./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/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_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/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_45265591-fd40-45b8-867e-c21725e5988b/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 05e3ebea4820703b3259b4b6dd440513670562ea5166f99f8e3aabd0be2e3f32 --- 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 14:39:16,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:39:16,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:39:16,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:39:16,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:39:16,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:39:16,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:39:16,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:39:16,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:39:16,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:39:16,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:39:16,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:39:16,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:39:16,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:39:16,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:39:16,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:39:16,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:39:16,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:39:16,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:39:16,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:39:16,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:39:16,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:39:16,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:39:16,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:39:16,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:39:16,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:39:16,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:39:16,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:39:16,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:39:16,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:39:16,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:39:16,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:39:16,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:39:16,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:39:16,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:39:16,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:39:16,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:39:16,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:39:16,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:39:16,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:39:16,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:39:16,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 14:39:16,176 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:39:16,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:39:16,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:39:16,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:39:16,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:39:16,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:39:16,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:39:16,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:39:16,178 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:39:16,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:39:16,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:39:16,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:39:16,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:39:16,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:39:16,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:39:16,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:39:16,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:39:16,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:39:16,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:39:16,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:39:16,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:39:16,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:39:16,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:39:16,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:39:16,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:39:16,181 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:39:16,182 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_45265591-fd40-45b8-867e-c21725e5988b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05e3ebea4820703b3259b4b6dd440513670562ea5166f99f8e3aabd0be2e3f32 [2022-12-13 14:39:16,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:39:16,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:39:16,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:39:16,404 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:39:16,404 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:39:16,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-12-13 14:39:19,087 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:39:19,557 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:39:19,557 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-12-13 14:39:19,592 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/data/9925df2b2/feaa7a5c1cd748ba87a08347ad0288c9/FLAGb0a7b021e [2022-12-13 14:39:19,604 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/data/9925df2b2/feaa7a5c1cd748ba87a08347ad0288c9 [2022-12-13 14:39:19,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:39:19,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:39:19,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:39:19,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:39:19,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:39:19,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:39:19" (1/1) ... [2022-12-13 14:39:19,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5efd9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:19, skipping insertion in model container [2022-12-13 14:39:19,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:39:19" (1/1) ... [2022-12-13 14:39:19,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:39:19,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:39:20,398 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-12-13 14:39:20,408 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-12-13 14:39:20,433 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:39:20,451 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:39:20,468 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:39:20,489 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:39:20,578 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:20,633 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:39:20,638 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:39:20,638 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 14:39:20,647 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 14:39:20,654 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 14:39:20,661 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-13 14:39:20,693 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 14:39:20,700 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:20,702 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 14:39:20,708 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 14:39:20,714 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 14:39:20,793 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-13 14:39:20,802 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 14:39:20,802 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 14:39:20,848 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 14:39:20,865 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 14:39:20,866 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 14:39:20,882 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:20,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:20,912 WARN L623 FunctionHandler]: Unknown extern function dql_completed [2022-12-13 14:39:20,921 WARN L623 FunctionHandler]: Unknown extern function dql_reset [2022-12-13 14:39:20,937 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 14:39:20,971 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:20,972 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:20,973 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:20,974 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:20,974 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 14:39:21,073 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 14:39:21,136 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 14:39:21,294 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 14:39:21,295 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:21,296 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:21,297 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:21,330 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:39:21,330 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 14:39:21,332 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-13 14:39:21,343 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-13 14:39:21,349 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 14:39:21,349 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 14:39:21,383 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:21,398 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 14:39:21,399 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 14:39:21,435 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_542 [2022-12-13 14:39:21,436 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_551 [2022-12-13 14:39:21,437 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:21,437 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:21,443 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-13 14:39:21,449 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-13 14:39:21,449 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:21,450 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:21,468 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-13 14:39:21,474 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-12-13 14:39:21,475 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-13 14:39:21,481 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-13 14:39:21,491 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,507 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 14:39:21,527 WARN L623 FunctionHandler]: Unknown extern function rtnl_is_locked [2022-12-13 14:39:21,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:21,528 WARN L623 FunctionHandler]: Unknown extern function dump_stack [2022-12-13 14:39:21,534 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-12-13 14:39:21,540 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 14:39:21,545 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 14:39:21,562 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 14:39:21,563 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 14:39:21,578 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:21,578 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:21,583 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:21,584 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:21,605 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:21,626 WARN L623 FunctionHandler]: Unknown extern function mdio_mii_ioctl [2022-12-13 14:39:21,643 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device_mem [2022-12-13 14:39:21,647 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:39:21,647 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,648 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-12-13 14:39:21,648 WARN L623 FunctionHandler]: Unknown extern function pci_request_selected_regions [2022-12-13 14:39:21,648 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,648 WARN L623 FunctionHandler]: Unknown extern function pci_enable_pcie_error_reporting [2022-12-13 14:39:21,648 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 14:39:21,649 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,649 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:39:21,650 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:39:21,650 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:39:21,651 WARN L623 FunctionHandler]: Unknown extern function pci_ioremap_bar [2022-12-13 14:39:21,651 