./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.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_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3151b52776d19e2fb44a194d473cc3c38f1eb2b68210144e38eb8a78a9b4d4f9 --- 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 [2022-12-13 15:34:35,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:34:35,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:34:35,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:34:35,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:34:35,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:34:35,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:34:35,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:34:35,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:34:35,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:34:35,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:34:35,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:34:35,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:34:35,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:34:35,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:34:35,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:34:35,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:34:35,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:34:35,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:34:35,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:34:35,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:34:35,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:34:35,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:34:35,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:34:35,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:34:35,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:34:35,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:34:35,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:34:35,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:34:35,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:34:35,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:34:35,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:34:35,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:34:35,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:34:35,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:34:35,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:34:35,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:34:35,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:34:35,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:34:35,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:34:35,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:34:35,998 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 15:34:36,023 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:34:36,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:34:36,023 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:34:36,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:34:36,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:34:36,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:34:36,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:34:36,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:34:36,025 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:34:36,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:34:36,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:34:36,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:34:36,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:34:36,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:34:36,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:34:36,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:34:36,027 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:34:36,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:34:36,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:34:36,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:34:36,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:34:36,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:34:36,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:34:36,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:34:36,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:34:36,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:34:36,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:34:36,028 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:34:36,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:34:36,029 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:34:36,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:34:36,029 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:34:36,029 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3151b52776d19e2fb44a194d473cc3c38f1eb2b68210144e38eb8a78a9b4d4f9 [2022-12-13 15:34:36,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:34:36,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:34:36,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:34:36,237 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:34:36,238 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:34:36,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2022-12-13 15:34:38,742 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:34:39,125 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:34:39,125 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2022-12-13 15:34:39,151 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/data/bf82b3e32/1a5018a2e0934ba0be26d5e9f7c0d3e8/FLAGb6d21819f [2022-12-13 15:34:39,318 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/data/bf82b3e32/1a5018a2e0934ba0be26d5e9f7c0d3e8 [2022-12-13 15:34:39,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:34:39,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:34:39,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:34:39,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:34:39,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:34:39,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:34:39" (1/1) ... [2022-12-13 15:34:39,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cff50a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:39, skipping insertion in model container [2022-12-13 15:34:39,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:34:39" (1/1) ... [2022-12-13 15:34:39,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:34:39,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:34:39,975 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-12-13 15:34:39,983 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-12-13 15:34:40,018 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 15:34:40,022 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 15:34:40,026 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 15:34:40,031 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 15:34:40,035 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 15:34:40,039 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 15:34:40,054 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:34:40,163 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:34:40,166 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:34:40,167 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 15:34:40,172 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 15:34:40,177 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 15:34:40,183 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 15:34:40,187 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-13 15:34:40,205 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 15:34:40,210 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:34:40,212 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 15:34:40,233 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:34:40,236 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:34:40,245 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-13 15:34:40,279 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-13 15:34:40,286 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 15:34:40,286 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:34:40,326 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 15:34:40,327 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 15:34:40,334 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:34:40,334 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:40,377 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:40,378 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:40,378 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:40,379 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:40,379 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 15:34:40,475 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 15:34:40,495 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 15:34:40,549 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 15:34:40,647 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,648 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,663 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,663 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,667 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,668 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,672 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,673 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,673 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,673 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,674 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,674 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,674 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,675 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,675 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,677 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,681 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,681 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,682 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,682 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,682 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,683 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,683 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:40,693 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,694 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,698 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-13 15:34:40,698 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-13 15:34:40,703 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,703 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,707 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,708 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,709 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,709 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,714 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,714 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,715 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,715 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,715 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,720 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,721 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:40,722 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-13 15:34:40,722 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,727 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:34:40,733 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 15:34:40,733 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:40,735 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:40,735 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 15:34:40,736 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 15:34:40,737 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 15:34:40,737 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:40,739 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:40,740 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,740 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:40,741 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,741 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,741 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:34:40,742 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 15:34:40,742 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:34:40,742 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:34:40,743 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:34:40,743 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:34:40,744 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-13 15:34:40,745 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,746 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,746 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:34:40,746 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 15:34:40,747 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,747 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:34:40,747 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:34:40,747 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:34:40,752 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:40,764 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,770 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,780 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,785 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-13 15:34:40,785 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,786 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,786 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,786 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,787 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,792 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:34:40,792 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:40,796 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,797 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,797 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,798 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,798 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,798 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,798 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,802 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,803 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,803 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,803 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,803 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,804 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,804 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,808 