./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0213066b04433b5115818ca8b9ef0dddadf4a1205d07a35e490e0ff46aebca6c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 13:49:10,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:49:10,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:49:10,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:49:10,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:49:10,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:49:10,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:49:10,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:49:10,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:49:10,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:49:10,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:49:10,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:49:10,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:49:10,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:49:10,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:49:10,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:49:10,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:49:10,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:49:10,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:49:10,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:49:10,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:49:10,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:49:10,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:49:10,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:49:10,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:49:10,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:49:10,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:49:10,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:49:10,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:49:10,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:49:10,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:49:10,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:49:10,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:49:10,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:49:10,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:49:10,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:49:10,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:49:10,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:49:10,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:49:10,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:49:10,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:49:10,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 13:49:10,269 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:49:10,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:49:10,270 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:49:10,270 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:49:10,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:49:10,271 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:49:10,271 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:49:10,271 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:49:10,271 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:49:10,272 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:49:10,272 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:49:10,272 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:49:10,272 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:49:10,272 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:49:10,273 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:49:10,273 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:49:10,273 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:49:10,273 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:49:10,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:49:10,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:49:10,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:49:10,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:49:10,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:49:10,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:49:10,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:49:10,275 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:49:10,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:49:10,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:49:10,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:49:10,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:49:10,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:49:10,276 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:49:10,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:49:10,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:49:10,277 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:49:10,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:49:10,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:49:10,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:49:10,278 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_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0213066b04433b5115818ca8b9ef0dddadf4a1205d07a35e490e0ff46aebca6c [2022-12-14 13:49:10,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:49:10,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:49:10,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:49:10,503 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:49:10,504 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:49:10,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2022-12-14 13:49:13,055 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:49:13,428 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:49:13,429 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2022-12-14 13:49:13,456 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/data/348e3673b/814451e568f44f9e8222fedba5ee7b13/FLAG1ae398cab [2022-12-14 13:49:13,613 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/data/348e3673b/814451e568f44f9e8222fedba5ee7b13 [2022-12-14 13:49:13,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:49:13,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:49:13,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:49:13,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:49:13,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:49:13,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:49:13" (1/1) ... [2022-12-14 13:49:13,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc4b07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:13, skipping insertion in model container [2022-12-14 13:49:13,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:49:13" (1/1) ... [2022-12-14 13:49:13,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:49:13,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:49:14,294 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:49:14,302 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:49:14,345 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 13:49:14,351 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 13:49:14,355 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 13:49:14,360 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 13:49:14,365 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 13:49:14,387 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-14 13:49:14,391 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-14 13:49:14,400 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:14,401 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 13:49:14,401 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-14 13:49:14,402 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-14 13:49:14,407 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:14,407 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 13:49:14,408 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 13:49:14,414 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:14,415 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 13:49:14,415 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 13:49:14,455 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 13:49:14,518 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:14,578 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:49:14,581 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:49:14,582 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 13:49:14,590 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 13:49:14,598 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 13:49:14,604 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 13:49:14,611 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 13:49:14,627 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 13:49:14,634 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 13:49:14,635 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 13:49:14,688 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 13:49:14,693 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 13:49:14,712 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-14 13:49:14,716 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-14 13:49:14,760 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 13:49:14,761 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:49:14,815 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 13:49:14,815 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 13:49:14,837 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 13:49:14,838 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:14,876 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-14 13:49:14,948 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 13:49:15,024 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 13:49:15,086 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:15,087 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 13:49:15,111 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,135 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 13:49:15,160 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,166 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,210 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-14 13:49:15,211 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-14 13:49:15,244 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,249 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,250 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,267 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,303 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,304 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,306 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,319 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,319 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,319 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,354 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,354 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:15,369 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,392 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:49:15,393 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:15,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,404 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:15,425 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:49:15,430 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:15,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,442 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 13:49:15,443 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 13:49:15,471 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,472 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:49:15,473 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 13:49:15,473 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 13:49:15,485 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:15,485 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 13:49:15,491 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 13:49:15,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,508 