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,652 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,653 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,654 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,654 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 14:39:21,656 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,656 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:39:21,656 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:39:21,657 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:39:21,657 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:39:21,657 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 14:39:21,658 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,658 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 14:39:21,658 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 14:39:21,658 WARN L623 FunctionHandler]: Unknown extern function pci_release_selected_regions [2022-12-13 14:39:21,658 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 14:39:21,663 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 14:39:21,664 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 14:39:21,664 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 14:39:21,664 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-12-13 14:39:21,664 WARN L623 FunctionHandler]: Unknown extern function pci_release_selected_regions [2022-12-13 14:39:21,664 WARN L623 FunctionHandler]: Unknown extern function pci_disable_pcie_error_reporting [2022-12-13 14:39:21,664 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 14:39:21,670 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 14:39:21,675 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 14:39:21,681 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:39:21,681 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:21,681 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 14:39:21,682 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 14:39:21,682 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:21,687 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:39:21,687 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:21,687 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 14:39:21,688 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:21,688 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 14:39:21,688 WARN L623 FunctionHandler]: Unknown extern function pci_cleanup_aer_uncorrect_error_status [2022-12-13 14:39:21,689 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:21,694 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:39:21,694 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:21,694 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 14:39:21,695 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:22,119 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,119 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,119 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,121 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,121 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,121 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,121 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,121 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,122 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:22,126 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 14:39:22,128 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:39:22,132 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:39:22,132 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:39:22,134 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:39:22,134 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:39:22,145 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 14:39:22,152 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 14:39:22,161 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 14:39:22,169 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:39:22,170 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 14:39:22,171 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:39:22,171 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 14:39:22,172 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 14:39:22,172 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:39:22,173 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 14:39:22,173 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:39:22,173 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 14:39:22,174 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 14:39:22,230 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_119 [2022-12-13 14:39:22,230 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_120 [2022-12-13 14:39:22,231 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_121 [2022-12-13 14:39:22,231 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_122 [2022-12-13 14:39:22,231 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_123 [2022-12-13 14:39:22,242 WARN L623 FunctionHandler]: Unknown extern function rtnl_is_locked [2022-12-13 14:39:22,242 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:22,242 WARN L623 FunctionHandler]: Unknown extern function dump_stack [2022-12-13 14:39:22,253 WARN L623 FunctionHandler]: Unknown extern function rtnl_is_locked [2022-12-13 14:39:22,254 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:22,254 WARN L623 FunctionHandler]: Unknown extern function dump_stack [2022-12-13 14:39:22,273 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_274 [2022-12-13 14:39:22,278 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:22,285 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-13 14:39:22,338 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 14:39:22,343 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-13 14:39:22,406 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,467 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,467 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,472 WARN L623 FunctionHandler]: Unknown extern function __bad_unaligned_access_size [2022-12-13 14:39:22,473 WARN L623 FunctionHandler]: Unknown extern function __bad_unaligned_access_size [2022-12-13 14:39:22,481 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,486 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,487 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,488 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,488 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,489 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,489 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,490 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,490 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,490 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,493 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:22,508 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:22,511 WARN L623 FunctionHandler]: Unknown extern function pcie_get_readrq [2022-12-13 14:39:22,511 WARN L623 FunctionHandler]: Unknown extern function pcie_set_readrq [2022-12-13 14:39:22,564 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 14:39:22,565 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 14:39:22,574 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:39:23,298 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460236,460249] [2022-12-13 14:39:23,301 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460405,460418] [2022-12-13 14:39:23,302 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460572,460585] [2022-12-13 14:39:23,302 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460740,460753] [2022-12-13 14:39:23,303 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,304 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,305 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,321 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:39:23,364 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:39:23,436 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-12-13 14:39:23,436 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-12-13 14:39:23,437 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:39:23,437 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:39:23,438 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:39:23,438 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:39:23,440 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,443 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:39:23,444 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 14:39:23,444 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 14:39:23,445 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 14:39:23,446 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 14:39:23,446 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-13 14:39:23,448 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 14:39:23,449 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:23,449 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 14:39:23,450 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 14:39:23,450 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 14:39:23,453 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-13 14:39:23,453 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 14:39:23,454 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 14:39:23,455 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 14:39:23,456 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 14:39:23,456 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 14:39:23,457 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:23,457 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:23,459 WARN L623 FunctionHandler]: Unknown extern function dql_completed [2022-12-13 14:39:23,459 WARN L623 FunctionHandler]: Unknown extern function dql_reset [2022-12-13 14:39:23,460 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 14:39:23,461 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:23,461 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:23,461 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:23,461 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:39:23,461 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 14:39:23,462 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 14:39:23,463 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 14:39:23,467 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 14:39:23,467 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:23,467 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:23,468 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:23,471 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 14:39:23,471 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 14:39:23,472 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-12-13 14:39:23,474 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-13 14:39:23,474 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 14:39:23,475 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 14:39:23,477 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:23,478 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 14:39:23,479 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 14:39:23,483 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_542 [2022-12-13 14:39:23,483 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_551 [2022-12-13 14:39:23,484 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:23,484 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:23,484 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-13 14:39:23,485 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-12-13 14:39:23,485 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:23,485 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:39:23,486 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-13 14:39:23,486 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-12-13 14:39:23,486 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-13 14:39:23,487 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-13 14:39:23,487 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,489 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 14:39:23,490 WARN L623 FunctionHandler]: Unknown extern function rtnl_is_locked [2022-12-13 14:39:23,490 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:23,490 WARN L623 FunctionHandler]: Unknown extern function dump_stack [2022-12-13 14:39:23,492 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-12-13 14:39:23,492 