./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.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_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/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_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/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_2a9ab7d7-a6c4-4674-a15f-83473892919f/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 a82ce6420bb3a33f545de9c61d1c9b088648b3b20e86d3c3faffeeee8d72c08d --- 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 15:53:48,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:53:48,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:53:48,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:53:48,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:53:48,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:53:48,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:53:48,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:53:48,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:53:48,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:53:48,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:53:48,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:53:48,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:53:48,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:53:48,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:53:48,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:53:48,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:53:48,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:53:48,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:53:48,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:53:48,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:53:48,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:53:48,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:53:48,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:53:48,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:53:48,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:53:48,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:53:48,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:53:48,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:53:48,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:53:48,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:53:48,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:53:48,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:53:48,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:53:48,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:53:48,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:53:48,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:53:48,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:53:48,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:53:48,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:53:48,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:53:48,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 15:53:48,545 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:53:48,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:53:48,545 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:53:48,546 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:53:48,546 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:53:48,546 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:53:48,546 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:53:48,547 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:53:48,547 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:53:48,547 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:53:48,547 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:53:48,547 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:53:48,547 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:53:48,548 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:53:48,548 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:53:48,548 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:53:48,548 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:53:48,548 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:53:48,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:53:48,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:53:48,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:53:48,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:53:48,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:53:48,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:53:48,550 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:53:48,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:53:48,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:53:48,550 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:53:48,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:53:48,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:53:48,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:53:48,551 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_2a9ab7d7-a6c4-4674-a15f-83473892919f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a82ce6420bb3a33f545de9c61d1c9b088648b3b20e86d3c3faffeeee8d72c08d [2022-12-14 15:53:48,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:53:48,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:53:48,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:53:48,734 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:53:48,734 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:53:48,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2022-12-14 15:53:51,402 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:53:51,770 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:53:51,770 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2022-12-14 15:53:51,794 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/data/20fe4654d/7f2cc23860df4588a117bd75928d4b0a/FLAG26d58c993 [2022-12-14 15:53:51,804 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/data/20fe4654d/7f2cc23860df4588a117bd75928d4b0a [2022-12-14 15:53:51,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:53:51,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:53:51,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:53:51,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:53:51,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:53:51,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:53:51" (1/1) ... [2022-12-14 15:53:51,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74534356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:51, skipping insertion in model container [2022-12-14 15:53:51,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:53:51" (1/1) ... [2022-12-14 15:53:51,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:53:51,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:53:52,393 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 15:53:52,402 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_trylock [2022-12-14 15:53:52,410 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 15:53:52,514 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 15:53:52,518 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 15:53:52,518 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 15:53:52,524 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 15:53:52,530 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 15:53:52,535 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 15:53:52,555 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 15:53:52,560 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:53:52,561 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 15:53:52,644 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 15:53:52,644 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 15:53:52,683 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 15:53:52,683 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 15:53:52,690 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:53:52,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:53:52,714 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-14 15:53:52,717 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 15:53:52,776 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 15:53:52,821 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 15:53:52,839 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 15:53:52,921 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,921 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,921 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,922 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:52,922 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:52,922 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,922 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:52,923 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-14 15:53:52,923 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:52,923 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,924 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,924 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 15:53:52,924 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:52,928 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:52,928 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:52,932 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 15:53:52,932 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 15:53:52,937 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,951 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:52,972 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:52,974 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,974 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:52,975 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:52,976 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,992 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:52,998 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-14 15:53:52,998 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 15:53:53,012 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,017 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:53,018 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:53,020 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:53,022 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:53,049 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,049 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:53,050 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,056 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:53:53,065 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 15:53:53,065 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,066 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 15:53:53,068 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,068 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 15:53:53,073 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,073 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,073 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,074 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,074 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,074 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,075 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,075 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,075 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,076 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,076 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,076 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,077 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,077 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,077 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,078 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,078 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,079 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,079 WARN L623 FunctionHandler]: Unknown extern function csum_partial_copy_nocheck [2022-12-14 15:53:53,079 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,079 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,080 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,080 