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:15,511 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:15,516 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-14 13:49:15,517 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-14 13:49:15,522 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:15,543 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-14 13:49:15,544 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:15,553 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 13:49:15,558 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 13:49:15,559 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,559 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,560 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,565 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,566 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,581 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-14 13:49:15,581 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:15,583 WARN L623 FunctionHandler]: Unknown extern function dev_driver_string [2022-12-14 13:49:15,584 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 13:49:15,585 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 13:49:15,585 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 13:49:15,585 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:49:15,590 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 13:49:15,590 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:49:15,595 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 13:49:15,596 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 13:49:15,596 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:15,596 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:49:15,597 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:49:15,601 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:49:15,601 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:49:15,616 WARN L623 FunctionHandler]: Unknown extern function crc_ccitt [2022-12-14 13:49:15,616 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 13:49:15,635 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 13:49:15,636 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:15,636 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 13:49:15,637 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:49:15,649 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 13:49:15,649 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:15,650 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 13:49:15,677 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:15,677 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:15,678 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:15,678 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:15,717 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,171 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,171 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,172 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,173 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,177 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:49:16,178 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:49:16,185 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 13:49:16,185 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 13:49:16,206 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:49:16,208 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:49:16,216 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 13:49:16,222 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 13:49:16,222 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 13:49:16,222 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 13:49:16,223 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:49:16,223 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 13:49:16,223 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:49:16,224 WARN L623 FunctionHandler]: Unknown extern function register_inetaddr_notifier [2022-12-14 13:49:16,224 WARN L623 FunctionHandler]: Unknown extern function unregister_inetaddr_notifier [2022-12-14 13:49:16,224 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 13:49:16,225 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-12-14 13:49:16,225 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 13:49:16,225 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-12-14 13:49:16,314 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 13:49:16,314 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:49:16,348 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 13:49:16,420 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436411,436424] [2022-12-14 13:49:16,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436558,436571] [2022-12-14 13:49:16,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436697,436710] [2022-12-14 13:49:16,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436855,436868] [2022-12-14 13:49:16,424 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,424 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,425 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,426 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,436 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,437 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:49:16,482 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 13:49:16,543 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:49:16,544 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:49:16,544 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 13:49:16,544 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 13:49:16,545 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 13:49:16,545 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 13:49:16,545 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 13:49:16,545 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-14 13:49:16,545 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-14 13:49:16,546 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:16,546 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 13:49:16,546 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-12-14 13:49:16,546 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-14 13:49:16,547 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:16,547 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 13:49:16,547 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 13:49:16,547 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:16,548 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 13:49:16,548 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 13:49:16,549 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 13:49:16,550 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,564 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:49:16,565 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:49:16,565 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 13:49:16,566 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 13:49:16,567 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 13:49:16,568 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 13:49:16,569 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 13:49:16,571 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 13:49:16,572 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 13:49:16,572 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 13:49:16,573 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 13:49:16,574 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 13:49:16,575 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-14 13:49:16,576 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-14 13:49:16,578 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 13:49:16,578 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:49:16,580 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 13:49:16,580 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 13:49:16,581 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 13:49:16,581 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,582 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-14 13:49:16,583 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 13:49:16,583 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 13:49:16,590 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 13:49:16,591 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 13:49:16,592 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,598 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 13:49:16,601 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,603 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,612 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-14 13:49:16,613 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-14 13:49:16,616 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,617 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,617 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,621 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,636 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,637 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,637 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:49:16,652 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,656 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:49:16,656 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:16,657 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,658 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:16,661 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 13:49:16,662 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:16,663 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,664 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 13:49:16,665 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 13:49:16,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,671 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 13:49:16,671 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 13:49:16,672 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 13:49:16,674 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,675 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 13:49:16,676 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 13:49:16,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,679 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,681 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:49:16,682 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-14 13:49:16,682 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-14 13:49:16,683 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,685 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-14 13:49:16,686 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,689 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 13:49:16,690 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 13:49:16,690 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,690 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,691 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,692 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,692 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,693 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-14 13:49:16,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,695 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,695 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:49:16,696 WARN L623 FunctionHandler]: Unknown extern function dev_driver_string [2022-12-14 13:49:16,696 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 13:49:16,697 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 13:49:16,697 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 13:49:16,697 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:49:16,698 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-14 13:49:16,698 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 13:49:16,698 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 