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 14:39:23,492 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 14:39:23,494 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 14:39:23,495 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 14:39:23,496 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:23,496 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:23,496 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:23,496 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:23,502 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 14:39:23,504 WARN L623 FunctionHandler]: Unknown extern function mdio_mii_ioctl [2022-12-13 14:39:23,506 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device_mem [2022-12-13 14:39:23,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:39:23,508 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,508 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-12-13 14:39:23,508 WARN L623 FunctionHandler]: Unknown extern function pci_request_selected_regions [2022-12-13 14:39:23,508 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,508 WARN L623 FunctionHandler]: Unknown extern function pci_enable_pcie_error_reporting [2022-12-13 14:39:23,508 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 14:39:23,509 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,510 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:39:23,510 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:39:23,510 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:39:23,511 WARN L623 FunctionHandler]: Unknown extern function pci_ioremap_bar [2022-12-13 14:39:23,511 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,512 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,512 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,512 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,513 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 14:39:23,513 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,514 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:39:23,514 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:39:23,514 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:39:23,515 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:39:23,515 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 14:39:23,515 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,515 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 14:39:23,516 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 14:39:23,516 WARN L623 FunctionHandler]: Unknown extern function pci_release_selected_regions [2022-12-13 14:39:23,516 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 14:39:23,516 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 14:39:23,517 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 14:39:23,517 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 14:39:23,517 WARN L623 FunctionHandler]: Unknown extern function pci_select_bars [2022-12-13 14:39:23,517 WARN L623 FunctionHandler]: Unknown extern function pci_release_selected_regions [2022-12-13 14:39:23,517 WARN L623 FunctionHandler]: Unknown extern function pci_disable_pcie_error_reporting [2022-12-13 14:39:23,517 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 14:39:23,518 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 14:39:23,518 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 14:39:23,519 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:39:23,519 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:23,519 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 14:39:23,519 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 14:39:23,519 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:23,520 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:39:23,520 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:23,520 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 14:39:23,520 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,520 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 14:39:23,520 WARN L623 FunctionHandler]: Unknown extern function pci_cleanup_aer_uncorrect_error_status [2022-12-13 14:39:23,521 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:23,521 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 14:39:23,521 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-12-13 14:39:23,521 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 14:39:23,521 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-12-13 14:39:23,525 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,526 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,527 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,529 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 14:39:23,530 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:39:23,532 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:39:23,533 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:39:23,534 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 14:39:23,534 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 14:39:23,539 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 14:39:23,544 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 14:39:23,583 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 14:39:23,597 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:39:23,598 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 14:39:23,599 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 14:39:23,599 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 14:39:23,600 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 14:39:23,600 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:39:23,600 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 14:39:23,601 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 14:39:23,601 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 14:39:23,602 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 14:39:23,606 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_119 [2022-12-13 14:39:23,607 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_120 [2022-12-13 14:39:23,607 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_121 [2022-12-13 14:39:23,607 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_122 [2022-12-13 14:39:23,607 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_123 [2022-12-13 14:39:23,610 WARN L623 FunctionHandler]: Unknown extern function rtnl_is_locked [2022-12-13 14:39:23,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:23,611 WARN L623 FunctionHandler]: Unknown extern function dump_stack [2022-12-13 14:39:23,614 WARN L623 FunctionHandler]: Unknown extern function rtnl_is_locked [2022-12-13 14:39:23,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:39:23,614 WARN L623 FunctionHandler]: Unknown extern function dump_stack [2022-12-13 14:39:23,617 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_274 [2022-12-13 14:39:23,618 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 14:39:23,620 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-12-13 14:39:23,622 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 14:39:23,624 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-13 14:39:23,628 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,635 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,636 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,637 WARN L623 FunctionHandler]: Unknown extern function __bad_unaligned_access_size [2022-12-13 14:39:23,638 WARN L623 FunctionHandler]: Unknown extern function __bad_unaligned_access_size [2022-12-13 14:39:23,642 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,643 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,644 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,647 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,648 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,649 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,649 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,653 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 14:39:23,665 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:39:23,668 WARN L623 FunctionHandler]: Unknown extern function pcie_get_readrq [2022-12-13 14:39:23,668 WARN L623 FunctionHandler]: Unknown extern function pcie_set_readrq [2022-12-13 14:39:23,680 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 14:39:23,680 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 14:39:23,681 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 14:39:23,704 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460236,460249] [2022-12-13 14:39:23,704 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460405,460418] [2022-12-13 14:39:23,705 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460572,460585] [2022-12-13 14:39:23,705 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460740,460753] [2022-12-13 14:39:23,706 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,710 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,711 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,713 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:39:23,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:39:24,018 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:39:24,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24 WrapperNode [2022-12-13 14:39:24,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:39:24,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:39:24,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:39:24,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:39:24,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,274 INFO L138 Inliner]: procedures = 676, calls = 4362, calls flagged for inlining = 337, calls inlined = 299, statements flattened = 8508 [2022-12-13 14:39:24,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:39:24,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:39:24,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:39:24,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:39:24,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,481 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:39:24,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:39:24,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:39:24,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:39:24,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (1/1) ... [2022-12-13 14:39:24,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:39:24,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:39:24,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:39:24,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45265591-fd40-45b8-867e-c21725e5988b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:39:24,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 14:39:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 14:39:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_resume [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_resume [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 14:39:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 14:39:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure alx_remove [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_remove [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_62 [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_62 [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-12-13 14:39:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-12-13 14:39:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_stop [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_stop [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2022-12-13 14:39:24,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2022-12-13 14:39:24,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 14:39:24,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-13 14:39:24,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 14:39:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 14:39:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 14:39:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-12-13 14:39:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 14:39:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 14:39:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure alx_open [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_open [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-12-13 14:39:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2022-12-13 14:39:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2022-12-13 