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,808 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,808 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,812 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,813 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,813 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,817 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,818 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,818 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,818 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,823 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-13 15:34:40,823 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-13 15:34:40,830 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,830 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,830 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,831 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,840 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,840 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,841 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,846 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,846 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,847 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,847 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,852 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,853 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,853 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,853 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:40,854 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,854 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,855 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,855 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,856 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,856 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,857 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,857 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,857 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,858 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,862 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,863 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,863 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:34:40,863 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:34:40,868 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,868 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,870 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,871 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,871 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,872 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,873 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,874 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,874 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:40,876 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,876 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-12-13 15:34:40,878 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,880 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,880 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,880 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,881 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,881 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,882 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,886 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,888 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,888 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:40,890 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,891 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,893 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,894 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,901 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,903 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:40,903 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:40,904 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,905 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:34:40,906 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:40,906 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:34:40,907 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 15:34:40,907 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-13 15:34:40,909 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:40,910 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,911 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,911 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,911 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,912 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,912 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,912 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,912 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,912 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:40,913 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,914 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:40,914 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,914 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,914 WARN L623 FunctionHandler]: Unknown extern function netdev_stats_to_stats64 [2022-12-13 15:34:40,916 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,916 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,917 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,917 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,919 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 15:34:40,919 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 15:34:40,920 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,920 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:40,921 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,921 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,921 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,922 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,922 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,922 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,926 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:34:40,927 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:34:40,927 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:34:40,931 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,932 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 15:34:40,932 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,936 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,936 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 15:34:40,936 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,940 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 15:34:40,944 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 15:34:40,962 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:40,962 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-13 15:34:40,962 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:40,963 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:40,964 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:40,964 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,964 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:40,968 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:34:40,969 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:34:40,969 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:34:40,973 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,974 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,974 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,974 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,974 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,975 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,975 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,975 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,976 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,976 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,976 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:40,976 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:40,977 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-13 15:34:40,977 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 15:34:40,982 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 15:34:40,986 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 15:34:40,996 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:40,997 WARN L623 FunctionHandler]: Unknown extern function dmi_check_system [2022-12-13 15:34:40,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:40,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:41,341 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 15:34:41,342 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 15:34:41,342 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 15:34:41,348 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 15:34:41,349 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 15:34:41,356 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:34:41,361 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:34:41,367 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 15:34:41,373 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 15:34:41,373 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 15:34:41,373 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:34:41,374 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:34:41,374 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:34:41,375 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 15:34:41,375 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:34:41,375 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 15:34:41,375 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 15:34:41,455 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 15:34:41,455 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 15:34:41,485 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 15:34:41,553 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2022-12-13 15:34:41,556 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2022-12-13 15:34:41,557 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2022-12-13 15:34:41,557 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2022-12-13 15:34:41,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:34:41,624 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:34:41,696 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-12-13 15:34:41,697 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-12-13 15:34:41,697 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 15:34:41,697 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 15:34:41,698 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 15:34:41,698 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 15:34:41,698 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 15:34:41,698 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 15:34:41,699 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:34:41,702 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:34:41,702 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:34:41,703 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 15:34:41,703 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 15:34:41,704 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 15:34:41,705 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 15:34:41,705 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-13 15:34:41,707 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 15:34:41,708 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:34:41,708 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 15:34:41,709 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:34:41,709 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:34:41,710 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-13 15:34:41,711 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-13 15:34:41,711 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 15:34:41,711 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:34:41,713 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 15:34:41,713 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 15:34:41,713 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:34:41,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:41,715 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:41,716 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:41,716 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:41,716 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:34:41,716 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 15:34:41,718 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 15:34:41,719 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 15:34:41,720 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 15:34:41,722 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,723 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,724 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,725 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,725 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,726 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,726 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,726 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,727 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,727 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,727 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,727 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,727 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,728 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,728 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,729 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,729 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,730 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,730 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,730 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,731 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,731 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,731 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,732 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:41,734 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,734 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,734 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-13 15:34:41,734 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-13 15:34:41,735 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,735 