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,080 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,081 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,081 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,082 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,082 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,083 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,083 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,083 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,084 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,084 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,084 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,088 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,089 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,089 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,089 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,090 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,090 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,090 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,091 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,091 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,091 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,091 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,092 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,116 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 15:53:53,116 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 15:53:53,116 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 15:53:53,117 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 15:53:53,118 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 15:53:53,127 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 15:53:53,127 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,128 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,132 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,132 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,133 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,133 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,133 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 15:53:53,133 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,137 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 15:53:53,142 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,143 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,143 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 15:53:53,144 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:53:53,144 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 15:53:53,148 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 15:53:53,148 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 15:53:53,148 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,152 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,153 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,156 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,156 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,157 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,161 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,162 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:53,162 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,163 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,163 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,167 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 15:53:53,168 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,169 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 15:53:53,173 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,174 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,174 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,178 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,179 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,179 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,183 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,184 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,184 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 15:53:53,188 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 15:53:53,189 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 15:53:53,189 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,189 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,190 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,191 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,191 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-14 15:53:53,191 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:53,195 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-14 15:53:53,195 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,196 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,196 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,196 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,196 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,197 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,197 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,197 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:53,197 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,197 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,198 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,198 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:53,198 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:53,198 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-14 15:53:53,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:53:53,204 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 15:53:53,204 WARN L623 FunctionHandler]: Unknown extern function pci_set_mwi [2022-12-14 15:53:53,206 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 15:53:53,206 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-14 15:53:53,208 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 15:53:53,208 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 15:53:53,210 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 15:53:53,211 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 15:53:53,212 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 15:53:53,213 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 15:53:53,213 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 15:53:53,214 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-14 15:53:53,214 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 15:53:53,214 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-14 15:53:53,214 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:53:53,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:53:53,219 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 15:53:53,219 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 15:53:53,219 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-14 15:53:53,219 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 15:53:53,220 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-14 15:53:53,220 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:53:53,228 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 15:53:53,410 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 15:53:53,410 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 15:53:53,411 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 15:53:53,412 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-14 15:53:53,413 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 15:53:53,415 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 15:53:53,416 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 15:53:53,422 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 15:53:53,423 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 15:53:53,428 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:53:53,428 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:53:53,428 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 15:53:53,429 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 15:53:53,430 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 15:53:53,430 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 15:53:53,430 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 15:53:53,431 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 15:53:53,431 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 15:53:53,481 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 15:53:53,488 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,539 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,542 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,546 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,550 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,564 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,568 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,572 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,576 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,580 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,594 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,598 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,602 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,606 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,610 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,624 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,625 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,625 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,625 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,629 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,643 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,647 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,651 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,655 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,658 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,683 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,686 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,690 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,694 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,697 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,711 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,715 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,718 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,722 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,725 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,739 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,745 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,749 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,754 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,759 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,775 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,779 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,783 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,786 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,790 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,804 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,807 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,811 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,815 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,819 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,836 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,841 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,845 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,849 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,865 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,870 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,875 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,879 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,884 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,901 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,902 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,902 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,902 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,902 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,902 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,903 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,903 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,903 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,903 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,903 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,904 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,904 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:53,922 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342349,342362] [2022-12-14 15:53:53,925 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342494,342507] [2022-12-14 15:53:53,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:53:53,964 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 15:53:54,021 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 15:53:54,021 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_trylock [2022-12-14 15:53:54,022 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 15:53:54,025 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 15:53:54,026 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 15:53:54,026 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 15:53:54,037 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 15:53:54,038 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 15:53:54,039 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 15:53:54,041 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 15:53:54,042 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:53:54,042 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 15:53:54,046 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 15:53:54,047 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 15:53:54,048 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 15:53:54,048 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 15:53:54,049 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:53:54,049 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:53:54,050 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-14 15:53:54,051 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-14 15:53:54,051 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-14 15:53:54,053 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 15:53:54,054 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 15:53:54,058 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,058 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,058 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,058 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,059 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,059 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,059 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,059 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-14 15:53:54,059 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,060 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,060 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,060 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 15:53:54,060 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,061 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,061 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,061 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 15:53:54,061 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 15:53:54,062 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,065 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,067 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,069 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,069 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,070 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,070 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,076 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,078 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-14 15:53:54,078 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-14 15:53:54,082 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,083 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:54,084 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:54,084 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:54,085 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 15:53:54,090 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,090 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,090 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,093 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:53:54,094 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 15:53:54,094 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,095 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 15:53:54,096 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,096 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 15:53:54,097 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,098 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,098 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,098 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,098 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,099 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,099 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,099 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,099 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,100 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,100 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,100 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,100 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,101 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,101 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,101 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,102 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,102 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,102 WARN L623 FunctionHandler]: Unknown extern function csum_partial_copy_nocheck [2022-12-14 15:53:54,102 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,103 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,103 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,103 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,103 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,103 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,104 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,104 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,104 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,105 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,105 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,105 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,105 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,106 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,106 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,106 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,107 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,107 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,107 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,107 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,108 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,108 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,108 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,109 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,109 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,109 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,109 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,115 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 15:53:54,115 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 15:53:54,115 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 15:53:54,116 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-14 15:53:54,116 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-14 15:53:54,118 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-14 15:53:54,118 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,119 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,119 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,120 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,120 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,120 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,120 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-14 15:53:54,121 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,121 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 15:53:54,122 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,123 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,123 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 15:53:54,123 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:53:54,124 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 15:53:54,124 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 15:53:54,124 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 15:53:54,124 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,125 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,125 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,128 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,128 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,129 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,129 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,130 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,130 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,131 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,131 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,132 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 15:53:54,132 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,133 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 15:53:54,133 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,134 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,134 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,135 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,135 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,135 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,136 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,136 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,136 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-14 15:53:54,137 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 15:53:54,138 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-14 15:53:54,138 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,138 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,139 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,139 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,139 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-14 15:53:54,140 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-14 15:53:54,140 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-14 15:53:54,140 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,140 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:53:54,141 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,142 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,142 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,142 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 15:53:54,142 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 15:53:54,142 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-14 15:53:54,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:53:54,144 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 15:53:54,144 WARN L623 FunctionHandler]: Unknown extern function pci_set_mwi [2022-12-14 15:53:54,145 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 15:53:54,146 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-14 15:53:54,147 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 15:53:54,147 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 15:53:54,148 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-14 15:53:54,149 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 15:53:54,149 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 15:53:54,150 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-14 15:53:54,150 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-14 15:53:54,151 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-14 15:53:54,151 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 15:53:54,151 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-14 15:53:54,151 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:53:54,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:53:54,152 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 15:53:54,152 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 15:53:54,152 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-14 15:53:54,152 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 15:53:54,152 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-14 15:53:54,152 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:53:54,153 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 15:53:54,156 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-14 15:53:54,157 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-14 15:53:54,157 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-14 15:53:54,157 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-14 15:53:54,158 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 15:53:54,160 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 15:53:54,160 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 15:53:54,164 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 15:53:54,164 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 15:53:54,170 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:53:54,170 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:53:54,170 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-14 15:53:54,171 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 15:53:54,171 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 15:53:54,171 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-14 15:53:54,171 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 15:53:54,171 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 15:53:54,171 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 15:53:54,173 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 15:53:54,174 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,176 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,177 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,177 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,177 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,178 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,179 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,180 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,181 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,181 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,181 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,181 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,182 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,182 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,182 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,182 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,183 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,183 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,183 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,184 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,184 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,184 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,184 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,185 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,185 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,185 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,185 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,186 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,186 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,186 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,187 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,187 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,187 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,189 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,189 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,189 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,190 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,190 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,190 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,190 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,191 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,191 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,191 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,191 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,192 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,217 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,217 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,217 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,218 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,218 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,218 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,219 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,220 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,220 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 15:53:54,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342349,342362] [2022-12-14 15:53:54,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342494,342507] [2022-12-14 15:53:54,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:53:54,317 INFO L208 MainTranslator]: Completed translation [2022-12-14 15:53:54,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54 WrapperNode [2022-12-14 15:53:54,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:53:54,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 15:53:54,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 15:53:54,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 15:53:54,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,512 INFO L138 Inliner]: procedures = 455, calls = 2232, calls flagged for inlining = 223, calls inlined = 189, statements flattened = 5119 [2022-12-14 15:53:54,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 15:53:54,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 15:53:54,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 15:53:54,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 15:53:54,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,659 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 15:53:54,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 15:53:54,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 15:53:54,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 15:53:54,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (1/1) ... [2022-12-14 15:53:54,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:53:54,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:53:54,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 15:53:54,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 15:53:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 15:53:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 15:53:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 15:53:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 15:53:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-14 15:53:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-14 15:53:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-14 15:53:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-14 15:53:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 15:53:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 15:53:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-14 15:53:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wakeup [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wakeup [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wait_status [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wait_status [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_set_rx_mode [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_set_rx_mode [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-12-14 15:53:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-12-14 15:53:54,750 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 15:53:54,751 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-14 15:53:54,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_clean_tx [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_clean_tx [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_stop_runtime [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_stop_runtime [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_resume [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_resume [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_rxfree_index [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_rxfree_index [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_remove_one [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_remove_one [2022-12-14 15:53:54,752 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 15:53:54,752 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 15:53:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 15:53:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 15:53:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-14 15:53:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 15:53:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 15:53:54,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 15:53:54,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_close [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_close [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_tx_timeout [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_tx_timeout [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_alloc_rx_skb [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_alloc_rx_skb [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_issue_command [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_issue_command [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-14 15:53:54,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-14 15:53:54,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_process_response [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_process_response [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-14 15:53:54,755 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-12-14 15:53:54,755 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_num_free_tx [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_num_free_tx [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_reset [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_reset [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_cmd_index [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_cmd_index [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 15:53:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_fill_free_ring [2022-12-14 15:53:54,756 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_fill_free_ring [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 15:53:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-14 15:53:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 15:53:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 15:53:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-14 15:53:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-14 15:53:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-14 15:53:54,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wait_interrupt [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wait_interrupt [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_boot_3XP [2022-12-14 15:53:54,758 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_boot_3XP [2022-12-14 15:53:54,758 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 15:53:54,759 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 15:53:54,759 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_free_rx_rings [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_free_rx_rings [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_do_get_stats [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_do_get_stats [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_num_free [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_num_free [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_sleep [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_sleep [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2022-12-14 15:53:54,760 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_init_rings [2022-12-14 15:53:54,760 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_init_rings [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_open [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_open [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_start_runtime [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_start_runtime [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_index [2022-12-14 15:53:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_index [2022-12-14 15:53:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-14 15:53:54,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-14 15:53:55,318 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 15:53:55,322 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 15:53:55,379 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 15:54:01,216 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-14 15:54:01,302 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 15:54:02,099 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 15:54:02,099 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 15:54:02,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:54:02 BoogieIcfgContainer [2022-12-14 15:54:02,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 15:54:02,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 15:54:02,104 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 15:54:02,107 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 15:54:02,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:53:51" (1/3) ... [2022-12-14 15:54:02,107 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de3529e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:54:02, skipping insertion in model container [2022-12-14 15:54:02,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:53:54" (2/3) ... [2022-12-14 15:54:02,107 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de3529e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:54:02, skipping insertion in model container [2022-12-14 15:54:02,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:54:02" (3/3) ... [2022-12-14 15:54:02,108 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2022-12-14 15:54:02,123 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 15:54:02,123 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 15:54:02,202 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 15:54:02,209 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;@214d9492, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 15:54:02,209 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 15:54:02,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 1326 states, 760 states have (on average 1.3) internal successors, (988), 782 states have internal predecessors, (988), 472 states have call successors, (472), 94 states have call predecessors, (472), 93 states have return successors, (467), 461 states have call predecessors, (467), 467 states have call successors, (467) [2022-12-14 15:54:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-12-14 15:54:02,244 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:02,245 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:02,245 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:02,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:02,249 INFO L85 PathProgramCache]: Analyzing trace with hash -2068014904, now seen corresponding path program 1 times [2022-12-14 15:54:02,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:02,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852272317] [2022-12-14 15:54:02,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:02,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-14 15:54:02,882 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:02,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852272317] [2022-12-14 15:54:02,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852272317] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:02,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:02,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:54:02,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247066366] [2022-12-14 15:54:02,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:02,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:54:02,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:02,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:54:02,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:54:02,917 INFO L87 Difference]: Start difference. First operand has 1326 states, 760 states have (on average 1.3) internal successors, (988), 782 states have internal predecessors, (988), 472 states have call successors, (472), 94 states have call predecessors, (472), 93 states have return successors, (467), 461 states have call predecessors, (467), 467 states have call successors, (467) Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-14 15:54:05,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:08,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:08,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:08,813 INFO L93 Difference]: Finished difference Result 3447 states and 5028 transitions. [2022-12-14 15:54:08,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:54:08,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 167 [2022-12-14 15:54:08,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:08,849 INFO L225 Difference]: With dead ends: 3447 [2022-12-14 15:54:08,849 INFO L226 Difference]: Without dead ends: 2081 [2022-12-14 15:54:08,859 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 15:54:08,861 INFO L413 NwaCegarLoop]: 1983 mSDtfsCounter, 1157 mSDsluCounter, 1654 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 3637 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:08,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1159 Valid, 3637 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 514 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2022-12-14 15:54:08,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2081 states. [2022-12-14 15:54:08,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2081 to 2077. [2022-12-14 15:54:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2077 states, 1222 states have (on average 1.295417348608838) internal successors, (1583), 1255 states have internal predecessors, (1583), 700 states have call successors, (700), 155 states have call predecessors, (700), 154 states have return successors, (700), 690 states have call predecessors, (700), 700 states have call successors, (700) [2022-12-14 15:54:08,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2983 transitions. [2022-12-14 15:54:08,990 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2983 transitions. Word has length 167 [2022-12-14 15:54:08,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:08,991 INFO L495 AbstractCegarLoop]: Abstraction has 2077 states and 2983 transitions. [2022-12-14 15:54:08,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-14 15:54:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2983 transitions. [2022-12-14 15:54:08,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 15:54:08,999 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:08,999 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:08,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 15:54:08,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:09,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:09,000 INFO L85 PathProgramCache]: Analyzing trace with hash 65001766, now seen corresponding path program 1 times [2022-12-14 15:54:09,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:09,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083404977] [2022-12-14 15:54:09,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:09,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2022-12-14 15:54:09,269 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:09,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083404977] [2022-12-14 15:54:09,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083404977] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:09,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:09,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:54:09,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479619736] [2022-12-14 15:54:09,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:09,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:54:09,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:09,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:54:09,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:54:09,273 INFO L87 Difference]: Start difference. First operand 2077 states and 2983 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-14 15:54:11,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:13,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:15,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:15,543 INFO L93 Difference]: Finished difference Result 5279 states and 7553 transitions. [2022-12-14 15:54:15,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:54:15,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 184 [2022-12-14 15:54:15,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:15,576 INFO L225 Difference]: With dead ends: 5279 [2022-12-14 15:54:15,576 INFO L226 Difference]: Without dead ends: 3219 [2022-12-14 15:54:15,583 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 15:54:15,583 INFO L413 NwaCegarLoop]: 2001 mSDtfsCounter, 1495 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 3582 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:15,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1496 Valid, 3582 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 490 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2022-12-14 15:54:15,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2022-12-14 15:54:15,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 3214. [2022-12-14 15:54:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 1890 states have (on average 1.2835978835978836) internal successors, (2426), 1944 states have internal predecessors, (2426), 1077 states have call successors, (1077), 249 states have call predecessors, (1077), 246 states have return successors, (1078), 1057 states have call predecessors, (1078), 1077 states have call successors, (1078) [2022-12-14 15:54:15,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 4581 transitions. [2022-12-14 15:54:15,699 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 4581 transitions. Word has length 184 [2022-12-14 15:54:15,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:15,699 INFO L495 AbstractCegarLoop]: Abstraction has 3214 states and 4581 transitions. [2022-12-14 15:54:15,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-14 15:54:15,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 4581 transitions. [2022-12-14 15:54:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-14 15:54:15,704 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:15,705 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 15:54:15,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 15:54:15,705 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:15,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:15,706 INFO L85 PathProgramCache]: Analyzing trace with hash 766398381, now seen corresponding path program 1 times [2022-12-14 15:54:15,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:15,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102713092] [2022-12-14 15:54:15,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:15,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:16,035 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-12-14 15:54:16,035 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:16,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102713092] [2022-12-14 15:54:16,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102713092] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:16,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:16,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:54:16,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569495450] [2022-12-14 15:54:16,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:16,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:54:16,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:16,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:54:16,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:54:16,038 INFO L87 Difference]: Start difference. First operand 3214 states and 4581 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-14 15:54:18,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:20,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:22,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:22,530 INFO L93 Difference]: Finished difference Result 7317 states and 10428 transitions. [2022-12-14 15:54:22,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:54:22,530 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 210 [2022-12-14 15:54:22,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:22,550 INFO L225 Difference]: With dead ends: 7317 [2022-12-14 15:54:22,550 INFO L226 Difference]: Without dead ends: 4120 [2022-12-14 15:54:22,565 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 15:54:22,567 INFO L413 NwaCegarLoop]: 2593 mSDtfsCounter, 1114 mSDsluCounter, 1596 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 4189 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:22,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1116 Valid, 4189 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 649 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2022-12-14 15:54:22,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4120 states. [2022-12-14 15:54:22,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4120 to 4115. [2022-12-14 15:54:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4115 states, 2439 states have (on average 1.2820828208282082) internal successors, (3127), 2506 states have internal predecessors, (3127), 1355 states have call successors, (1355), 324 states have call predecessors, (1355), 320 states have return successors, (1356), 1330 states have call predecessors, (1356), 1355 states have call successors, (1356) [2022-12-14 15:54:22,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 4115 states and 5838 transitions. [2022-12-14 15:54:22,750 INFO L78 Accepts]: Start accepts. Automaton has 4115 states and 5838 transitions. Word has length 210 [2022-12-14 15:54:22,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:22,751 INFO L495 AbstractCegarLoop]: Abstraction has 4115 states and 5838 transitions. [2022-12-14 15:54:22,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-14 15:54:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 4115 states and 5838 transitions. [2022-12-14 15:54:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-12-14 15:54:22,754 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:22,755 INFO L195 NwaCegarLoop]: trace histogram [14, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:22,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 15:54:22,755 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:22,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:22,755 INFO L85 PathProgramCache]: Analyzing trace with hash -727778216, now seen corresponding path program 1 times [2022-12-14 15:54:22,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:22,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703533169] [2022-12-14 15:54:22,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:22,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2022-12-14 15:54:23,067 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:23,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703533169] [2022-12-14 15:54:23,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703533169] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:23,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:23,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:54:23,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970485564] [2022-12-14 15:54:23,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:23,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:54:23,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:23,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:54:23,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:54:23,068 INFO L87 Difference]: Start difference. First operand 4115 states and 5838 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-14 15:54:25,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:27,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:28,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:28,699 INFO L93 Difference]: Finished difference Result 8245 states and 11798 transitions. [2022-12-14 15:54:28,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:54:28,699 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 272 [2022-12-14 15:54:28,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:28,714 INFO L225 Difference]: With dead ends: 8245 [2022-12-14 15:54:28,714 INFO L226 Difference]: Without dead ends: 4147 [2022-12-14 15:54:28,725 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 15:54:28,726 INFO L413 NwaCegarLoop]: 1636 mSDtfsCounter, 5 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 3268 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:28,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 3268 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 463 Invalid, 2 Unknown, 0 Unchecked, 5.5s Time] [2022-12-14 15:54:28,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4147 states. [2022-12-14 15:54:28,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4147 to 4119. [2022-12-14 15:54:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4119 states, 2443 states have (on average 1.281620957838723) internal successors, (3131), 2510 states have internal predecessors, (3131), 1355 states have call successors, (1355), 324 states have call predecessors, (1355), 320 states have return successors, (1356), 1330 states have call predecessors, (1356), 1355 states have call successors, (1356) [2022-12-14 15:54:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 4119 states and 5842 transitions. [2022-12-14 15:54:28,844 INFO L78 Accepts]: Start accepts. Automaton has 4119 states and 5842 transitions. Word has length 272 [2022-12-14 15:54:28,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:28,845 INFO L495 AbstractCegarLoop]: Abstraction has 4119 states and 5842 transitions. [2022-12-14 15:54:28,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-14 15:54:28,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 5842 transitions. [2022-12-14 15:54:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-12-14 15:54:28,849 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:28,849 INFO L195 NwaCegarLoop]: trace histogram [14, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:28,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 15:54:28,850 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:28,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:28,850 INFO L85 PathProgramCache]: Analyzing trace with hash 460435206, now seen corresponding path program 1 times [2022-12-14 15:54:28,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:28,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814257949] [2022-12-14 15:54:28,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:28,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:29,276 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2022-12-14 15:54:29,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:29,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814257949] [2022-12-14 15:54:29,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814257949] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:29,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:29,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:54:29,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302269087] [2022-12-14 15:54:29,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:29,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:54:29,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:29,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:54:29,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:54:29,278 INFO L87 Difference]: Start difference. First operand 4119 states and 5842 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-12-14 15:54:32,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:34,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:35,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:35,661 INFO L93 Difference]: Finished difference Result 9232 states and 13073 transitions. [2022-12-14 15:54:35,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:54:35,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 274 [2022-12-14 15:54:35,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:35,679 INFO L225 Difference]: With dead ends: 9232 [2022-12-14 15:54:35,679 INFO L226 Difference]: Without dead ends: 5130 [2022-12-14 15:54:35,691 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 15:54:35,691 INFO L413 NwaCegarLoop]: 2595 mSDtfsCounter, 1263 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 4101 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:35,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1265 Valid, 4101 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 632 Invalid, 2 Unknown, 0 Unchecked, 6.2s Time] [2022-12-14 15:54:35,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-12-14 15:54:35,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 5124. [2022-12-14 15:54:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5124 states, 3045 states have (on average 1.2801313628899835) internal successors, (3898), 3129 states have internal predecessors, (3898), 1663 states have call successors, (1663), 420 states have call predecessors, (1663), 415 states have return successors, (1664), 1631 states have call predecessors, (1664), 1663 states have call successors, (1664) [2022-12-14 15:54:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5124 states to 5124 states and 7225 transitions. [2022-12-14 15:54:35,862 INFO L78 Accepts]: Start accepts. Automaton has 5124 states and 7225 transitions. Word has length 274 [2022-12-14 15:54:35,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:35,862 INFO L495 AbstractCegarLoop]: Abstraction has 5124 states and 7225 transitions. [2022-12-14 15:54:35,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-12-14 15:54:35,863 INFO L276 IsEmpty]: Start isEmpty. Operand 5124 states and 7225 transitions. [2022-12-14 15:54:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-12-14 15:54:35,868 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:35,868 INFO L195 NwaCegarLoop]: trace histogram [18, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:35,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 15:54:35,869 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:35,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:35,869 INFO L85 PathProgramCache]: Analyzing trace with hash -2087873561, now seen corresponding path program 1 times [2022-12-14 15:54:35,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:35,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087941964] [2022-12-14 15:54:35,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:35,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 724 trivial. 0 not checked. [2022-12-14 15:54:39,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:39,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087941964] [2022-12-14 15:54:39,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087941964] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:39,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:39,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 15:54:39,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070065805] [2022-12-14 15:54:39,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:39,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 15:54:39,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:39,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 15:54:39,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 15:54:39,182 INFO L87 Difference]: Start difference. First operand 5124 states and 7225 transitions. Second operand has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) [2022-12-14 15:54:43,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:47,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:48,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:48,068 INFO L93 Difference]: Finished difference Result 6388 states and 8955 transitions. [2022-12-14 15:54:48,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 15:54:48,069 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) Word has length 340 [2022-12-14 15:54:48,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:48,096 INFO L225 Difference]: With dead ends: 6388 [2022-12-14 15:54:48,096 INFO L226 Difference]: Without dead ends: 6386 [2022-12-14 15:54:48,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-14 15:54:48,099 INFO L413 NwaCegarLoop]: 1914 mSDtfsCounter, 1052 mSDsluCounter, 6725 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 8639 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:48,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1065 Valid, 8639 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1779 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2022-12-14 15:54:48,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6386 states. [2022-12-14 15:54:48,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6386 to 6313. [2022-12-14 15:54:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6313 states, 3761 states have (on average 1.272002127093858) internal successors, (4784), 3873 states have internal predecessors, (4784), 2023 states have call successors, (2023), 539 states have call predecessors, (2023), 528 states have return successors, (2032), 1970 states have call predecessors, (2032), 2023 states have call successors, (2032) [2022-12-14 15:54:48,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6313 states to 6313 states and 8839 transitions. [2022-12-14 15:54:48,372 INFO L78 Accepts]: Start accepts. Automaton has 6313 states and 8839 transitions. Word has length 340 [2022-12-14 15:54:48,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:48,373 INFO L495 AbstractCegarLoop]: Abstraction has 6313 states and 8839 transitions. [2022-12-14 15:54:48,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) [2022-12-14 15:54:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 6313 states and 8839 transitions. [2022-12-14 15:54:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2022-12-14 15:54:48,385 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:48,385 INFO L195 NwaCegarLoop]: trace histogram [19, 12, 12, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:48,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 15:54:48,385 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:48,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:48,386 INFO L85 PathProgramCache]: Analyzing trace with hash 66527320, now seen corresponding path program 1 times [2022-12-14 15:54:48,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:48,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522122633] [2022-12-14 15:54:48,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:48,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:48,472 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:54:48,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1049244258] [2022-12-14 15:54:48,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:48,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:54:48,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:54:48,474 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:54:48,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 15:54:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:49,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 4222 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 15:54:49,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:54:49,424 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 785 trivial. 0 not checked. [2022-12-14 15:54:49,424 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:54:49,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:49,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522122633] [2022-12-14 15:54:49,424 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:54:49,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049244258] [2022-12-14 15:54:49,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049244258] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:49,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:49,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:54:49,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956801326] [2022-12-14 15:54:49,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:49,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:54:49,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:49,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:54:49,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:54:49,426 INFO L87 Difference]: Start difference. First operand 6313 states and 8839 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2022-12-14 15:54:52,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:54,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:54:56,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:54:56,013 INFO L93 Difference]: Finished difference Result 14143 states and 19798 transitions. [2022-12-14 15:54:56,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:54:56,013 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 410 [2022-12-14 15:54:56,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:54:56,046 INFO L225 Difference]: With dead ends: 14143 [2022-12-14 15:54:56,047 INFO L226 Difference]: Without dead ends: 7865 [2022-12-14 15:54:56,062 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 408 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 15:54:56,063 INFO L413 NwaCegarLoop]: 2634 mSDtfsCounter, 1312 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 4208 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-14 15:54:56,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1315 Valid, 4208 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 654 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2022-12-14 15:54:56,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7865 states. [2022-12-14 15:54:56,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7865 to 7859. [2022-12-14 15:54:56,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7859 states, 4674 states have (on average 1.267864783910997) internal successors, (5926), 4813 states have internal predecessors, (5926), 2512 states have call successors, (2512), 690 states have call predecessors, (2512), 672 states have return successors, (2521), 2443 states have call predecessors, (2521), 2512 states have call successors, (2521) [2022-12-14 15:54:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7859 states to 7859 states and 10959 transitions. [2022-12-14 15:54:56,396 INFO L78 Accepts]: Start accepts. Automaton has 7859 states and 10959 transitions. Word has length 410 [2022-12-14 15:54:56,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:54:56,396 INFO L495 AbstractCegarLoop]: Abstraction has 7859 states and 10959 transitions. [2022-12-14 15:54:56,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2022-12-14 15:54:56,397 INFO L276 IsEmpty]: Start isEmpty. Operand 7859 states and 10959 transitions. [2022-12-14 15:54:56,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2022-12-14 15:54:56,411 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:54:56,412 INFO L195 NwaCegarLoop]: trace histogram [19, 12, 12, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:54:56,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 15:54:56,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:54:56,613 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:54:56,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:54:56,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1273482733, now seen corresponding path program 1 times [2022-12-14 15:54:56,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:54:56,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023500860] [2022-12-14 15:54:56,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:56,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:54:56,811 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:54:56,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1302344541] [2022-12-14 15:54:56,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:54:56,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:54:56,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:54:56,812 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:54:56,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 15:54:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:54:57,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 4464 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 15:54:57,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:54:57,760 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2022-12-14 15:54:57,760 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:54:57,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:54:57,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023500860] [2022-12-14 15:54:57,761 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:54:57,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1302344541] [2022-12-14 15:54:57,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1302344541] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:54:57,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:54:57,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 15:54:57,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213611033] [2022-12-14 15:54:57,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:54:57,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 15:54:57,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:54:57,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 15:54:57,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 15:54:57,762 INFO L87 Difference]: Start difference. First operand 7859 states and 10959 transitions. Second operand has 5 states, 5 states have (on average 37.0) internal successors, (185), 4 states have internal predecessors, (185), 2 states have call successors, (69), 2 states have call predecessors, (69), 3 states have return successors, (63), 3 states have call predecessors, (63), 2 states have call successors, (63) [2022-12-14 15:55:01,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:03,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:04,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:55:04,873 INFO L93 Difference]: Finished difference Result 15701 states and 21905 transitions. [2022-12-14 15:55:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 15:55:04,874 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 4 states have internal predecessors, (185), 2 states have call successors, (69), 2 states have call predecessors, (69), 3 states have return successors, (63), 3 states have call predecessors, (63), 2 states have call successors, (63) Word has length 464 [2022-12-14 15:55:04,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:55:04,895 INFO L225 Difference]: With dead ends: 15701 [2022-12-14 15:55:04,896 INFO L226 Difference]: Without dead ends: 7877 [2022-12-14 15:55:04,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 460 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 15:55:04,910 INFO L413 NwaCegarLoop]: 1638 mSDtfsCounter, 13 mSDsluCounter, 4878 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 6516 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-12-14 15:55:04,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 6516 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 928 Invalid, 2 Unknown, 0 Unchecked, 6.8s Time] [2022-12-14 15:55:04,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7877 states. [2022-12-14 15:55:05,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7877 to 7871. [2022-12-14 15:55:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7871 states, 4683 states have (on average 1.2673499893230835) internal successors, (5935), 4822 states have internal predecessors, (5935), 2512 states have call successors, (2512), 690 states have call predecessors, (2512), 675 states have return successors, (2527), 2446 states have call predecessors, (2527), 2512 states have call successors, (2527) [2022-12-14 15:55:05,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7871 states to 7871 states and 10974 transitions. [2022-12-14 15:55:05,334 INFO L78 Accepts]: Start accepts. Automaton has 7871 states and 10974 transitions. Word has length 464 [2022-12-14 15:55:05,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:55:05,334 INFO L495 AbstractCegarLoop]: Abstraction has 7871 states and 10974 transitions. [2022-12-14 15:55:05,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 4 states have internal predecessors, (185), 2 states have call successors, (69), 2 states have call predecessors, (69), 3 states have return successors, (63), 3 states have call predecessors, (63), 2 states have call successors, (63) [2022-12-14 15:55:05,335 INFO L276 IsEmpty]: Start isEmpty. Operand 7871 states and 10974 transitions. [2022-12-14 15:55:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-12-14 15:55:05,356 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:55:05,357 INFO L195 NwaCegarLoop]: trace histogram [20, 13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:55:05,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 15:55:05,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-12-14 15:55:05,557 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:55:05,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:55:05,558 INFO L85 PathProgramCache]: Analyzing trace with hash -589221831, now seen corresponding path program 1 times [2022-12-14 15:55:05,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:55:05,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950949297] [2022-12-14 15:55:05,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:55:05,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:55:05,704 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:55:05,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [787233] [2022-12-14 15:55:05,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:55:05,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:55:05,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:55:05,706 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:55:05,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 15:55:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:55:06,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 4658 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 15:55:06,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:55:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 803 trivial. 0 not checked. [2022-12-14 15:55:06,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 15:55:06,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:55:06,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950949297] [2022-12-14 15:55:06,876 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:55:06,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787233] [2022-12-14 15:55:06,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787233] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:55:06,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:55:06,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 15:55:06,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639975444] [2022-12-14 15:55:06,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:55:06,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 15:55:06,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:55:06,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 15:55:06,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 15:55:06,879 INFO L87 Difference]: Start difference. First operand 7871 states and 10974 transitions. Second operand has 6 states, 5 states have (on average 39.0) internal successors, (195), 5 states have internal predecessors, (195), 3 states have call successors, (72), 2 states have call predecessors, (72), 3 states have return successors, (66), 4 states have call predecessors, (66), 3 states have call successors, (66) [2022-12-14 15:55:10,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:12,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:14,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:16,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:18,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:20,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:55:22,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:55:22,558 INFO L93 Difference]: Finished difference Result 15763 states and 22087 transitions. [2022-12-14 15:55:22,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 15:55:22,559 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 39.0) internal successors, (195), 5 states have internal predecessors, (195), 3 states have call successors, (72), 2 states have call predecessors, (72), 3 states have return successors, (66), 4 states have call predecessors, (66), 3 states have call successors, (66) Word has length 476 [2022-12-14 15:55:22,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:55:22,590 INFO L225 Difference]: With dead ends: 15763 [2022-12-14 15:55:22,590 INFO L226 Difference]: Without dead ends: 7927 [2022-12-14 15:55:22,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 471 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-14 15:55:22,605 INFO L413 NwaCegarLoop]: 1641 mSDtfsCounter, 21 mSDsluCounter, 6516 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 8157 SdHoareTripleChecker+Invalid, 1171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-12-14 15:55:22,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 8157 Invalid, 1171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1167 Invalid, 3 Unknown, 0 Unchecked, 15.3s Time] [2022-12-14 15:55:22,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-12-14 15:55:22,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 7903. [2022-12-14 15:55:22,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7903 states, 4707 states have (on average 1.2659868281283195) internal successors, (5959), 4846 states have internal predecessors, (5959), 2512 states have call successors, (2512), 690 states have call predecessors, (2512), 683 states have return successors, (2568), 2454 states have call predecessors, (2568), 2512 states have call successors, (2568) [2022-12-14 15:55:22,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7903 states to 7903 states and 11039 transitions. [2022-12-14 15:55:22,977 INFO L78 Accepts]: Start accepts. Automaton has 7903 states and 11039 transitions. Word has length 476 [2022-12-14 15:55:22,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:55:22,978 INFO L495 AbstractCegarLoop]: Abstraction has 7903 states and 11039 transitions. [2022-12-14 15:55:22,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 39.0) internal successors, (195), 5 states have internal predecessors, (195), 3 states have call successors, (72), 2 states have call predecessors, (72), 3 states have return successors, (66), 4 states have call predecessors, (66), 3 states have call successors, (66) [2022-12-14 15:55:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 7903 states and 11039 transitions. [2022-12-14 15:55:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-12-14 15:55:22,993 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:55:22,993 INFO L195 NwaCegarLoop]: trace histogram [20, 13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:55:23,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 15:55:23,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:55:23,194 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:55:23,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:55:23,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1064467072, now seen corresponding path program 1 times [2022-12-14 15:55:23,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:55:23,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090146984] [2022-12-14 15:55:23,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:55:23,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:55:23,293 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 15:55:23,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [805301494] [2022-12-14 15:55:23,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:55:23,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 15:55:23,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:55:23,294 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 15:55:23,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a9ab7d7-a6c4-4674-a15f-83473892919f/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 15:55:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:55:24,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 4669 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 15:55:24,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 15:55:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 184 proven. 1 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2022-12-14 15:55:24,396 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 15:55:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 45 proven. 8 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-12-14 15:55:24,705 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:55:24,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090146984] [2022-12-14 15:55:24,705 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 15:55:24,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805301494] [2022-12-14 15:55:24,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [805301494] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 15:55:24,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [941661507] [2022-12-14 15:55:24,726 INFO L159 IcfgInterpreter]: Started Sifa with 255 locations of interest [2022-12-14 15:55:24,726 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 15:55:24,729 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 15:55:24,733 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 15:55:24,733 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:07:06,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 16:07:06,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 16:07:10,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:10,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:11,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:11,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:13,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:13,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:13,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:13,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 16:07:24,946 INFO L321 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2022-12-14 16:07:24,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 40 treesize of output 37 [2022-12-14 16:07:25,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-12-14 16:07:25,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-12-14 16:07:25,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-12-14 16:07:25,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-12-14 16:07:26,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-12-14 16:07:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:07:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:07:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:07:30,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16