14:39:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2022-12-13 14:39:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_lock_of_alx_priv [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_lock_of_alx_priv [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-13 14:39:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 14:39:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_63 [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_63 [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2022-12-13 14:39:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2022-12-13 14:39:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-12-13 14:39:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-12-13 14:39:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_89 [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_89 [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2022-12-13 14:39:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2022-12-13 14:39:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2022-12-13 14:39:24,599 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2022-12-13 14:39:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2022-12-13 14:39:25,342 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:39:25,345 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:39:25,456 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 14:39:33,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-13 14:39:33,211 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:39:33,230 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:39:33,230 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-12-13 14:39:33,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:39:33 BoogieIcfgContainer [2022-12-13 14:39:33,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:39:33,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:39:33,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:39:33,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:39:33,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:39:19" (1/3) ... [2022-12-13 14:39:33,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d22371c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:39:33, skipping insertion in model container [2022-12-13 14:39:33,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:39:24" (2/3) ... [2022-12-13 14:39:33,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d22371c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:39:33, skipping insertion in model container [2022-12-13 14:39:33,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:39:33" (3/3) ... [2022-12-13 14:39:33,241 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-12-13 14:39:33,255 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:39:33,255 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-13 14:39:33,336 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:39:33,342 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;@2fba79ce, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:39:33,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-12-13 14:39:33,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 3099 states, 2066 states have (on average 1.2686350435624394) internal successors, (2621), 2112 states have internal predecessors, (2621), 866 states have call successors, (866), 168 states have call predecessors, (866), 167 states have return successors, (857), 842 states have call predecessors, (857), 857 states have call successors, (857) [2022-12-13 14:39:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-12-13 14:39:33,372 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:39:33,373 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:39:33,373 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:39:33,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:39:33,378 INFO L85 PathProgramCache]: Analyzing trace with hash 419433353, now seen corresponding path program 1 times [2022-12-13 14:39:33,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:39:33,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362372612] [2022-12-13 14:39:33,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:39:33,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:39:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:39:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:39:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:39:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:39:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:39:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:39:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:39:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:39:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:39:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:39:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:39:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:39:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:39:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:39:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:39:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:39:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:39:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 14:39:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-13 14:39:34,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:39:34,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362372612] [2022-12-13 14:39:34,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362372612] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:39:34,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:39:34,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:39:34,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26452081] [2022-12-13 14:39:34,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:39:34,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:39:34,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:39:34,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:39:34,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:39:34,640 INFO L87 Difference]: Start difference. First operand has 3099 states, 2066 states have (on average 1.2686350435624394) internal successors, (2621), 2112 states have internal predecessors, (2621), 866 states have call successors, (866), 168 states have call predecessors, (866), 167 states have return successors, (857), 842 states have call predecessors, (857), 857 states have call successors, (857) 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, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:39:41,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:39:41,966 INFO L93 Difference]: Finished difference Result 9227 states and 13366 transitions. [2022-12-13 14:39:41,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:39:41,969 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, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 204 [2022-12-13 14:39:41,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:39:42,033 INFO L225 Difference]: With dead ends: 9227 [2022-12-13 14:39:42,033 INFO L226 Difference]: Without dead ends: 6152 [2022-12-13 14:39:42,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:39:42,053 INFO L413 NwaCegarLoop]: 3083 mSDtfsCounter, 5644 mSDsluCounter, 3753 mSDsCounter, 0 mSdLazyCounter, 4973 mSolverCounterSat, 2489 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6391 SdHoareTripleChecker+Valid, 6836 SdHoareTripleChecker+Invalid, 7462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2489 IncrementalHoareTripleChecker+Valid, 4973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-12-13 14:39:42,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6391 Valid, 6836 Invalid, 7462 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2489 Valid, 4973 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2022-12-13 14:39:42,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2022-12-13 14:39:42,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 5938. [2022-12-13 14:39:42,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5938 states, 3968 states have (on average 1.2552923387096775) internal successors, (4981), 4049 states have internal predecessors, (4981), 1639 states have call successors, (1639), 329 states have call predecessors, (1639), 328 states have return successors, (1635), 1613 states have call predecessors, (1635), 1635 states have call successors, (1635) [2022-12-13 14:39:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5938 states to 5938 states and 8255 transitions. [2022-12-13 14:39:42,341 INFO L78 Accepts]: Start accepts. Automaton has 5938 states and 8255 transitions. Word has length 204 [2022-12-13 14:39:42,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:39:42,342 INFO L495 AbstractCegarLoop]: Abstraction has 5938 states and 8255 transitions. [2022-12-13 14:39:42,342 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, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:39:42,342 INFO L276 IsEmpty]: Start isEmpty. Operand 5938 states and 8255 transitions. [2022-12-13 14:39:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-13 14:39:42,346 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:39:42,346 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:39:42,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 14:39:42,347 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:39:42,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:39:42,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1253241263, now seen corresponding path program 1 times [2022-12-13 14:39:42,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:39:42,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884125050] [2022-12-13 14:39:42,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:39:42,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:39:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:39:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:39:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:39:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:39:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:39:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:39:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:39:43,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:39:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:39:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:39:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:39:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:39:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:39:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:39:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:39:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:39:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:39:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:39:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-13 14:39:43,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:39:43,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884125050] [2022-12-13 14:39:43,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884125050] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:39:43,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:39:43,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:39:43,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033194876] [2022-12-13 14:39:43,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:39:43,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:39:43,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:39:43,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:39:43,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:39:43,513 INFO L87 Difference]: Start difference. First operand 5938 states and 8255 transitions. Second operand has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:39:56,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:39:56,597 INFO L93 Difference]: Finished difference Result 22173 states and 30953 transitions. [2022-12-13 14:39:56,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 14:39:56,597 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 206 [2022-12-13 14:39:56,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:39:56,680 INFO L225 Difference]: With dead ends: 22173 [2022-12-13 14:39:56,680 INFO L226 Difference]: Without dead ends: 16272 [2022-12-13 