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,736 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,736 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,736 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,737 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,737 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,737 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,738 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,738 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,738 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,739 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,739 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:41,740 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-13 15:34:41,740 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,741 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:34:41,742 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 15:34:41,743 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:41,744 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:41,744 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 15:34:41,745 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 15:34:41,745 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 15:34:41,746 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:41,747 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:34:41,747 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,748 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:41,748 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,748 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,748 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:34:41,749 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 15:34:41,749 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:34:41,749 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:34:41,749 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:34:41,750 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:34:41,750 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-13 15:34:41,751 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,752 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,752 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:34:41,752 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 15:34:41,752 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,752 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:34:41,753 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:34:41,753 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:34:41,754 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:41,756 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,757 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,759 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,760 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-13 15:34:41,760 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,761 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,761 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,761 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,761 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,762 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:34:41,762 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:34:41,763 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,763 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,763 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,763 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,764 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,764 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,764 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,764 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,764 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,764 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,765 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,765 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,765 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,765 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,765 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,765 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,766 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,766 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,766 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,766 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,767 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,767 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,767 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,767 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,768 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-13 15:34:41,768 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-13 15:34:41,769 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,770 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,770 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,770 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,770 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,770 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,771 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,771 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,771 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,771 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,771 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,772 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,772 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,772 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,772 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:34:41,773 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,773 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,773 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,773 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,774 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,774 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,774 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,774 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,775 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,775 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,775 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,775 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,775 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:34:41,776 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:34:41,776 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,776 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,777 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,778 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,778 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,779 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,779 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,792 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,792 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:41,794 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,794 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-12-13 15:34:41,795 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,797 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,798 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,798 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,798 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,798 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,799 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,800 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,801 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,802 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:41,804 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,805 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,807 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,808 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,811 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,812 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,812 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:41,812 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:41,813 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,815 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:34:41,815 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:34:41,816 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:34:41,816 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 15:34:41,817 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-13 15:34:41,818 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:34:41,820 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,820 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,821 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,821 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,821 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,822 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,822 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,822 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,822 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:41,823 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,824 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:34:41,824 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,824 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,825 WARN L623 FunctionHandler]: Unknown extern function netdev_stats_to_stats64 [2022-12-13 15:34:41,826 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,826 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,827 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,827 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,828 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 15:34:41,829 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 15:34:41,829 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,830 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:34:41,830 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,830 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,831 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,831 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,831 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,831 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,832 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:34:41,832 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:34:41,833 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:34:41,833 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,833 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 15:34:41,834 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,834 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,834 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 15:34:41,834 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,835 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 15:34:41,835 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 15:34:41,837 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:34:41,838 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-13 15:34:41,838 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:34:41,839 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:34:41,839 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:34:41,840 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,840 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:34:41,841 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:34:41,841 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:34:41,841 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:34:41,842 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,842 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,842 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,842 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,843 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,843 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,843 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,844 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,844 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,844 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,844 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:34:41,845 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:34:41,845 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-13 15:34:41,845 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 15:34:41,846 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 15:34:41,847 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 15:34:41,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:41,855 WARN L623 FunctionHandler]: Unknown extern function dmi_check_system [2022-12-13 15:34:41,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:41,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:34:41,863 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 15:34:41,863 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 15:34:41,864 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 15:34:41,869 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 15:34:41,869 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 15:34:41,875 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:34:41,881 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:34:41,905 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 15:34:41,918 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 15:34:41,918 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 15:34:41,919 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:34:41,920 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:34:41,920 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:34:41,920 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 15:34:41,920 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:34:41,921 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 15:34:41,921 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 15:34:41,926 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 15:34:41,926 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 15:34:41,927 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 15:34:41,942 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2022-12-13 15:34:41,942 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2022-12-13 15:34:41,943 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2022-12-13 15:34:41,943 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2022-12-13 15:34:41,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:34:42,182 