13:49:16,698 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 13:49:16,698 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 13:49:16,699 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:49:16,699 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:49:16,699 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:49:16,699 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:49:16,700 WARN L623 FunctionHandler]: Unknown extern function crc_ccitt [2022-12-14 13:49:16,701 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 13:49:16,705 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 13:49:16,705 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,705 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 13:49:16,706 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:49:16,708 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 13:49:16,708 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,709 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 13:49:16,712 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:16,713 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:16,713 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:16,713 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 13:49:16,716 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 13:49:16,724 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,724 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,724 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,725 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,726 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,726 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,727 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 13:49:16,728 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 13:49:16,731 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 13:49:16,731 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 13:49:16,736 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:49:16,737 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:49:16,767 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 13:49:16,775 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 13:49:16,775 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 13:49:16,775 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 13:49:16,776 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:49:16,776 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 13:49:16,776 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 13:49:16,776 WARN L623 FunctionHandler]: Unknown extern function register_inetaddr_notifier [2022-12-14 13:49:16,777 WARN L623 FunctionHandler]: Unknown extern function unregister_inetaddr_notifier [2022-12-14 13:49:16,777 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 13:49:16,777 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-12-14 13:49:16,777 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 13:49:16,777 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-12-14 13:49:16,780 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 13:49:16,780 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:49:16,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 13:49:16,784 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436411,436424] [2022-12-14 13:49:16,785 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436558,436571] [2022-12-14 13:49:16,785 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436697,436710] [2022-12-14 13:49:16,785 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[436855,436868] [2022-12-14 13:49:16,786 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,787 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,788 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,788 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,788 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,789 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 13:49:16,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:49:16,903 INFO L208 MainTranslator]: Completed translation [2022-12-14 13:49:16,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16 WrapperNode [2022-12-14 13:49:16,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:49:16,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 13:49:16,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 13:49:16,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 13:49:16,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:16,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,120 INFO L138 Inliner]: procedures = 520, calls = 3615, calls flagged for inlining = 326, calls inlined = 303, statements flattened = 8718 [2022-12-14 13:49:17,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 13:49:17,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 13:49:17,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 13:49:17,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 13:49:17,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,320 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 13:49:17,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 13:49:17,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 13:49:17,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 13:49:17,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (1/1) ... [2022-12-14 13:49:17,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:49:17,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:49:17,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 13:49:17,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e30317-8851-4f8f-ad55-861d5e49b81c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 13:49:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 13:49:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 13:49:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 13:49:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 13:49:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-14 13:49:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-14 13:49:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-14 13:49:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-14 13:49:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 13:49:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 13:49:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-12-14 13:49:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-12-14 13:49:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 13:49:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 13:49:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 13:49:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 13:49:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_resume [2022-12-14 13:49:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_resume [2022-12-14 13:49:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_print_link_status [2022-12-14 13:49:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_print_link_status [2022-12-14 13:49:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_registers [2022-12-14 13:49:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_registers [2022-12-14 13:49:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 13:49:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 13:49:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_write [2022-12-14 13:49:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_write [2022-12-14 13:49:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 13:49:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 13:49:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 13:49:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 13:49:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_remove [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_remove [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure enable_flow_control_ability [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_flow_control_ability [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure set_pending_timer_val [2022-12-14 13:49:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pending_timer_val [2022-12-14 13:49:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_up [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_up [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure mac_wol_reset [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_wol_reset [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_down [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_down [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 13:49:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 13:49:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_vlan_cam_mask [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_vlan_cam_mask [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_opt_media_mode [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_opt_media_mode [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_tx_srv [2022-12-14 13:49:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_tx_srv [2022-12-14 13:49:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_rx_refill [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_rx_refill [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure mii_set_auto_on [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_set_auto_on [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-12-14 13:49:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-12-14 13:49:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_save_context [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_save_context [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-14 13:49:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-14 13:49:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_update_hw_mibs [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_update_hw_mibs [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_shutdown [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_shutdown [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure setup_queue_timers [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_queue_timers [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rd_ring [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rd_ring [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 13:49:17,466 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 13:49:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_dma_rings [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_dma_rings [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure safe_disable_mii_autopoll [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_disable_mii_autopoll [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure get_pending_timer_val [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pending_timer_val [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_unregister_notifier [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_unregister_notifier [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 13:49:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-12-14 13:49:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_media_mode [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_media_mode [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_cam_filter [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_cam_filter [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_probe [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_probe [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_pci_remove [2022-12-14 13:49:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_pci_remove [2022-12-14 13:49:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rings [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rings [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mii_autopoll [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mii_autopoll [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-12-14 13:49:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-14 