14:39:56,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:39:56,696 INFO L413 NwaCegarLoop]: 3296 mSDtfsCounter, 16455 mSDsluCounter, 5830 mSDsCounter, 0 mSdLazyCounter, 10563 mSolverCounterSat, 8715 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17745 SdHoareTripleChecker+Valid, 9126 SdHoareTripleChecker+Invalid, 19278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8715 IncrementalHoareTripleChecker+Valid, 10563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:39:56,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17745 Valid, 9126 Invalid, 19278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8715 Valid, 10563 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2022-12-13 14:39:56,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16272 states. [2022-12-13 14:39:57,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16272 to 15572. [2022-12-13 14:39:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15572 states, 10318 states have (on average 1.2532467532467533) internal successors, (12931), 10541 states have internal predecessors, (12931), 4295 states have call successors, (4295), 957 states have call predecessors, (4295), 956 states have return successors, (4307), 4209 states have call predecessors, (4307), 4291 states have call successors, (4307) [2022-12-13 14:39:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15572 states to 15572 states and 21533 transitions. [2022-12-13 14:39:57,444 INFO L78 Accepts]: Start accepts. Automaton has 15572 states and 21533 transitions. Word has length 206 [2022-12-13 14:39:57,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:39:57,444 INFO L495 AbstractCegarLoop]: Abstraction has 15572 states and 21533 transitions. [2022-12-13 14:39:57,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:39:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 15572 states and 21533 transitions. [2022-12-13 14:39:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-13 14:39:57,448 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:39:57,448 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:39:57,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 14:39:57,449 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:39:57,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:39:57,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1226459829, now seen corresponding path program 1 times [2022-12-13 14:39:57,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:39:57,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514812449] [2022-12-13 14:39:57,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:39:57,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:39:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:39:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:39:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:39:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:39:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:39:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:39:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:39:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:39:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:39:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:39:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:39:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:39:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:39:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:39:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:39:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:39:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:39:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 14:39:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 14:39:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:39:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:39:58,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-13 14:39:58,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:39:58,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514812449] [2022-12-13 14:39:58,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514812449] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:39:58,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:39:58,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:39:58,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438125566] [2022-12-13 14:39:58,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:39:58,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:39:58,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:39:58,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:39:58,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:39:58,144 INFO L87 Difference]: Start difference. First operand 15572 states and 21533 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 14:40:05,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:40:05,167 INFO L93 Difference]: Finished difference Result 47762 states and 66877 transitions. [2022-12-13 14:40:05,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:40:05,167 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 216 [2022-12-13 14:40:05,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:40:05,281 INFO L225 Difference]: With dead ends: 47762 [2022-12-13 14:40:05,281 INFO L226 Difference]: Without dead ends: 32227 [2022-12-13 14:40:05,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:40:05,327 INFO L413 NwaCegarLoop]: 3122 mSDtfsCounter, 5671 mSDsluCounter, 3859 mSDsCounter, 0 mSdLazyCounter, 4976 mSolverCounterSat, 2564 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6393 SdHoareTripleChecker+Valid, 6981 SdHoareTripleChecker+Invalid, 7540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2564 IncrementalHoareTripleChecker+Valid, 4976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:40:05,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6393 Valid, 6981 Invalid, 7540 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2564 Valid, 4976 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-12-13 14:40:05,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32227 states. [2022-12-13 14:40:06,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32227 to 32085. [2022-12-13 14:40:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32085 states, 21419 states have (on average 1.2557075493720529) internal successors, (26896), 21929 states have internal predecessors, (26896), 8662 states have call successors, (8662), 1906 states have call predecessors, (8662), 2001 states have return successors, (9594), 8557 states have call predecessors, (9594), 8658 states have call successors, (9594) [2022-12-13 14:40:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32085 states to 32085 states and 45152 transitions. [2022-12-13 14:40:07,045 INFO L78 Accepts]: Start accepts. Automaton has 32085 states and 45152 transitions. Word has length 216 [2022-12-13 14:40:07,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:40:07,045 INFO L495 AbstractCegarLoop]: Abstraction has 32085 states and 45152 transitions. [2022-12-13 14:40:07,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 14:40:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 32085 states and 45152 transitions. [2022-12-13 14:40:07,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-12-13 14:40:07,048 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:40:07,049 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:40:07,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 14:40:07,049 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:40:07,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:40:07,049 INFO L85 PathProgramCache]: Analyzing trace with hash 892513685, now seen corresponding path program 1 times [2022-12-13 14:40:07,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:40:07,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936359669] [2022-12-13 14:40:07,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:40:07,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:40:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:40:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:40:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:40:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:40:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:40:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:40:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:40:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:40:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:40:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:40:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:40:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:40:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:40:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:40:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:40:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:40:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:40:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-12-13 14:40:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-12-13 14:40:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:07,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-13 14:40:07,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:40:07,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936359669] [2022-12-13 14:40:07,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936359669] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:40:07,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:40:07,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:40:07,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460714492] [2022-12-13 14:40:07,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:40:07,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:40:07,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:40:07,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:40:07,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:40:07,633 INFO L87 Difference]: Start difference. First operand 32085 states and 45152 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 14:40:16,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:40:16,195 INFO L93 Difference]: Finished difference Result 95927 states and 135934 transitions. [2022-12-13 14:40:16,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:40:16,196 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 217 [2022-12-13 14:40:16,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:40:16,463 INFO L225 Difference]: With dead ends: 95927 [2022-12-13 14:40:16,463 INFO L226 Difference]: Without dead ends: 63879 [2022-12-13 14:40:16,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:40:16,572 INFO L413 NwaCegarLoop]: 3628 mSDtfsCounter, 5628 mSDsluCounter, 4258 mSDsCounter, 0 mSdLazyCounter, 5017 mSolverCounterSat, 2460 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6349 SdHoareTripleChecker+Valid, 7886 SdHoareTripleChecker+Invalid, 7477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2460 IncrementalHoareTripleChecker+Valid, 5017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:40:16,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6349 Valid, 7886 Invalid, 7477 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2460 Valid, 5017 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-12-13 14:40:16,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63879 states. [2022-12-13 14:40:18,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63879 to 63615. [2022-12-13 14:40:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63615 states, 42505 states have (on average 1.2558522526761557) internal successors, (53380), 43525 states have internal predecessors, (53380), 17160 states have call successors, (17160), 3780 states have call predecessors, (17160), 3947 states have return successors, (19848), 16927 states have call predecessors, (19848), 17156 states have call successors, (19848) [2022-12-13 14:40:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63615 states to 63615 states and 90388 transitions. [2022-12-13 14:40:19,094 INFO L78 Accepts]: Start accepts. Automaton has 63615 states and 90388 transitions. Word has length 217 [2022-12-13 14:40:19,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:40:19,094 INFO L495 AbstractCegarLoop]: Abstraction has 63615 states and 90388 transitions. [2022-12-13 14:40:19,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 14:40:19,095 INFO L276 IsEmpty]: Start isEmpty. Operand 63615 states and 90388 transitions. [2022-12-13 14:40:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-13 14:40:19,096 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:40:19,097 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:40:19,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 14:40:19,097 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:40:19,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:40:19,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1292692231, now seen corresponding path program 1 times [2022-12-13 14:40:19,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:40:19,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944814826] [2022-12-13 14:40:19,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:40:19,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:40:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:40:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:40:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:40:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:40:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:40:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:40:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:40:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:40:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:40:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:40:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:40:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:40:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:40:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:40:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:40:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:40:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:40:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:40:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-13 14:40:19,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:40:19,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944814826] [2022-12-13 14:40:19,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944814826] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:40:19,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:40:19,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:40:19,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840126258] [2022-12-13 14:40:19,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:40:19,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:40:19,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:40:19,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:40:19,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:40:19,557 INFO L87 Difference]: Start difference. First operand 63615 states and 90388 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:40:29,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:40:29,609 INFO L93 Difference]: Finished difference Result 187015 states and 264510 transitions. [2022-12-13 14:40:29,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:40:29,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 216 [2022-12-13 14:40:29,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:40:30,203 INFO L225 Difference]: With dead ends: 187015 [2022-12-13 14:40:30,203 INFO L226 Difference]: Without dead ends: 123437 [2022-12-13 14:40:30,383 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:40:30,383 INFO L413 NwaCegarLoop]: 3040 mSDtfsCounter, 5402 mSDsluCounter, 3684 mSDsCounter, 0 mSdLazyCounter, 5061 mSolverCounterSat, 2533 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6125 SdHoareTripleChecker+Valid, 6724 SdHoareTripleChecker+Invalid, 7594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2533 IncrementalHoareTripleChecker+Valid, 5061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:40:30,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6125 Valid, 6724 Invalid, 7594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2533 Valid, 5061 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-12-13 14:40:30,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123437 states. [2022-12-13 14:40:34,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123437 to 122939. [2022-12-13 14:40:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122939 states, 81695 states have (on average 1.2503580390476774) internal successors, (102148), 83781 states have internal predecessors, (102148), 33372 states have call successors, (33372), 7534 states have call predecessors, (33372), 7869 states have return successors, (37230), 32859 states have call predecessors, (37230), 33368 states have call successors, (37230) [2022-12-13 14:40:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122939 states to 122939 states and 172750 transitions. [2022-12-13 14:40:35,358 INFO L78 Accepts]: Start accepts. Automaton has 122939 states and 172750 transitions. Word has length 216 [2022-12-13 14:40:35,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:40:35,358 INFO L495 AbstractCegarLoop]: Abstraction has 122939 states and 172750 transitions. [2022-12-13 14:40:35,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:40:35,358 INFO L276 IsEmpty]: Start isEmpty. Operand 122939 states and 172750 transitions. [2022-12-13 14:40:35,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-13 14:40:35,360 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:40:35,360 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:40:35,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 14:40:35,361 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:40:35,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:40:35,361 INFO L85 PathProgramCache]: Analyzing trace with hash -2049808249, now seen corresponding path program 1 times [2022-12-13 14:40:35,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:40:35,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476625542] [2022-12-13 14:40:35,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:40:35,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:40:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:40:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:40:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:40:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:40:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:40:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:40:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:40:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:40:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:40:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:40:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:40:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:40:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:40:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:40:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:40:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:40:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:40:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 14:40:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-13 14:40:35,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:40:35,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476625542] [2022-12-13 14:40:35,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476625542] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:40:35,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:40:35,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:40:35,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030538523] [2022-12-13 14:40:35,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:40:35,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:40:35,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:40:35,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:40:35,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:40:35,830 INFO L87 Difference]: Start difference. First operand 122939 states and 172750 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:40:46,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:40:46,464 INFO L93 Difference]: Finished difference Result 245066 states and 343211 transitions. [2022-12-13 14:40:46,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:40:46,465 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 215 [2022-12-13 14:40:46,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:40:46,932 INFO L225 Difference]: With dead ends: 245066 [2022-12-13 14:40:46,932 INFO L226 Difference]: Without dead ends: 122164 [2022-12-13 14:40:47,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:40:47,239 INFO L413 NwaCegarLoop]: 3281 mSDtfsCounter, 4904 mSDsluCounter, 3958 mSDsCounter, 0 mSdLazyCounter, 5111 mSolverCounterSat, 2303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5547 SdHoareTripleChecker+Valid, 7239 SdHoareTripleChecker+Invalid, 7414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2303 IncrementalHoareTripleChecker+Valid, 5111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:40:47,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5547 Valid, 7239 Invalid, 7414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2303 Valid, 5111 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-12-13 14:40:47,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122164 states. [2022-12-13 14:40:51,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122164 to 121692. [2022-12-13 14:40:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121692 states, 80824 states have (on average 1.236427298822132) internal successors, (99933), 82886 states have internal predecessors, (99933), 32688 states have call successors, (32688), 7800 states have call predecessors, (32688), 8177 states have return successors, (36701), 32186 states have call predecessors, (36701), 32684 states have call successors, (36701) [2022-12-13 14:40:52,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121692 states to 121692 states and 169322 transitions. [2022-12-13 14:40:52,396 INFO L78 Accepts]: Start accepts. Automaton has 121692 states and 169322 transitions. Word has length 215 [2022-12-13 14:40:52,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:40:52,397 INFO L495 AbstractCegarLoop]: Abstraction has 121692 states and 169322 transitions. [2022-12-13 14:40:52,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 14:40:52,398 INFO L276 IsEmpty]: Start isEmpty. Operand 121692 states and 169322 transitions. [2022-12-13 14:40:52,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-12-13 14:40:52,401 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:40:52,402 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 16, 16, 16, 16, 16, 16, 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] [2022-12-13 14:40:52,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 14:40:52,402 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:40:52,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:40:52,403 INFO L85 PathProgramCache]: Analyzing trace with hash -12200916, now seen corresponding path program 1 times [2022-12-13 14:40:52,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:40:52,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371301774] [2022-12-13 14:40:52,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:40:52,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:40:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:40:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:40:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:40:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:40:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:40:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:40:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:40:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:40:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:40:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:40:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:40:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:40:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:40:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:40:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:40:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:40:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:40:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:40:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-12-13 14:40:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-12-13 14:40:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-12-13 14:40:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:40:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1187 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2022-12-13 14:40:53,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:40:53,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371301774] [2022-12-13 14:40:53,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371301774] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:40:53,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:40:53,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:40:53,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973010035] [2022-12-13 14:40:53,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:40:53,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:40:53,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:40:53,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:40:53,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:40:53,431 INFO L87 Difference]: Start difference. First operand 121692 states and 169322 transitions. Second operand has 7 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 14:41:16,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:41:16,019 INFO L93 Difference]: Finished difference Result 421658 states and 587669 transitions. [2022-12-13 14:41:16,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 14:41:16,020 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 242 [2022-12-13 14:41:16,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:41:17,412 INFO L225 Difference]: With dead ends: 421658 [2022-12-13 14:41:17,412 INFO L226 Difference]: Without dead ends: 300003 [2022-12-13 14:41:17,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:41:17,772 INFO L413 NwaCegarLoop]: 3839 mSDtfsCounter, 13349 mSDsluCounter, 6972 mSDsCounter, 0 mSdLazyCounter, 12022 mSolverCounterSat, 6193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14799 SdHoareTripleChecker+Valid, 10811 SdHoareTripleChecker+Invalid, 18215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6193 IncrementalHoareTripleChecker+Valid, 12022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2022-12-13 14:41:17,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14799 Valid, 10811 Invalid, 18215 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6193 Valid, 12022 Invalid, 0 Unknown, 0 Unchecked, 13.6s Time] [2022-12-13 14:41:17,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300003 states. [2022-12-13 14:41:28,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300003 to 298338. [2022-12-13 14:41:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298338 states, 198565 states have (on average 1.2389998237353008) internal successors, (246022), 203857 states have internal predecessors, (246022), 80094 states have call successors, (80094), 18906 states have call predecessors, (80094), 19676 states have return successors, (89317), 78493 states have call predecessors, (89317), 80090 states have call successors, (89317) [2022-12-13 14:41:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298338 states to 298338 states and 415433 transitions. [2022-12-13 14:41:30,427 INFO L78 Accepts]: Start accepts. Automaton has 298338 states and 415433 transitions. Word has length 242 [2022-12-13 14:41:30,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:41:30,428 INFO L495 AbstractCegarLoop]: Abstraction has 298338 states and 415433 transitions. [2022-12-13 14:41:30,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 14:41:30,428 INFO L276 IsEmpty]: Start isEmpty. Operand 298338 states and 415433 transitions. [2022-12-13 14:41:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-13 14:41:30,430 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:41:30,430 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 16, 16, 16, 16, 16, 16, 4, 4, 4, 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] [2022-12-13 14:41:30,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 14:41:30,430 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:41:30,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:41:30,431 INFO L85 PathProgramCache]: Analyzing trace with hash -136567082, now seen corresponding path program 1 times [2022-12-13 14:41:30,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:41:30,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035423242] [2022-12-13 14:41:30,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:41:30,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:41:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:41:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:41:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:41:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:41:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:41:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:41:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:41:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:41:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:41:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:41:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:41:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:41:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:41:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:41:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:41:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:41:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:41:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:41:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 14:41:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 14:41:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:41:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:41:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-12-13 14:41:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 14:41:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-12-13 14:41:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:41:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1314 trivial. 0 not checked. [2022-12-13 14:41:30,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:41:30,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035423242] [2022-12-13 14:41:30,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035423242] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:41:30,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:41:30,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:41:30,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230276898] [2022-12-13 14:41:30,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:41:30,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:41:30,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:41:30,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:41:30,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:41:30,844 INFO L87 Difference]: Start difference. First operand 298338 states and 415433 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 14:41:56,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:41:56,546 INFO L93 Difference]: Finished difference Result 889218 states and 1239014 transitions. [2022-12-13 14:41:56,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:41:56,547 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 260 [2022-12-13 14:41:56,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:41:59,405 INFO L225 Difference]: With dead ends: 889218 [2022-12-13 14:41:59,406 INFO L226 Difference]: Without dead ends: 591014 [2022-12-13 14:42:00,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:42:00,610 INFO L413 NwaCegarLoop]: 3815 mSDtfsCounter, 5369 mSDsluCounter, 4286 mSDsCounter, 0 mSdLazyCounter, 5282 mSolverCounterSat, 2214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6111 SdHoareTripleChecker+Valid, 8101 SdHoareTripleChecker+Invalid, 7496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2214 IncrementalHoareTripleChecker+Valid, 5282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-12-13 14:42:00,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6111 Valid, 8101 Invalid, 7496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2214 Valid, 5282 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-12-13 14:42:01,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591014 states. [2022-12-13 14:42:22,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591014 to 588376. [2022-12-13 14:42:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 588376 states, 391967 states have (on average 1.2384562986169754) internal successors, (485434), 401853 states have internal predecessors, (485434), 157559 states have call successors, (157559), 37234 states have call predecessors, (157559), 38847 states have return successors, (175993), 155126 states have call predecessors, (175993), 157555 states have call successors, (175993) [2022-12-13 14:42:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588376 states to 588376 states and 818986 transitions. [2022-12-13 14:42:26,253 INFO L78 Accepts]: Start accepts. Automaton has 588376 states and 818986 transitions. Word has length 260 [2022-12-13 14:42:26,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:42:26,254 INFO L495 AbstractCegarLoop]: Abstraction has 588376 states and 818986 transitions. [2022-12-13 14:42:26,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 14:42:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 588376 states and 818986 transitions. [2022-12-13 14:42:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-13 14:42:26,258 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:42:26,258 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 16, 16, 16, 16, 16, 16, 4, 4, 4, 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] [2022-12-13 14:42:26,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 14:42:26,259 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:42:26,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:42:26,259 INFO L85 PathProgramCache]: Analyzing trace with hash 3981528, now seen corresponding path program 1 times [2022-12-13 14:42:26,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:42:26,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33355141] [2022-12-13 14:42:26,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:42:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:42:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:42:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:42:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:42:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:42:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:42:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:42:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:42:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:42:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:42:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:42:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:26,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:42:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:42:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:42:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:42:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:42:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:42:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:42:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:42:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 14:42:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 14:42:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:42:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:42:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-12-13 14:42:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 14:42:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-12-13 14:42:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:42:27,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2022-12-13 14:42:27,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:42:27,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33355141] [2022-12-13 14:42:27,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33355141] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:42:27,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:42:27,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:42:27,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289222724] [2022-12-13 14:42:27,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:42:27,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:42:27,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:42:27,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:42:27,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:42:27,107 INFO L87 Difference]: Start difference. First operand 588376 states and 818986 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 14:42:50,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:42:50,103 INFO L93 Difference]: Finished difference Result 597450 states and 828670 transitions. [2022-12-13 14:42:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 14:42:50,103 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 260 [2022-12-13 14:42:50,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:42:53,018 INFO L225 Difference]: With dead ends: 597450 [2022-12-13 14:42:53,019 INFO L226 Difference]: Without dead ends: 597448 [2022-12-13 14:42:53,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 14:42:53,262 INFO L413 NwaCegarLoop]: 2633 mSDtfsCounter, 4298 mSDsluCounter, 6008 mSDsCounter, 0 mSdLazyCounter, 6237 mSolverCounterSat, 1989 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4666 SdHoareTripleChecker+Valid, 8641 SdHoareTripleChecker+Invalid, 8226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1989 IncrementalHoareTripleChecker+Valid, 6237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-12-13 14:42:53,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4666 Valid, 8641 Invalid, 8226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1989 Valid, 6237 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-12-13 14:42:53,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597448 states. [2022-12-13 14:43:17,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597448 to 594812. [2022-12-13 14:43:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594812 states, 396386 states have (on average 1.2369281457972785) internal successors, (490301), 406464 states have internal predecessors, (490301), 157943 states have call successors, (157943), 38867 states have call predecessors, (157943), 40480 states have return successors, (176377), 155510 states have call predecessors, (176377), 157939 states have call successors, (176377) [2022-12-13 14:43:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594812 states to 594812 states and 824621 transitions. [2022-12-13 14:43:21,106 INFO L78 Accepts]: Start accepts. Automaton has 594812 states and 824621 transitions. Word has length 260 [2022-12-13 14:43:21,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:43:21,106 INFO L495 AbstractCegarLoop]: Abstraction has 594812 states and 824621 transitions. [2022-12-13 14:43:21,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 14:43:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 594812 states and 824621 transitions. [2022-12-13 14:43:21,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-13 14:43:21,109 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:43:21,109 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 16, 16, 16, 16, 16, 16, 4, 4, 4, 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] [2022-12-13 14:43:21,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 14:43:21,110 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:43:21,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:43:21,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1009688468, now seen corresponding path program 1 times [2022-12-13 14:43:21,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:43:21,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958465164] [2022-12-13 14:43:21,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:43:21,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:43:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:43:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:43:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:43:21,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:43:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:43:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:43:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:43:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:43:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:43:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:43:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:43:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:43:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:43:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:43:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:43:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:43:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:43:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:43:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:21,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 14:43:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 14:43:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:43:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:43:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-12-13 14:43:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 14:43:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-12-13 14:43:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 14:43:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:43:22,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2022-12-13 14:43:22,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:43:22,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958465164] [2022-12-13 14:43:22,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958465164] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:43:22,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:43:22,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:43:22,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698648286] [2022-12-13 14:43:22,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:43:22,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:43:22,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:43:22,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:43:22,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:43:22,049 INFO L87 Difference]: Start difference. First operand 594812 states and 824621 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 14:43:46,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:43:46,947 INFO L93 Difference]: Finished difference Result 597452 states and 828672 transitions. [2022-12-13 14:43:46,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:43:46,948 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 265 [2022-12-13 14:43:46,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:43:49,591 INFO L225 Difference]: With dead ends: 597452 [2022-12-13 14:43:49,592 INFO L226 Difference]: Without dead ends: 597450 [2022-12-13 14:43:49,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 14:43:49,836 INFO L413 NwaCegarLoop]: 2619 mSDtfsCounter, 4282 mSDsluCounter, 5985 mSDsCounter, 0 mSdLazyCounter, 6137 mSolverCounterSat, 1987 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4669 SdHoareTripleChecker+Valid, 8604 SdHoareTripleChecker+Invalid, 8124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1987 IncrementalHoareTripleChecker+Valid, 6137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-12-13 14:43:49,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4669 Valid, 8604 Invalid, 8124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1987 Valid, 6137 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-12-13 14:43:50,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597450 states. [2022-12-13 14:44:15,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597450 to 594816. [2022-12-13 14:44:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594816 states, 396389 states have (on average 1.2369263526485346) internal successors, (490304), 406467 states have internal predecessors, (490304), 157943 states have call successors, (157943), 38868 states have call predecessors, (157943), 40481 states have return successors, (176377), 155510 states have call predecessors, (176377), 157939 states have call successors, (176377) [2022-12-13 14:44:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594816 states to 594816 states and 824624 transitions. [2022-12-13 14:44:19,923 INFO L78 Accepts]: Start accepts. Automaton has 594816 states and 824624 transitions. Word has length 265 [2022-12-13 14:44:19,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:44:19,924 INFO L495 AbstractCegarLoop]: Abstraction has 594816 states and 824624 transitions. [2022-12-13 14:44:19,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 14:44:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 594816 states and 824624 transitions. [2022-12-13 14:44:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-12-13 14:44:19,927 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:44:19,927 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 16, 16, 16, 16, 16, 16, 4, 4, 4, 3, 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] [2022-12-13 14:44:19,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 14:44:19,928 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 14:44:19,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:44:19,928 INFO L85 PathProgramCache]: Analyzing trace with hash -475812328, now seen corresponding path program 1 times [2022-12-13 14:44:19,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:44:19,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743928798] [2022-12-13 14:44:19,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:44:19,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:44:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 14:44:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 14:44:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 14:44:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 14:44:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 14:44:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 14:44:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 14:44:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:44:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:44:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:44:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 14:44:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 14:44:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:44:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 14:44:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:44:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:44:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 14:44:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:44:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 14:44:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 14:44:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 14:44:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:44:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-12-13 14:44:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 14:44:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-12-13 14:44:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 14:44:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-12-13 14:44:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:44:20,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2022-12-13 14:44:20,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:44:20,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743928798] [2022-12-13 14:44:20,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743928798] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:44:20,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:44:20,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:44:20,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422904795] [2022-12-13 14:44:20,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:44:20,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:44:20,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:44:20,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:44:20,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:44:20,583 INFO L87 Difference]: Start difference. First operand 594816 states and 824624 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27)