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:34:42,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42 WrapperNode [2022-12-13 15:34:42,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:34:42,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:34:42,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:34:42,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:34:42,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,380 INFO L138 Inliner]: procedures = 469, calls = 2637, calls flagged for inlining = 277, calls inlined = 249, statements flattened = 5824 [2022-12-13 15:34:42,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:34:42,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:34:42,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:34:42,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:34:42,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,501 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:34:42,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:34:42,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:34:42,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:34:42,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (1/1) ... [2022-12-13 15:34:42,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:34:42,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:34:42,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:34:42,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebc805-3e2e-48e3-9dd3-f5856f8e2ac7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:34:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 15:34:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 15:34:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 15:34:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 15:34:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-13 15:34:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-13 15:34:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 15:34:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-12-13 15:34:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2022-12-13 15:34:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-13 15:34:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-13 15:34:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 15:34:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 15:34:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-12-13 15:34:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2022-12-13 15:34:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 15:34:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 15:34:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2022-12-13 15:34:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 15:34:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 15:34:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 15:34:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 15:34:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2022-12-13 15:34:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-12-13 15:34:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-13 15:34:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 15:34:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 15:34:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:34:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-12-13 15:34:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 15:34:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 15:34:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-12-13 15:34:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 15:34:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-13 15:34:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-13 15:34:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2022-12-13 15:34:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 15:34:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 15:34:42,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:34:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-12-13 15:34:42,595 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-13 15:34:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 15:34:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2022-12-13 15:34:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 15:34:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-13 15:34:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-13 15:34:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 15:34:42,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2022-12-13 15:34:42,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2022-12-13 15:34:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 15:34:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 15:34:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-13 15:34:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-12-13 15:34:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2022-12-13 15:34:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2022-12-13 15:34:42,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2022-12-13 15:34:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2022-12-13 15:34:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-12-13 15:34:42,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-13 15:34:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 15:34:42,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-13 15:34:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 15:34:42,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2022-12-13 15:34:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-12-13 15:34:42,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 15:34:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-13 15:34:42,603 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-13 15:34:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 15:34:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2022-12-13 15:34:42,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2022-12-13 15:34:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2022-12-13 15:34:42,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2022-12-13 15:34:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 15:34:42,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 15:34:43,153 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:34:43,156 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:34:43,332 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 15:43:38,507 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-13 15:43:38,595 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:43:38,610 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:43:38,610 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-13 15:43:38,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:43:38 BoogieIcfgContainer [2022-12-13 15:43:38,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:43:38,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:43:38,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:43:38,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:43:38,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:34:39" (1/3) ... [2022-12-13 15:43:38,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eabc461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:43:38, skipping insertion in model container [2022-12-13 15:43:38,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:34:42" (2/3) ... [2022-12-13 15:43:38,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eabc461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:43:38, skipping insertion in model container [2022-12-13 15:43:38,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:43:38" (3/3) ... [2022-12-13 15:43:38,622 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2022-12-13 15:43:38,635 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:43:38,635 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 15:43:38,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:43:38,714 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=PETRI_NET, 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;@63ea94d3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:43:38,714 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 15:43:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand has 2194 states, 1494 states have (on average 1.2777777777777777) internal successors, (1909), 1542 states have internal predecessors, (1909), 578 states have call successors, (578), 122 states have call predecessors, (578), 121 states have return successors, (569), 556 states have call predecessors, (569), 569 states have call successors, (569) [2022-12-13 15:43:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-12-13 15:43:38,746 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:43:38,747 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:43:38,748 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:43:38,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:43:38,752 INFO L85 PathProgramCache]: Analyzing trace with hash 658020055, now seen corresponding path program 1 times [2022-12-13 15:43:38,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:43:38,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6697403] [2022-12-13 15:43:38,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:43:38,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:43:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:43:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:43:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:43:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:43:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:43:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:43:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:43:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:43:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:43:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:43:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:43:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:43:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:43:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:43:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:43:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:43:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-12-13 15:43:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:43:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-12-13 15:43:40,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:43:40,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6697403] [2022-12-13 15:43:40,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6697403] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:43:40,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:43:40,922 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:43:40,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045404648] [2022-12-13 15:43:40,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:43:40,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:43:40,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:43:40,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:43:40,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:43:40,958 INFO L87 Difference]: Start difference. First operand has 2194 states, 1494 states have (on average 1.2777777777777777) internal successors, (1909), 1542 states have internal predecessors, (1909), 578 states have call successors, (578), 122 states have call predecessors, (578), 121 states have return successors, (569), 556 states have call predecessors, (569), 569 states have call successors, (569) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 15:43:43,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:43:45,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:43:59,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:43:59,766 INFO L93 Difference]: Finished difference Result 6456 states and 9205 transitions. [2022-12-13 15:43:59,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:43:59,769 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 183 [2022-12-13 15:43:59,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:43:59,812 INFO L225 Difference]: With dead ends: 6456 [2022-12-13 15:43:59,812 INFO L226 Difference]: Without dead ends: 4281 [2022-12-13 15:43:59,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:43:59,832 INFO L413 NwaCegarLoop]: 2449 mSDtfsCounter, 3790 mSDsluCounter, 2942 mSDsCounter, 0 mSdLazyCounter, 3068 mSolverCounterSat, 1602 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4280 SdHoareTripleChecker+Valid, 5391 SdHoareTripleChecker+Invalid, 4672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1602 IncrementalHoareTripleChecker+Valid, 3068 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2022-12-13 15:43:59,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4280 Valid, 5391 Invalid, 4672 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1602 Valid, 3068 Invalid, 2 Unknown, 0 Unchecked, 18.2s Time] [2022-12-13 15:43:59,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2022-12-13 15:44:00,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 4187. [2022-12-13 15:44:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4187 states, 2846 states have (on average 1.2621222768798313) internal successors, (3592), 2939 states have internal predecessors, (3592), 1100 states have call successors, (1100), 240 states have call predecessors, (1100), 239 states have return successors, (1097), 1071 states have call predecessors, (1097), 1097 states have call successors, (1097) [2022-12-13 15:44:00,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4187 states to 4187 states and 5789 transitions. [2022-12-13 15:44:00,097 INFO L78 Accepts]: Start accepts. Automaton has 4187 states and 5789 transitions. Word has length 183 [2022-12-13 15:44:00,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:44:00,098 INFO L495 AbstractCegarLoop]: Abstraction has 4187 states and 5789 transitions. [2022-12-13 15:44:00,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 15:44:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 5789 transitions. [2022-12-13 15:44:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-12-13 15:44:00,105 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:44:00,106 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:44:00,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 15:44:00,106 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:44:00,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:44:00,107 INFO L85 PathProgramCache]: Analyzing trace with hash -1759040713, now seen corresponding path program 1 times [2022-12-13 15:44:00,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:44:00,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671263018] [2022-12-13 15:44:00,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:44:00,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:44:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:44:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:44:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:44:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:44:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:44:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:44:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:44:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:44:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:44:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:44:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:44:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:44:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:44:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:44:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:44:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 15:44:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 15:44:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-12-13 15:44:01,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:44:01,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671263018] [2022-12-13 15:44:01,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671263018] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:44:01,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:44:01,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:44:01,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431875317] [2022-12-13 15:44:01,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:44:01,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:44:01,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:44:01,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:44:01,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:44:01,709 INFO L87 Difference]: Start difference. First operand 4187 states and 5789 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 15:44:03,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:44:06,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:44:21,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:44:21,130 INFO L93 Difference]: Finished difference Result 10006 states and 13896 transitions. [2022-12-13 15:44:21,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:44:21,131 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 204 [2022-12-13 15:44:21,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:44:21,157 INFO L225 Difference]: With dead ends: 10006 [2022-12-13 15:44:21,157 INFO L226 Difference]: Without dead ends: 5852 [2022-12-13 15:44:21,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:44:21,170 INFO L413 NwaCegarLoop]: 2373 mSDtfsCounter, 3399 mSDsluCounter, 2919 mSDsCounter, 0 mSdLazyCounter, 3029 mSolverCounterSat, 1531 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3829 SdHoareTripleChecker+Valid, 5292 SdHoareTripleChecker+Invalid, 4562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1531 IncrementalHoareTripleChecker+Valid, 3029 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2022-12-13 15:44:21,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3829 Valid, 5292 Invalid, 4562 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1531 Valid, 3029 Invalid, 2 Unknown, 0 Unchecked, 18.9s Time] [2022-12-13 15:44:21,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5852 states. [2022-12-13 15:44:21,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5852 to 5705. [2022-12-13 15:44:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5705 states, 3878 states have (on average 1.2547705002578649) internal successors, (4866), 4004 states have internal predecessors, (4866), 1480 states have call successors, (1480), 347 states have call predecessors, (1480), 345 states have return successors, (1477), 1435 states have call predecessors, (1477), 1477 states have call successors, (1477) [2022-12-13 15:44:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5705 states to 5705 states and 7823 transitions. [2022-12-13 15:44:21,366 INFO L78 Accepts]: Start accepts. Automaton has 5705 states and 7823 transitions. Word has length 204 [2022-12-13 15:44:21,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:44:21,367 INFO L495 AbstractCegarLoop]: Abstraction has 5705 states and 7823 transitions. [2022-12-13 15:44:21,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 15:44:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 5705 states and 7823 transitions. [2022-12-13 15:44:21,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-13 15:44:21,373 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:44:21,373 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 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] [2022-12-13 15:44:21,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 15:44:21,373 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:44:21,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:44:21,374 INFO L85 PathProgramCache]: Analyzing trace with hash 949443933, now seen corresponding path program 1 times [2022-12-13 15:44:21,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:44:21,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662254819] [2022-12-13 15:44:21,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:44:21,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:44:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:44:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:44:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:44:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:44:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:44:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:44:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:44:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:44:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:44:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:44:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:44:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:44:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:44:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:44:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:44:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 15:44:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:44:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:44:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 15:44:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:22,619 INFO L134 CoverageAnalysis]: Checked inductivity of 865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2022-12-13 15:44:22,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:44:22,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662254819] [2022-12-13 15:44:22,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662254819] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:44:22,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:44:22,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:44:22,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749912454] [2022-12-13 15:44:22,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:44:22,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:44:22,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:44:22,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:44:22,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:44:22,621 INFO L87 Difference]: Start difference. First operand 5705 states and 7823 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 15:44:24,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:44:27,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:44:42,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:44:42,454 INFO L93 Difference]: Finished difference Result 15301 states and 21145 transitions. [2022-12-13 15:44:42,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:44:42,455 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 215 [2022-12-13 15:44:42,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:44:42,494 INFO L225 Difference]: With dead ends: 15301 [2022-12-13 15:44:42,494 INFO L226 Difference]: Without dead ends: 9629 [2022-12-13 15:44:42,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:44:42,510 INFO L413 NwaCegarLoop]: 2438 mSDtfsCounter, 3716 mSDsluCounter, 2942 mSDsCounter, 0 mSdLazyCounter, 3057 mSolverCounterSat, 1593 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4201 SdHoareTripleChecker+Valid, 5380 SdHoareTripleChecker+Invalid, 4652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1593 IncrementalHoareTripleChecker+Valid, 3057 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2022-12-13 15:44:42,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4201 Valid, 5380 Invalid, 4652 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1593 Valid, 3057 Invalid, 2 Unknown, 0 Unchecked, 19.3s Time] [2022-12-13 15:44:42,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9629 states. [2022-12-13 15:44:42,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9629 to 9386. [2022-12-13 15:44:42,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9386 states, 6385 states have (on average 1.2529365700861395) internal successors, (8000), 6604 states have internal predecessors, (8000), 2429 states have call successors, (2429), 573 states have call predecessors, (2429), 570 states have return successors, (2426), 2347 states have call predecessors, (2426), 2426 states have call successors, (2426) [2022-12-13 15:44:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9386 states to 9386 states and 12855 transitions. [2022-12-13 15:44:42,815 INFO L78 Accepts]: Start accepts. Automaton has 9386 states and 12855 transitions. Word has length 215 [2022-12-13 15:44:42,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:44:42,815 INFO L495 AbstractCegarLoop]: Abstraction has 9386 states and 12855 transitions. [2022-12-13 15:44:42,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 15:44:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 9386 states and 12855 transitions. [2022-12-13 15:44:42,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-13 15:44:42,822 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:44:42,822 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2022-12-13 15:44:42,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 15:44:42,823 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:44:42,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:44:42,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1902891443, now seen corresponding path program 1 times [2022-12-13 15:44:42,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:44:42,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644506928] [2022-12-13 15:44:42,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:44:42,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:44:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:44:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:44:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:44:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:44:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:44:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:44:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:44:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:44:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:44:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:44:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:44:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:44:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:44:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:44:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:44:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:44:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:43,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:44:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:44:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:44:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:44:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:44:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:44:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:44:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:44:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2022-12-13 15:44:44,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:44:44,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644506928] [2022-12-13 15:44:44,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644506928] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:44:44,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:44:44,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:44:44,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337261413] [2022-12-13 15:44:44,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:44:44,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:44:44,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:44:44,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:44:44,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:44:44,030 INFO L87 Difference]: Start difference. First operand 9386 states and 12855 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 15:44:46,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:44:48,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:45:06,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:45:06,574 INFO L93 Difference]: Finished difference Result 24921 states and 34450 transitions. [2022-12-13 15:45:06,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:45:06,575 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 244 [2022-12-13 15:45:06,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:45:06,643 INFO L225 Difference]: With dead ends: 24921 [2022-12-13 15:45:06,643 INFO L226 Difference]: Without dead ends: 17218 [2022-12-13 15:45:06,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:45:06,664 INFO L413 NwaCegarLoop]: 3769 mSDtfsCounter, 3071 mSDsluCounter, 3819 mSDsCounter, 0 mSdLazyCounter, 3693 mSolverCounterSat, 1122 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3555 SdHoareTripleChecker+Valid, 7588 SdHoareTripleChecker+Invalid, 4817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1122 IncrementalHoareTripleChecker+Valid, 3693 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-12-13 15:45:06,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3555 Valid, 7588 Invalid, 4817 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1122 Valid, 3693 Invalid, 2 Unknown, 0 Unchecked, 21.8s Time] [2022-12-13 15:45:06,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17218 states. [2022-12-13 15:45:07,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17218 to 16802. [2022-12-13 15:45:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16802 states, 11437 states have (on average 1.2534755617731923) internal successors, (14336), 11820 states have internal predecessors, (14336), 4340 states have call successors, (4340), 1026 states have call predecessors, (4340), 1023 states have return successors, (4337), 4208 states have call predecessors, (4337), 4337 states have call successors, (4337) [2022-12-13 15:45:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16802 states to 16802 states and 23013 transitions. [2022-12-13 15:45:07,185 INFO L78 Accepts]: Start accepts. Automaton has 16802 states and 23013 transitions. Word has length 244 [2022-12-13 15:45:07,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:45:07,186 INFO L495 AbstractCegarLoop]: Abstraction has 16802 states and 23013 transitions. [2022-12-13 15:45:07,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 15:45:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 16802 states and 23013 transitions. [2022-12-13 15:45:07,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-13 15:45:07,194 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:07,194 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2022-12-13 15:45:07,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 15:45:07,194 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:45:07,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:45:07,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1840851829, now seen corresponding path program 1 times [2022-12-13 15:45:07,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:45:07,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29838448] [2022-12-13 15:45:07,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:45:07,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:45:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:45:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:45:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:45:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:45:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:45:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:45:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:45:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:45:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:45:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:45:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:45:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:45:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:45:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:45:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:45:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:45:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:45:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:45:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:45:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:45:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:45:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:45:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2022-12-13 15:45:09,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:45:09,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29838448] [2022-12-13 15:45:09,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29838448] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:45:09,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:45:09,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 15:45:09,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618814797] [2022-12-13 15:45:09,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:45:09,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 15:45:09,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:45:09,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 15:45:09,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:45:09,248 INFO L87 Difference]: Start difference. First operand 16802 states and 23013 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 15:45:11,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:45:23,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:45:23,163 INFO L93 Difference]: Finished difference Result 17216 states and 23856 transitions. [2022-12-13 15:45:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:45:23,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 244 [2022-12-13 15:45:23,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:45:23,220 INFO L225 Difference]: With dead ends: 17216 [2022-12-13 15:45:23,221 INFO L226 Difference]: Without dead ends: 17161 [2022-12-13 15:45:23,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 15:45:23,231 INFO L413 NwaCegarLoop]: 2083 mSDtfsCounter, 2992 mSDsluCounter, 2947 mSDsCounter, 0 mSdLazyCounter, 2482 mSolverCounterSat, 1154 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3305 SdHoareTripleChecker+Valid, 5030 SdHoareTripleChecker+Invalid, 3637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1154 IncrementalHoareTripleChecker+Valid, 2482 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2022-12-13 15:45:23,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3305 Valid, 5030 Invalid, 3637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1154 Valid, 2482 Invalid, 1 Unknown, 0 Unchecked, 12.8s Time] [2022-12-13 15:45:23,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17161 states. [2022-12-13 15:45:23,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17161 to 16747. [2022-12-13 15:45:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16747 states, 11412 states have (on average 1.2529793200140202) internal successors, (14299), 11783 states have internal predecessors, (14299), 4313 states have call successors, (4313), 1021 states have call predecessors, (4313), 1021 states have return successors, (4313), 4195 states have call predecessors, (4313), 4313 states have call successors, (4313) [2022-12-13 15:45:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16747 states to 16747 states and 22925 transitions. [2022-12-13 15:45:23,779 INFO L78 Accepts]: Start accepts. Automaton has 16747 states and 22925 transitions. Word has length 244 [2022-12-13 15:45:23,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:45:23,779 INFO L495 AbstractCegarLoop]: Abstraction has 16747 states and 22925 transitions. [2022-12-13 15:45:23,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 15:45:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 16747 states and 22925 transitions. [2022-12-13 15:45:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-12-13 15:45:23,799 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:23,799 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 5, 5, 5, 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] [2022-12-13 15:45:23,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 15:45:23,799 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:45:23,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:45:23,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1684160984, now seen corresponding path program 1 times [2022-12-13 15:45:23,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:45:23,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885926425] [2022-12-13 15:45:23,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:45:23,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:45:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:45:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:45:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:45:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:45:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:45:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:45:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:45:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:45:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:45:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:45:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:45:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:45:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:45:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:45:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:45:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:45:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:45:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:45:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-12-13 15:45:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 15:45:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 15:45:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 15:45:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 15:45:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-12-13 15:45:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1048 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2022-12-13 15:45:25,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:45:25,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885926425] [2022-12-13 15:45:25,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885926425] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:45:25,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:45:25,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:45:25,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537442964] [2022-12-13 15:45:25,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:45:25,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:45:25,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:45:25,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:45:25,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:45:25,290 INFO L87 Difference]: Start difference. First operand 16747 states and 22925 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 15:45:27,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:45:29,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:45:47,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:45:47,595 INFO L93 Difference]: Finished difference Result 39335 states and 54242 transitions. [2022-12-13 15:45:47,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:45:47,596 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 273 [2022-12-13 15:45:47,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:45:47,669 INFO L225 Difference]: With dead ends: 39335 [2022-12-13 15:45:47,669 INFO L226 Difference]: Without dead ends: 24271 [2022-12-13 15:45:47,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:45:47,706 INFO L413 NwaCegarLoop]: 3567 mSDtfsCounter, 2721 mSDsluCounter, 3667 mSDsCounter, 0 mSdLazyCounter, 3621 mSolverCounterSat, 1069 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3146 SdHoareTripleChecker+Valid, 7234 SdHoareTripleChecker+Invalid, 4692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1069 IncrementalHoareTripleChecker+Valid, 3621 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2022-12-13 15:45:47,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3146 Valid, 7234 Invalid, 4692 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1069 Valid, 3621 Invalid, 2 Unknown, 0 Unchecked, 21.1s Time] [2022-12-13 15:45:47,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24271 states. [2022-12-13 15:45:48,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24271 to 23669. [2022-12-13 15:45:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23669 states, 16126 states have (on average 1.2513332506511223) internal successors, (20179), 16649 states have internal predecessors, (20179), 6081 states have call successors, (6081), 1461 states have call predecessors, (6081), 1461 states have return successors, (6081), 5911 states have call predecessors, (6081), 6081 states have call successors, (6081) [2022-12-13 15:45:48,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23669 states to 23669 states and 32341 transitions. [2022-12-13 15:45:48,540 INFO L78 Accepts]: Start accepts. Automaton has 23669 states and 32341 transitions. Word has length 273 [2022-12-13 15:45:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:45:48,540 INFO L495 AbstractCegarLoop]: Abstraction has 23669 states and 32341 transitions. [2022-12-13 15:45:48,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 15:45:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 23669 states and 32341 transitions. [2022-12-13 15:45:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-12-13 15:45:48,564 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:45:48,564 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 14, 14, 14, 14, 14, 14, 6, 6, 6, 3, 3, 3, 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] [2022-12-13 15:45:48,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 15:45:48,565 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:45:48,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:45:48,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1826636078, now seen corresponding path program 1 times [2022-12-13 15:45:48,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:45:48,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861216631] [2022-12-13 15:45:48,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:45:48,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:45:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:45:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:45:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:45:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:45:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:45:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:45:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:45:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:45:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:45:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:45:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:45:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:45:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:45:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:45:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:45:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:45:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:45:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:45:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:45:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:45:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:45:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 15:45:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-12-13 15:45:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-12-13 15:45:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:45:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:45:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:45:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-12-13 15:45:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:45:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2022-12-13 15:45:49,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:45:49,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861216631] [2022-12-13 15:45:49,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861216631] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:45:49,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:45:49,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:45:49,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018046886] [2022-12-13 15:45:49,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:45:49,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:45:49,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:45:49,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:45:49,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:45:49,939 INFO L87 Difference]: Start difference. First operand 23669 states and 32341 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 15:45:52,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:45:54,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:46:13,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:46:13,801 INFO L93 Difference]: Finished difference Result 57358 states and 78970 transitions. [2022-12-13 15:46:13,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:46:13,802 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 298 [2022-12-13 15:46:13,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:46:13,909 INFO L225 Difference]: With dead ends: 57358 [2022-12-13 15:46:13,910 INFO L226 Difference]: Without dead ends: 33620 [2022-12-13 15:46:13,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:46:13,959 INFO L413 NwaCegarLoop]: 4025 mSDtfsCounter, 3027 mSDsluCounter, 4002 mSDsCounter, 0 mSdLazyCounter, 3700 mSolverCounterSat, 1035 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3509 SdHoareTripleChecker+Valid, 8027 SdHoareTripleChecker+Invalid, 4737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1035 IncrementalHoareTripleChecker+Valid, 3700 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2022-12-13 15:46:13,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3509 Valid, 8027 Invalid, 4737 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1035 Valid, 3700 Invalid, 2 Unknown, 0 Unchecked, 22.3s Time] [2022-12-13 15:46:13,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33620 states. [2022-12-13 15:46:14,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33620 to 32790. [2022-12-13 15:46:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32790 states, 22324 states have (on average 1.2519261781042823) internal successors, (27948), 23048 states have internal predecessors, (27948), 8439 states have call successors, (8439), 2026 states have call predecessors, (8439), 2026 states have return successors, (8439), 8207 states have call predecessors, (8439), 8439 states have call successors, (8439) [2022-12-13 15:46:15,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32790 states to 32790 states and 44826 transitions. [2022-12-13 15:46:15,077 INFO L78 Accepts]: Start accepts. Automaton has 32790 states and 44826 transitions. Word has length 298 [2022-12-13 15:46:15,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:46:15,077 INFO L495 AbstractCegarLoop]: Abstraction has 32790 states and 44826 transitions. [2022-12-13 15:46:15,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 15:46:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 32790 states and 44826 transitions. [2022-12-13 15:46:15,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-12-13 15:46:15,103 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:46:15,104 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 14, 14, 14, 14, 14, 14, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:46:15,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 15:46:15,104 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:46:15,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:46:15,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1143346082, now seen corresponding path program 1 times [2022-12-13 15:46:15,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:46:15,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772880648] [2022-12-13 15:46:15,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:46:15,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:46:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:46:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:46:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:46:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:46:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:46:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:46:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:46:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:46:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:46:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:46:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:46:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:46:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:46:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:46:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:46:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:46:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:46:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:46:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:46:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:46:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:46:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 15:46:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 15:46:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 15:46:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 15:46:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 15:46:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-12-13 15:46:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:46:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:46:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 15:46:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1303 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1271 trivial. 0 not checked. [2022-12-13 15:46:16,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:46:16,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772880648] [2022-12-13 15:46:16,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772880648] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:46:16,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:46:16,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:46:16,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660946325] [2022-12-13 15:46:16,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:46:16,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:46:16,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:46:16,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:46:16,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:46:16,371 INFO L87 Difference]: Start difference. First operand 32790 states and 44826 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 15:46:18,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:46:20,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:46:40,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:46:40,363 INFO L93 Difference]: Finished difference Result 75794 states and 104335 transitions. [2022-12-13 15:46:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:46:40,364 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 324 [2022-12-13 15:46:40,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:46:40,496 INFO L225 Difference]: With dead ends: 75794 [2022-12-13 15:46:40,496 INFO L226 Difference]: Without dead ends: 42971 [2022-12-13 15:46:40,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:46:40,564 INFO L413 NwaCegarLoop]: 4024 mSDtfsCounter, 3025 mSDsluCounter, 4000 mSDsCounter, 0 mSdLazyCounter, 3688 mSolverCounterSat, 1030 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3507 SdHoareTripleChecker+Valid, 8024 SdHoareTripleChecker+Invalid, 4720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1030 IncrementalHoareTripleChecker+Valid, 3688 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:46:40,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3507 Valid, 8024 Invalid, 4720 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1030 Valid, 3688 Invalid, 2 Unknown, 0 Unchecked, 22.0s Time] [2022-12-13 15:46:40,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42971 states. [2022-12-13 15:46:41,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42971 to 32790. [2022-12-13 15:46:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32790 states, 22324 states have (on average 1.2518813832646478) internal successors, (27947), 23048 states have internal predecessors, (27947), 8439 states have call successors, (8439), 2026 states have call predecessors, (8439), 2026 states have return successors, (8439), 8207 states have call predecessors, (8439), 8439 states have call successors, (8439) [2022-12-13 15:46:41,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32790 states to 32790 states and 44825 transitions. [2022-12-13 15:46:41,828 INFO L78 Accepts]: Start accepts. Automaton has 32790 states and 44825 transitions. Word has length 324 [2022-12-13 15:46:41,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:46:41,829 INFO L495 AbstractCegarLoop]: Abstraction has 32790 states and 44825 transitions. [2022-12-13 15:46:41,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 15:46:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 32790 states and 44825 transitions. [2022-12-13 15:46:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-12-13 15:46:41,855 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:46:41,855 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 14, 14, 14, 14, 14, 14, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:46:41,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 15:46:41,855 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:46:41,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:46:41,856 INFO L85 PathProgramCache]: Analyzing trace with hash 843616, now seen corresponding path program 1 times [2022-12-13 15:46:41,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:46:41,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932361143] [2022-12-13 15:46:41,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:46:41,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:46:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:46:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:46:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:46:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:46:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:46:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:46:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:46:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:46:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:46:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:46:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:46:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:46:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:46:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:46:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:46:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:46:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:46:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:46:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:46:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:46:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:46:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 15:46:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-12-13 15:46:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 15:46:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 15:46:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 15:46:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-12-13 15:46:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:46:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:46:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:46:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 15:46:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:46:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1303 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1292 trivial. 0 not checked. [2022-12-13 15:46:42,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:46:42,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932361143] [2022-12-13 15:46:42,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932361143] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:46:42,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:46:42,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:46:42,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700270754] [2022-12-13 15:46:42,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:46:42,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:46:42,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:46:42,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:46:42,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:46:42,950 INFO L87 Difference]: Start difference. First operand 32790 states and 44825 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-12-13 15:46:45,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:46:47,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:47:07,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:47:07,787 INFO L93 Difference]: Finished difference Result 81149 states and 111764 transitions. [2022-12-13 15:47:07,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:47:07,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 324 [2022-12-13 15:47:07,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:47:07,960 INFO L225 Difference]: With dead ends: 81149 [2022-12-13 15:47:07,960 INFO L226 Difference]: Without dead ends: 50042 [2022-12-13 15:47:08,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:47:08,029 INFO L413 NwaCegarLoop]: 4002 mSDtfsCounter, 2987 mSDsluCounter, 3965 mSDsCounter, 0 mSdLazyCounter, 3706 mSolverCounterSat, 1036 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3467 SdHoareTripleChecker+Valid, 7967 SdHoareTripleChecker+Invalid, 4744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1036 IncrementalHoareTripleChecker+Valid, 3706 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2022-12-13 15:47:08,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3467 Valid, 7967 Invalid, 4744 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1036 Valid, 3706 Invalid, 2 Unknown, 0 Unchecked, 22.6s Time] [2022-12-13 15:47:08,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50042 states. [2022-12-13 15:47:09,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50042 to 48792. [2022-12-13 15:47:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48792 states, 33217 states have (on average 1.2511063612005902) internal successors, (41558), 34306 states have internal predecessors, (41558), 12552 states have call successors, (12552), 3022 states have call predecessors, (12552), 3022 states have return successors, (12552), 12201 states have call predecessors, (12552), 12552 states have call successors, (12552) [2022-12-13 15:47:09,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48792 states to 48792 states and 66662 transitions. [2022-12-13 15:47:09,992 INFO L78 Accepts]: Start accepts. Automaton has 48792 states and 66662 transitions. Word has length 324 [2022-12-13 15:47:09,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:47:09,993 INFO L495 AbstractCegarLoop]: Abstraction has 48792 states and 66662 transitions. [2022-12-13 15:47:09,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-12-13 15:47:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 48792 states and 66662 transitions. [2022-12-13 15:47:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-12-13 15:47:10,029 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:47:10,029 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 14, 14, 14, 14, 14, 14, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:47:10,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 15:47:10,029 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:47:10,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:47:10,030 INFO L85 PathProgramCache]: Analyzing trace with hash -42879490, now seen corresponding path program 1 times [2022-12-13 15:47:10,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:47:10,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278679579] [2022-12-13 15:47:10,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:47:10,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:47:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:10,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:47:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:10,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:10,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:47:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:10,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:47:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:47:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:47:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:47:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:47:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:47:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:47:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:47:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:47:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:47:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:47:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:47:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:47:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:47:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:47:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:47:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-12-13 15:47:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 15:47:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 15:47:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 15:47:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-12-13 15:47:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:47:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:47:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-12-13 15:47:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:47:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:47:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-12-13 15:47:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 15:47:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-12-13 15:47:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-12-13 15:47:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1274 trivial. 0 not checked. [2022-12-13 15:47:11,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:47:11,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278679579] [2022-12-13 15:47:11,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278679579] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:47:11,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:47:11,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:47:11,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973576330] [2022-12-13 15:47:11,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:47:11,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:47:11,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:47:11,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:47:11,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:47:11,177 INFO L87 Difference]: Start difference. First operand 48792 states and 66662 transitions. Second operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 15:47:13,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:47:15,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:47:37,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:47:37,271 INFO L93 Difference]: Finished difference Result 112823 states and 155189 transitions. [2022-12-13 15:47:37,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:47:37,272 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 347 [2022-12-13 15:47:37,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:47:37,554 INFO L225 Difference]: With dead ends: 112823 [2022-12-13 15:47:37,554 INFO L226 Difference]: Without dead ends: 64024 [2022-12-13 15:47:37,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:47:37,788 INFO L413 NwaCegarLoop]: 3674 mSDtfsCounter, 2702 mSDsluCounter, 3752 mSDsCounter, 0 mSdLazyCounter, 3640 mSolverCounterSat, 1035 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3129 SdHoareTripleChecker+Valid, 7426 SdHoareTripleChecker+Invalid, 4677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1035 IncrementalHoareTripleChecker+Valid, 3640 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.7s IncrementalHoareTripleChecker+Time [2022-12-13 15:47:37,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3129 Valid, 7426 Invalid, 4677 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1035 Valid, 3640 Invalid, 2 Unknown, 0 Unchecked, 22.7s Time] [2022-12-13 15:47:37,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64024 states. [2022-12-13 15:47:39,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64024 to 62409. [2022-12-13 15:47:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62409 states, 42482 states have (on average 1.2502471635045431) internal successors, (53113), 43874 states have internal predecessors, (53113), 16037 states have call successors, (16037), 3889 states have call predecessors, (16037), 3889 states have return successors, (16037), 15583 states have call predecessors, (16037), 16037 states have call successors, (16037) [2022-12-13 15:47:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62409 states to 62409 states and 85187 transitions. [2022-12-13 15:47:39,989 INFO L78 Accepts]: Start accepts. Automaton has 62409 states and 85187 transitions. Word has length 347 [2022-12-13 15:47:39,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:47:39,990 INFO L495 AbstractCegarLoop]: Abstraction has 62409 states and 85187 transitions. [2022-12-13 15:47:39,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 15:47:39,990 INFO L276 IsEmpty]: Start isEmpty. Operand 62409 states and 85187 transitions. [2022-12-13 15:47:40,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-12-13 15:47:40,033 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:47:40,033 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 14, 14, 14, 14, 14, 14, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:47:40,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 15:47:40,033 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:47:40,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:47:40,034 INFO L85 PathProgramCache]: Analyzing trace with hash -395967872, now seen corresponding path program 1 times [2022-12-13 15:47:40,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:47:40,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079196263] [2022-12-13 15:47:40,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:47:40,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:47:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:47:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:47:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:47:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:47:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:47:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:47:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:47:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:47:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:47:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:47:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:47:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:47:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:47:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:47:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:47:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:47:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:47:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:47:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-12-13 15:47:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 15:47:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 15:47:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 15:47:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-12-13 15:47:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:47:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:47:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-12-13 15:47:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:47:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:47:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:47:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-12-13 15:47:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 15:47:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-12-13 15:47:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-12-13 15:47:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:47:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1298 trivial. 0 not checked. [2022-12-13 15:47:42,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:47:42,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079196263] [2022-12-13 15:47:42,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079196263] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:47:42,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:47:42,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 15:47:42,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587882326] [2022-12-13 15:47:42,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:47:42,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 15:47:42,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:47:42,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 15:47:42,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:47:42,108 INFO L87 Difference]: Start difference. First operand 62409 states and 85187 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-12-13 15:47:44,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:47:58,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:47:58,303 INFO L93 Difference]: Finished difference Result 64055 states and 88424 transitions. [2022-12-13 15:47:58,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:47:58,304 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 347 [2022-12-13 15:47:58,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:47:58,309 INFO L225 Difference]: With dead ends: 64055 [2022-12-13 15:47:58,309 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 15:47:58,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 15:47:58,474 INFO L413 NwaCegarLoop]: 2069 mSDtfsCounter, 2921 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2447 mSolverCounterSat, 1140 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3226 SdHoareTripleChecker+Valid, 5002 SdHoareTripleChecker+Invalid, 3588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1140 IncrementalHoareTripleChecker+Valid, 2447 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2022-12-13 15:47:58,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3226 Valid, 5002 Invalid, 3588 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1140 Valid, 2447 Invalid, 1 Unknown, 0 Unchecked, 13.9s Time] [2022-12-13 15:47:58,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 15:47:58,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 15:47:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:47:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 15:47:58,480 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 347 [2022-12-13 15:47:58,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:47:58,480 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 15:47:58,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-12-13 15:47:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 15:47:58,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 15:47:58,482 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-12-13 15:47:58,483 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-12-13 15:47:58,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 15:47:58,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.