13:49:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_int_opt [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_int_opt [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 13:49:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 13:49:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_cam_mask [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_cam_mask [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_suspend [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_suspend [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_ip [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_ip [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_link [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_link [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 13:49:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-14 13:49:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure setup_adaptive_interrupts [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_adaptive_interrupts [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_power_state [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_power_state [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_close [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_close [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-14 13:49:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-14 13:49:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_bool_opt [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_bool_opt [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rings [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rings [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_intr [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_intr [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-14 13:49:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-14 13:49:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_remove [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_remove [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure check_connection_type [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure check_connection_type [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rx_ring_indexes [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rx_ring_indexes [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_read [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_read [2022-12-14 13:49:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_open [2022-12-14 13:49:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_open [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_give_many_rx_descs [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_give_many_rx_descs [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_multi [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_multi [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_probe [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_probe [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-14 13:49:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_poll_controller [2022-12-14 13:49:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_poll_controller [2022-12-14 13:49:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-12-14 13:49:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-12-14 13:49:18,230 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 13:49:18,233 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 13:49:19,080 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 14:03:08,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-14 14:03:08,687 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:03:19,100 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:03:19,101 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 14:03:19,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:03:19 BoogieIcfgContainer [2022-12-14 14:03:19,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:03:19,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:03:19,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:03:19,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:03:19,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 01:49:13" (1/3) ... [2022-12-14 14:03:19,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7288702d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:03:19, skipping insertion in model container [2022-12-14 14:03:19,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:49:16" (2/3) ... [2022-12-14 14:03:19,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7288702d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:03:19, skipping insertion in model container [2022-12-14 14:03:19,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:03:19" (3/3) ... [2022-12-14 14:03:19,111 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2022-12-14 14:03:19,125 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:03:19,126 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-14 14:03:19,220 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:03:19,226 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;@783b1517, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:03:19,226 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-14 14:03:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand has 2322 states, 1350 states have (on average 1.3096296296296297) internal successors, (1768), 1411 states have internal predecessors, (1768), 840 states have call successors, (840), 133 states have call predecessors, (840), 132 states have return successors, (832), 811 states have call predecessors, (832), 832 states have call successors, (832) [2022-12-14 14:03:19,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 14:03:19,254 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:19,255 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:03:19,256 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:03:19,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:19,260 INFO L85 PathProgramCache]: Analyzing trace with hash 732195903, now seen corresponding path program 1 times [2022-12-14 14:03:19,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:19,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418028607] [2022-12-14 14:03:19,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:19,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:21,599 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-12-14 14:03:21,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:21,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418028607] [2022-12-14 14:03:21,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418028607] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:21,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:21,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:03:21,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326860466] [2022-12-14 14:03:21,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:21,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:03:21,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:21,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:03:21,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:03:21,641 INFO L87 Difference]: Start difference. First operand has 2322 states, 1350 states have (on average 1.3096296296296297) internal successors, (1768), 1411 states have internal predecessors, (1768), 840 states have call successors, (840), 133 states have call predecessors, (840), 132 states have return successors, (832), 811 states have call predecessors, (832), 832 states have call successors, (832) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 14:03:23,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:03:28,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 14:03:30,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:03:32,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:03:32,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:03:32,207 INFO L93 Difference]: Finished difference Result 6810 states and 10166 transitions. [2022-12-14 14:03:32,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:03:32,209 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 166 [2022-12-14 14:03:32,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:03:32,244 INFO L225 Difference]: With dead ends: 6810 [2022-12-14 14:03:32,244 INFO L226 Difference]: Without dead ends: 4506 [2022-12-14 14:03:32,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:03:32,262 INFO L413 NwaCegarLoop]: 3771 mSDtfsCounter, 3337 mSDsluCounter, 2913 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3337 SdHoareTripleChecker+Valid, 6684 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:03:32,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3337 Valid, 6684 Invalid, 903 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 899 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2022-12-14 14:03:32,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4506 states. [2022-12-14 14:03:32,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4506 to 4504. [2022-12-14 14:03:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4504 states, 2619 states have (on average 1.3073692248949982) internal successors, (3424), 2737 states have internal predecessors, (3424), 1621 states have call successors, (1621), 263 states have call predecessors, (1621), 262 states have return successors, (1619), 1577 states have call predecessors, (1619), 1619 states have call successors, (1619) [2022-12-14 14:03:32,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 4504 states and 6664 transitions. [2022-12-14 14:03:32,564 INFO L78 Accepts]: Start accepts. Automaton has 4504 states and 6664 transitions. Word has length 166 [2022-12-14 14:03:32,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:03:32,565 INFO L495 AbstractCegarLoop]: Abstraction has 4504 states and 6664 transitions. [2022-12-14 14:03:32,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 14:03:32,565 INFO L276 IsEmpty]: Start isEmpty. Operand 4504 states and 6664 transitions. [2022-12-14 14:03:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-14 14:03:32,577 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:03:32,577 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:03:32,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:03:32,578 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:03:32,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:03:32,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1693988513, now seen corresponding path program 1 times [2022-12-14 14:03:32,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:03:32,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021490491] [2022-12-14 14:03:32,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:03:32,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:03:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:03:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-12-14 14:03:34,259 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:03:34,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021490491] [2022-12-14 14:03:34,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021490491] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:03:34,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:03:34,260 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:03:34,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495866005] [2022-12-14 14:03:34,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:03:34,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:03:34,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:03:34,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:03:34,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:03:34,262 INFO L87 Difference]: Start difference. First operand 4504 states and 6664 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-14 14:03:36,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:03:40,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []