11-26 00:22:31,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-26 00:22:31,690 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:31,690 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 00:22:31,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-26 00:22:31,690 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:31,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:31,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1378832827, now seen corresponding path program 1 times [2022-11-26 00:22:31,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:31,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890631726] [2022-11-26 00:22:31,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:31,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:31,984 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 00:22:31,984 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:31,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890631726] [2022-11-26 00:22:31,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890631726] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:31,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:31,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:31,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597807007] [2022-11-26 00:22:31,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:31,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:31,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:31,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:31,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:31,989 INFO L87 Difference]: Start difference. First operand 2120 states and 2969 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 00:22:34,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:34,515 INFO L93 Difference]: Finished difference Result 2120 states and 2969 transitions. [2022-11-26 00:22:34,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:34,516 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 00:22:34,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:34,529 INFO L225 Difference]: With dead ends: 2120 [2022-11-26 00:22:34,529 INFO L226 Difference]: Without dead ends: 2118 [2022-11-26 00:22:34,531 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 00:22:34,532 INFO L413 NwaCegarLoop]: 1714 mSDtfsCounter, 1919 mSDsluCounter, 1714 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1921 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:34,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1921 Valid, 3428 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-26 00:22:34,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2118 states. [2022-11-26 00:22:34,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2118 to 2118. [2022-11-26 00:22:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2118 states, 1145 states have (on average 1.2358078602620088) internal successors, (1415), 1210 states have internal predecessors, (1415), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 2118 states and 2967 transitions. [2022-11-26 00:22:34,815 INFO L78 Accepts]: Start accepts. Automaton has 2118 states and 2967 transitions. Word has length 104 [2022-11-26 00:22:34,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:34,816 INFO L495 AbstractCegarLoop]: Abstraction has 2118 states and 2967 transitions. [2022-11-26 00:22:34,816 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 00:22:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2967 transitions. [2022-11-26 00:22:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-26 00:22:34,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:34,818 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 00:22:34,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-26 00:22:34,819 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:34,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:34,819 INFO L85 PathProgramCache]: Analyzing trace with hash -867002842, now seen corresponding path program 1 times [2022-11-26 00:22:34,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:34,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699080031] [2022-11-26 00:22:34,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:34,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:35,115 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 00:22:35,115 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:35,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699080031] [2022-11-26 00:22:35,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699080031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:35,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:35,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:35,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950317593] [2022-11-26 00:22:35,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:35,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:35,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:35,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:35,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:35,118 INFO L87 Difference]: Start difference. First operand 2118 states and 2967 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 00:22:37,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:37,424 INFO L93 Difference]: Finished difference Result 2118 states and 2967 transitions. [2022-11-26 00:22:37,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:37,425 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 00:22:37,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:37,436 INFO L225 Difference]: With dead ends: 2118 [2022-11-26 00:22:37,436 INFO L226 Difference]: Without dead ends: 2116 [2022-11-26 00:22:37,438 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 00:22:37,439 INFO L413 NwaCegarLoop]: 1712 mSDtfsCounter, 1916 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:37,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1918 Valid, 3424 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-26 00:22:37,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2022-11-26 00:22:37,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 2116. [2022-11-26 00:22:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2116 states, 1144 states have (on average 1.2351398601398602) internal successors, (1413), 1208 states have internal predecessors, (1413), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 2116 states and 2965 transitions. [2022-11-26 00:22:37,757 INFO L78 Accepts]: Start accepts. Automaton has 2116 states and 2965 transitions. Word has length 109 [2022-11-26 00:22:37,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:37,760 INFO L495 AbstractCegarLoop]: Abstraction has 2116 states and 2965 transitions. [2022-11-26 00:22:37,761 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 00:22:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2965 transitions. [2022-11-26 00:22:37,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-26 00:22:37,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:37,764 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 00:22:37,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-26 00:22:37,764 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:37,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:37,765 INFO L85 PathProgramCache]: Analyzing trace with hash 490269389, now seen corresponding path program 1 times [2022-11-26 00:22:37,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:37,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896715074] [2022-11-26 00:22:37,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:37,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:38,169 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 00:22:38,170 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:38,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896715074] [2022-11-26 00:22:38,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896715074] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:38,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:38,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:38,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360429158] [2022-11-26 00:22:38,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:38,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:38,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:38,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:38,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:38,174 INFO L87 Difference]: Start difference. First operand 2116 states and 2965 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 00:22:40,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:40,231 INFO L93 Difference]: Finished difference Result 2116 states and 2965 transitions. [2022-11-26 00:22:40,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:40,231 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 00:22:40,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:40,241 INFO L225 Difference]: With dead ends: 2116 [2022-11-26 00:22:40,241 INFO L226 Difference]: Without dead ends: 2114 [2022-11-26 00:22:40,243 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 00:22:40,244 INFO L413 NwaCegarLoop]: 1710 mSDtfsCounter, 1913 mSDsluCounter, 1710 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1915 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:40,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1915 Valid, 3420 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:22:40,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2022-11-26 00:22:40,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 2114. [2022-11-26 00:22:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2114 states, 1143 states have (on average 1.2344706911636045) internal successors, (1411), 1206 states have internal predecessors, (1411), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-26 00:22:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 2963 transitions. [2022-11-26 00:22:40,603 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 2963 transitions. Word has length 114 [2022-11-26 00:22:40,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:40,603 INFO L495 AbstractCegarLoop]: Abstraction has 2114 states and 2963 transitions. [2022-11-26 00:22:40,604 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 00:22:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2963 transitions. [2022-11-26 00:22:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-26 00:22:40,607 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:40,607 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:40,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-26 00:22:40,608 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:40,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:40,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1680105714, now seen corresponding path program 1 times [2022-11-26 00:22:40,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:40,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117370831] [2022-11-26 00:22:40,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:40,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-26 00:22:41,257 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:41,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117370831] [2022-11-26 00:22:41,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117370831] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:41,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:41,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:22:41,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398964619] [2022-11-26 00:22:41,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:41,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:22:41,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:41,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:22:41,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:41,262 INFO L87 Difference]: Start difference. First operand 2114 states and 2963 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:22:43,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:43,892 INFO L93 Difference]: Finished difference Result 2266 states and 3117 transitions. [2022-11-26 00:22:43,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:22:43,895 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2022-11-26 00:22:43,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:43,905 INFO L225 Difference]: With dead ends: 2266 [2022-11-26 00:22:43,905 INFO L226 Difference]: Without dead ends: 2264 [2022-11-26 00:22:43,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:43,907 INFO L413 NwaCegarLoop]: 1758 mSDtfsCounter, 1101 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 6116 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:43,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1102 Valid, 6116 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-26 00:22:43,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2264 states. [2022-11-26 00:22:44,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2264 to 2264. [2022-11-26 00:22:44,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2264 states, 1221 states have (on average 1.2235872235872236) internal successors, (1494), 1287 states have internal predecessors, (1494), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:22:44,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 2264 states and 3114 transitions. [2022-11-26 00:22:44,233 INFO L78 Accepts]: Start accepts. Automaton has 2264 states and 3114 transitions. Word has length 137 [2022-11-26 00:22:44,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:44,233 INFO L495 AbstractCegarLoop]: Abstraction has 2264 states and 3114 transitions. [2022-11-26 00:22:44,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:22:44,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 3114 transitions. [2022-11-26 00:22:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-26 00:22:44,236 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:44,236 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 00:22:44,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-26 00:22:44,237 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:44,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:44,238 INFO L85 PathProgramCache]: Analyzing trace with hash 382280236, now seen corresponding path program 1 times [2022-11-26 00:22:44,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:44,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247487812] [2022-11-26 00:22:44,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:44,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:44,851 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 00:22:44,852 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:44,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247487812] [2022-11-26 00:22:44,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247487812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:44,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:44,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:44,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655618058] [2022-11-26 00:22:44,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:44,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:44,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:44,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:44,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:44,854 INFO L87 Difference]: Start difference. First operand 2264 states and 3114 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 00:22:47,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:47,125 INFO L93 Difference]: Finished difference Result 2264 states and 3114 transitions. [2022-11-26 00:22:47,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:47,126 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 00:22:47,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:47,135 INFO L225 Difference]: With dead ends: 2264 [2022-11-26 00:22:47,135 INFO L226 Difference]: Without dead ends: 2262 [2022-11-26 00:22:47,137 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 00:22:47,137 INFO L413 NwaCegarLoop]: 1706 mSDtfsCounter, 1908 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1910 SdHoareTripleChecker+Valid, 3412 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:47,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1910 Valid, 3412 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:22:47,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2022-11-26 00:22:47,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 2262. [2022-11-26 00:22:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2262 states, 1220 states have (on average 1.222950819672131) internal successors, (1492), 1285 states have internal predecessors, (1492), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:22:47,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 2262 states and 3112 transitions. [2022-11-26 00:22:47,665 INFO L78 Accepts]: Start accepts. Automaton has 2262 states and 3112 transitions. Word has length 119 [2022-11-26 00:22:47,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:47,666 INFO L495 AbstractCegarLoop]: Abstraction has 2262 states and 3112 transitions. [2022-11-26 00:22:47,666 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 00:22:47,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3112 transitions. [2022-11-26 00:22:47,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-26 00:22:47,670 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:47,670 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 00:22:47,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-26 00:22:47,670 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:47,671 INFO L85 PathProgramCache]: Analyzing trace with hash -695847363, now seen corresponding path program 1 times [2022-11-26 00:22:47,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:47,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967023242] [2022-11-26 00:22:47,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:47,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:47,981 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 00:22:47,982 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:47,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967023242] [2022-11-26 00:22:47,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967023242] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:47,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:47,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:47,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256502082] [2022-11-26 00:22:47,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:47,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:47,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:47,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:47,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:47,984 INFO L87 Difference]: Start difference. First operand 2262 states and 3112 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 00:22:50,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:50,619 INFO L93 Difference]: Finished difference Result 2262 states and 3112 transitions. [2022-11-26 00:22:50,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:50,619 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 00:22:50,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:50,626 INFO L225 Difference]: With dead ends: 2262 [2022-11-26 00:22:50,627 INFO L226 Difference]: Without dead ends: 2260 [2022-11-26 00:22:50,628 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 00:22:50,629 INFO L413 NwaCegarLoop]: 1704 mSDtfsCounter, 1905 mSDsluCounter, 1704 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1907 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:50,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1907 Valid, 3408 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-26 00:22:50,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2022-11-26 00:22:50,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2260. [2022-11-26 00:22:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2260 states, 1219 states have (on average 1.2223133716160788) internal successors, (1490), 1283 states have internal predecessors, (1490), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:22:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 3110 transitions. [2022-11-26 00:22:50,913 INFO L78 Accepts]: Start accepts. Automaton has 2260 states and 3110 transitions. Word has length 124 [2022-11-26 00:22:50,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:50,914 INFO L495 AbstractCegarLoop]: Abstraction has 2260 states and 3110 transitions. [2022-11-26 00:22:50,914 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 00:22:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 3110 transitions. [2022-11-26 00:22:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-26 00:22:50,917 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:50,917 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, 1, 1, 1, 1, 1] [2022-11-26 00:22:50,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-26 00:22:50,918 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:50,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:50,918 INFO L85 PathProgramCache]: Analyzing trace with hash 2021914832, now seen corresponding path program 1 times [2022-11-26 00:22:50,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:50,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145432243] [2022-11-26 00:22:50,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:50,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:51,165 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 00:22:51,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:51,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145432243] [2022-11-26 00:22:51,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145432243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:51,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:51,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:51,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288802538] [2022-11-26 00:22:51,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:51,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:51,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:51,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:51,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:51,170 INFO L87 Difference]: Start difference. First operand 2260 states and 3110 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-26 00:22:53,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:53,513 INFO L93 Difference]: Finished difference Result 2260 states and 3110 transitions. [2022-11-26 00:22:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:53,514 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 129 [2022-11-26 00:22:53,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:53,521 INFO L225 Difference]: With dead ends: 2260 [2022-11-26 00:22:53,522 INFO L226 Difference]: Without dead ends: 2258 [2022-11-26 00:22:53,523 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 00:22:53,524 INFO L413 NwaCegarLoop]: 1702 mSDtfsCounter, 1902 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1904 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:53,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1904 Valid, 3404 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 00:22:53,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2022-11-26 00:22:53,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2258. [2022-11-26 00:22:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2258 states, 1218 states have (on average 1.2216748768472907) internal successors, (1488), 1281 states have internal predecessors, (1488), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:22:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 2258 states and 3108 transitions. [2022-11-26 00:22:53,918 INFO L78 Accepts]: Start accepts. Automaton has 2258 states and 3108 transitions. Word has length 129 [2022-11-26 00:22:53,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:53,919 INFO L495 AbstractCegarLoop]: Abstraction has 2258 states and 3108 transitions. [2022-11-26 00:22:53,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-26 00:22:53,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 3108 transitions. [2022-11-26 00:22:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-26 00:22:53,923 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:53,923 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:53,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-26 00:22:53,924 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:53,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:53,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1618229123, now seen corresponding path program 1 times [2022-11-26 00:22:53,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:53,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777667958] [2022-11-26 00:22:53,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:53,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:54,177 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 00:22:54,178 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:54,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777667958] [2022-11-26 00:22:54,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777667958] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:54,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:54,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:54,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652394113] [2022-11-26 00:22:54,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:54,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:54,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:54,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:54,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:54,182 INFO L87 Difference]: Start difference. First operand 2258 states and 3108 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-26 00:22:56,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:56,612 INFO L93 Difference]: Finished difference Result 2258 states and 3108 transitions. [2022-11-26 00:22:56,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:56,613 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 134 [2022-11-26 00:22:56,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:56,622 INFO L225 Difference]: With dead ends: 2258 [2022-11-26 00:22:56,622 INFO L226 Difference]: Without dead ends: 2256 [2022-11-26 00:22:56,624 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 00:22:56,625 INFO L413 NwaCegarLoop]: 1700 mSDtfsCounter, 1899 mSDsluCounter, 1700 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:56,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1901 Valid, 3400 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-26 00:22:56,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2022-11-26 00:22:56,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 2256. [2022-11-26 00:22:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2256 states, 1217 states have (on average 1.221035332785538) internal successors, (1486), 1279 states have internal predecessors, (1486), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:22:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 3106 transitions. [2022-11-26 00:22:57,010 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 3106 transitions. Word has length 134 [2022-11-26 00:22:57,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:57,011 INFO L495 AbstractCegarLoop]: Abstraction has 2256 states and 3106 transitions. [2022-11-26 00:22:57,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-26 00:22:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 3106 transitions. [2022-11-26 00:22:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-26 00:22:57,015 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:57,015 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:57,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-26 00:22:57,015 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:57,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:57,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1146052386, now seen corresponding path program 1 times [2022-11-26 00:22:57,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:57,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615967068] [2022-11-26 00:22:57,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:57,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:22:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:57,327 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 00:22:57,327 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:22:57,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615967068] [2022-11-26 00:22:57,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615967068] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:57,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:57,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:57,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364144340] [2022-11-26 00:22:57,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:57,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:57,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:22:57,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:57,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:57,330 INFO L87 Difference]: Start difference. First operand 2256 states and 3106 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-26 00:22:59,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:59,461 INFO L93 Difference]: Finished difference Result 2256 states and 3106 transitions. [2022-11-26 00:22:59,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:59,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 139 [2022-11-26 00:22:59,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:59,472 INFO L225 Difference]: With dead ends: 2256 [2022-11-26 00:22:59,473 INFO L226 Difference]: Without dead ends: 2254 [2022-11-26 00:22:59,475 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 00:22:59,476 INFO L413 NwaCegarLoop]: 1698 mSDtfsCounter, 1896 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1898 SdHoareTripleChecker+Valid, 3396 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:59,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1898 Valid, 3396 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:22:59,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2022-11-26 00:22:59,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2022-11-26 00:22:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1216 states have (on average 1.2203947368421053) internal successors, (1484), 1277 states have internal predecessors, (1484), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:22:59,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3104 transitions. [2022-11-26 00:22:59,927 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3104 transitions. Word has length 139 [2022-11-26 00:22:59,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:59,927 INFO L495 AbstractCegarLoop]: Abstraction has 2254 states and 3104 transitions. [2022-11-26 00:22:59,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-26 00:22:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3104 transitions. [2022-11-26 00:22:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-26 00:22:59,931 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:59,932 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:59,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-26 00:22:59,932 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:22:59,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:59,933 INFO L85 PathProgramCache]: Analyzing trace with hash 342825352, now seen corresponding path program 1 times [2022-11-26 00:22:59,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:22:59,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211770503] [2022-11-26 00:22:59,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:59,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:23:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:00,268 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-26 00:23:00,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:23:00,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211770503] [2022-11-26 00:23:00,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211770503] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:23:00,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:23:00,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:23:00,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440888070] [2022-11-26 00:23:00,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:23:00,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:23:00,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:23:00,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:23:00,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:23:00,271 INFO L87 Difference]: Start difference. First operand 2254 states and 3104 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-26 00:23:02,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:23:02,388 INFO L93 Difference]: Finished difference Result 4491 states and 6182 transitions. [2022-11-26 00:23:02,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:23:02,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2022-11-26 00:23:02,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:23:02,397 INFO L225 Difference]: With dead ends: 4491 [2022-11-26 00:23:02,398 INFO L226 Difference]: Without dead ends: 2255 [2022-11-26 00:23:02,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:23:02,407 INFO L413 NwaCegarLoop]: 1700 mSDtfsCounter, 0 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:23:02,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3399 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:23:02,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2022-11-26 00:23:02,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2022-11-26 00:23:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1217 states have (on average 1.2202136400986032) internal successors, (1485), 1278 states have internal predecessors, (1485), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:23:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3105 transitions. [2022-11-26 00:23:02,826 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3105 transitions. Word has length 155 [2022-11-26 00:23:02,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:23:02,827 INFO L495 AbstractCegarLoop]: Abstraction has 2255 states and 3105 transitions. [2022-11-26 00:23:02,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-26 00:23:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3105 transitions. [2022-11-26 00:23:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-26 00:23:02,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:23:02,832 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:23:02,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-26 00:23:02,833 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:23:02,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:23:02,834 INFO L85 PathProgramCache]: Analyzing trace with hash -768502159, now seen corresponding path program 1 times [2022-11-26 00:23:02,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:23:02,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078494746] [2022-11-26 00:23:02,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:23:02,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:23:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:03,189 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-26 00:23:03,189 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:23:03,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078494746] [2022-11-26 00:23:03,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078494746] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:23:03,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705126021] [2022-11-26 00:23:03,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:23:03,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:23:03,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:23:03,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:23:03,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:23:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:04,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 2611 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-26 00:23:04,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:23:04,452 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-11-26 00:23:04,455 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:23:04,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1705126021] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:23:04,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:23:04,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-26 00:23:04,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235101103] [2022-11-26 00:23:04,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:23:04,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:23:04,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:23:04,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:23:04,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:23:04,458 INFO L87 Difference]: Start difference. First operand 2255 states and 3105 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-26 00:23:08,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:23:08,170 INFO L93 Difference]: Finished difference Result 4887 states and 6819 transitions. [2022-11-26 00:23:08,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:23:08,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2022-11-26 00:23:08,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:23:08,188 INFO L225 Difference]: With dead ends: 4887 [2022-11-26 00:23:08,188 INFO L226 Difference]: Without dead ends: 2650 [2022-11-26 00:23:08,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:23:08,200 INFO L413 NwaCegarLoop]: 2229 mSDtfsCounter, 270 mSDsluCounter, 1867 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 4096 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:23:08,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 4096 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-26 00:23:08,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2650 states. [2022-11-26 00:23:08,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2650 to 2256. [2022-11-26 00:23:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2256 states, 1218 states have (on average 1.2200328407224958) internal successors, (1486), 1279 states have internal predecessors, (1486), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-26 00:23:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 3106 transitions. [2022-11-26 00:23:08,725 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 3106 transitions. Word has length 156 [2022-11-26 00:23:08,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:23:08,726 INFO L495 AbstractCegarLoop]: Abstraction has 2256 states and 3106 transitions. [2022-11-26 00:23:08,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-26 00:23:08,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 3106 transitions. [2022-11-26 00:23:08,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-26 00:23:08,732 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:23:08,733 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:23:08,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-26 00:23:08,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-11-26 00:23:08,944 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:23:08,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:23:08,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1930917578, now seen corresponding path program 1 times [2022-11-26 00:23:08,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:23:08,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20627602] [2022-11-26 00:23:08,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:23:08,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:23:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:09,233 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 00:23:09,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:23:09,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20627602] [2022-11-26 00:23:09,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20627602] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:23:09,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:23:09,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:23:09,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604515920] [2022-11-26 00:23:09,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:23:09,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:23:09,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:23:09,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:23:09,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:23:09,236 INFO L87 Difference]: Start difference. First operand 2256 states and 3106 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-26 00:23:11,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:23:11,406 INFO L93 Difference]: Finished difference Result 2256 states and 3106 transitions. [2022-11-26 00:23:11,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:23:11,406 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 144 [2022-11-26 00:23:11,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:23:11,417 INFO L225 Difference]: With dead ends: 2256 [2022-11-26 00:23:11,417 INFO L226 Difference]: Without dead ends: 2115 [2022-11-26 00:23:11,421 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 00:23:11,421 INFO L413 NwaCegarLoop]: 1697 mSDtfsCounter, 1893 mSDsluCounter, 1697 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1893 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:23:11,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1893 Valid, 3394 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-26 00:23:11,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2022-11-26 00:23:11,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 2115. [2022-11-26 00:23:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2115 states, 1146 states have (on average 1.231239092495637) internal successors, (1411), 1205 states have internal predecessors, (1411), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-26 00:23:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 2115 states and 2935 transitions. [2022-11-26 00:23:11,916 INFO L78 Accepts]: Start accepts. Automaton has 2115 states and 2935 transitions. Word has length 144 [2022-11-26 00:23:11,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:23:11,916 INFO L495 AbstractCegarLoop]: Abstraction has 2115 states and 2935 transitions. [2022-11-26 00:23:11,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-26 00:23:11,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2935 transitions. [2022-11-26 00:23:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-26 00:23:11,919 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:23:11,919 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:23:11,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-26 00:23:11,920 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:23:11,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:23:11,920 INFO L85 PathProgramCache]: Analyzing trace with hash 2116069028, now seen corresponding path program 1 times [2022-11-26 00:23:11,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:23:11,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340964555] [2022-11-26 00:23:11,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:23:11,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:23:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:12,344 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-11-26 00:23:12,344 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:23:12,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340964555] [2022-11-26 00:23:12,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340964555] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:23:12,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:23:12,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:23:12,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897786165] [2022-11-26 00:23:12,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:23:12,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:23:12,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:23:12,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:23:12,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:23:12,347 INFO L87 Difference]: Start difference. First operand 2115 states and 2935 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-26 00:23:15,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:23:15,652 INFO L93 Difference]: Finished difference Result 2115 states and 2935 transitions. [2022-11-26 00:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:23:15,652 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 175 [2022-11-26 00:23:15,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:23:15,660 INFO L225 Difference]: With dead ends: 2115 [2022-11-26 00:23:15,661 INFO L226 Difference]: Without dead ends: 2113 [2022-11-26 00:23:15,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:23:15,663 INFO L413 NwaCegarLoop]: 1652 mSDtfsCounter, 935 mSDsluCounter, 4128 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 5780 SdHoareTripleChecker+Invalid, 863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:23:15,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [936 Valid, 5780 Invalid, 863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-26 00:23:15,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2022-11-26 00:23:16,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 2113. [2022-11-26 00:23:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2113 states, 1145 states have (on average 1.2296943231441049) internal successors, (1408), 1203 states have internal predecessors, (1408), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-26 00:23:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2932 transitions. [2022-11-26 00:23:16,114 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2932 transitions. Word has length 175 [2022-11-26 00:23:16,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:23:16,115 INFO L495 AbstractCegarLoop]: Abstraction has 2113 states and 2932 transitions. [2022-11-26 00:23:16,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-26 00:23:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2932 transitions. [2022-11-26 00:23:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-26 00:23:16,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:23:16,119 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:23:16,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-26 00:23:16,119 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-26 00:23:16,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:23:16,120 INFO L85 PathProgramCache]: Analyzing trace with hash -898440628, now seen corresponding path program 1 times [2022-11-26 00:23:16,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:23:16,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599515806] [2022-11-26 00:23:16,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:23:16,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:23:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-26 00:23:16,523 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:23:16,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599515806] [2022-11-26 00:23:16,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599515806] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:23:16,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047538785] [2022-11-26 00:23:16,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:23:16,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:23:16,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:23:16,525 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:23:16,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb7458e-b893-4d3c-b946-2f2b557d1706/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:23:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:23:17,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 2728 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:23:17,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:23:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-26 00:23:17,802 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:23:17,959 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-26 00:23:17,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2047538785] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:23:17,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1211984724] [2022-11-26 00:23:17,989 INFO L159 IcfgInterpreter]: Started Sifa with 111 locations of interest [2022-11-26 00:23:17,989 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:23:17,994 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:23:17,999 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:23:18,000 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:23:20,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:20,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:20,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:20,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:21,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:21,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:21,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-26 00:23:54,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-26 00:23:54,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-26 00:24:15,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,748 INFO L217 Elim1Store]: Index analysis took 101 ms [2022-11-26 00:24:15,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,938 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:15,943 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:15,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:15,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:16,576 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-26 00:24:16,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 7573 treesize of output 7149 [2022-11-26 00:24:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:18,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,078 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:19,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:19,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:19,111 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:19,298 INFO L321 Elim1Store]: treesize reduction 44, result has 37.1 percent of original size [2022-11-26 00:24:19,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 7549 treesize of output 7117 [2022-11-26 00:24:21,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,278 INFO L217 Elim1Store]: Index analysis took 101 ms [2022-11-26 00:24:21,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:21,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:21,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:21,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:21,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:24:21,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:24:21,670 INFO L321 Elim1Store]: treesize reduction 192, result has 40.9 percent of original size [2022-11-26 00:24:21,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 76 select indices, 76 select index equivalence classes, 289 disjoint index pairs (out of 2850 index pairs), introduced 76 new quantified variables, introduced 12 case distinctions, treesize of input 7545 treesize of output 7422 [2022-11-26 00:24:22,705 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-26 00:24:22,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 7445 treesize of output 7443 [2022-11-26 00:24:24,154 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-26 00:24:24,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 7440 treesize of output 7440 [2022-11-26 00:26:54,487 WARN L233 SmtUtils]: Spent 6.18s on a formula simplification. DAG size of input: 1503 DAG size of output: 1503 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-26 00:33:56,292 WARN L233 SmtUtils]: Spent 22.90s on a formula simplification that was a NOOP. DAG size: 1576 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-26 00:34:17,613 WARN L233 SmtUtils]: Spent 10.89s on a formula simplification that was a NOOP. DAG size: 1568 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)