./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R --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 265e49c3377c52c97dc3fc0a083b7daee63958176975b73f1e1d54651892cb04 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 16:58:16,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:58:16,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:58:16,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:58:16,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:58:16,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:58:16,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:58:16,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:58:16,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:58:16,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:58:16,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:58:16,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:58:16,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:58:16,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:58:16,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:58:16,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:58:16,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:58:16,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:58:16,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:58:16,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:58:16,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:58:16,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:58:16,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:58:16,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:58:16,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:58:16,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:58:16,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:58:16,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:58:16,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:58:16,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:58:16,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:58:16,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:58:16,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:58:16,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:58:16,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:58:16,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:58:16,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:58:16,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:58:16,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:58:16,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:58:16,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:58:16,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 16:58:16,314 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:58:16,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:58:16,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:58:16,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:58:16,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:58:16,316 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:58:16,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:58:16,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:58:16,317 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:58:16,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:58:16,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:58:16,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:58:16,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:58:16,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:58:16,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:58:16,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:58:16,319 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:58:16,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:58:16,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:58:16,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:58:16,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:58:16,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:58:16,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:58:16,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:58:16,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:58:16,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:58:16,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:58:16,322 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:58:16,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:58:16,322 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:58:16,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:58:16,322 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 265e49c3377c52c97dc3fc0a083b7daee63958176975b73f1e1d54651892cb04 [2022-11-25 16:58:16,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:58:16,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:58:16,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:58:16,689 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:58:16,689 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:58:16,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2022-11-25 16:58:19,737 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:58:20,439 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:58:20,440 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2022-11-25 16:58:20,552 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/data/1bd151437/70504949272a442ab65de3d60bace92c/FLAG7fc213b70 [2022-11-25 16:58:20,583 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/data/1bd151437/70504949272a442ab65de3d60bace92c [2022-11-25 16:58:20,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:58:20,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:58:20,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:58:20,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:58:20,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:58:20,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:58:20" (1/1) ... [2022-11-25 16:58:20,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dd61b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:20, skipping insertion in model container [2022-11-25 16:58:20,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:58:20" (1/1) ... [2022-11-25 16:58:20,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:58:20,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:58:21,657 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 16:58:21,670 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 16:58:21,684 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 16:58:21,769 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-25 16:58:21,779 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 16:58:21,868 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:21,946 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 16:58:21,952 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 16:58:21,952 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 16:58:21,970 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 16:58:21,979 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 16:58:21,995 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 16:58:22,037 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 16:58:22,048 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 16:58:22,052 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 16:58:22,063 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 16:58:22,129 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 16:58:22,204 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 16:58:22,234 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 16:58:22,272 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 16:58:22,347 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_768 [2022-11-25 16:58:22,347 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_770 [2022-11-25 16:58:22,348 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_771 [2022-11-25 16:58:22,350 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_777 [2022-11-25 16:58:22,370 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 16:58:22,419 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,426 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,427 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,434 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,435 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_multiread [2022-11-25 16:58:22,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,446 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_186 [2022-11-25 16:58:22,449 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,453 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:22,461 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,461 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,462 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,462 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,463 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,463 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,468 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,473 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,478 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,480 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,493 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 16:58:22,493 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 16:58:22,494 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 16:58:22,495 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queue [2022-11-25 16:58:22,503 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 16:58:22,503 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,518 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 16:58:22,523 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 16:58:22,533 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 16:58:22,554 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,554 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,556 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,558 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,572 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,573 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,575 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,577 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,578 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,580 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,582 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,593 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,595 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,596 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,598 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,599 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,601 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,602 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,611 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,617 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,620 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,620 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,621 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,623 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,623 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,626 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,631 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,631 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,632 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,632 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,633 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,633 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,635 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,635 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,637 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,643 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,652 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,653 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,653 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,654 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,654 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,655 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,655 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,656 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,656 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,665 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,665 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,666 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,666 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,667 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,667 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,672 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,676 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,677 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,677 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,678 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,678 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,683 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,683 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,684 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,684 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,685 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,685 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,685 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,686 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,691 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,694 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,694 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,695 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,696 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,697 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,698 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,699 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,699 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,700 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,701 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,702 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,702 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,703 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,709 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,710 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,710 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,712 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,713 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,713 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,714 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,715 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,716 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,726 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,726 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,727 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,729 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,730 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,731 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,733 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,733 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,734 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,734 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,735 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,736 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,737 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,738 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,739 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,739 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,748 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,750 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,750 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,753 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,766 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,772 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,773 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,775 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,775 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,775 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,776 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,776 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,777 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,778 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,779 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,779 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,780 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,780 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,781 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,781 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,781 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,782 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,820 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,821 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:22,822 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,822 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,823 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,832 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,833 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,833 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,839 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,839 WARN L623 FunctionHandler]: Unknown extern function pci_set_mwi [2022-11-25 16:58:22,841 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,841 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,842 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,842 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,843 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,843 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,844 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,844 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,845 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,845 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,846 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,846 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,846 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,847 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,847 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,847 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,848 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,849 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,849 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,850 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,850 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,851 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,851 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,851 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,852 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,852 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,853 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,853 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,854 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,854 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,860 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,860 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,861 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,861 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,862 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,863 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,864 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,864 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,865 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,865 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,866 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,866 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,867 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,872 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,873 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,879 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,884 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,885 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,891 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,896 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 16:58:22,912 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 16:58:22,913 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 16:58:22,928 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,928 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,929 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 16:58:22,930 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,933 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,934 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,938 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,948 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,949 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:22,949 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:22,950 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,951 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,951 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,973 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,974 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,983 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 16:58:22,985 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 16:58:22,990 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 16:58:22,991 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 16:58:22,993 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 16:58:22,995 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:22,995 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:23,001 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:23,001 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:23,001 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:23,014 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queue [2022-11-25 16:58:23,016 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:23,022 WARN L623 FunctionHandler]: Unknown extern function ieee80211_hdrlen [2022-11-25 16:58:23,023 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 16:58:23,024 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 16:58:23,034 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:23,044 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 16:58:23,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,051 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 16:58:23,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,062 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 16:58:23,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,064 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 16:58:23,066 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 16:58:23,068 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 16:58:23,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,078 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:23,079 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:23,079 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,081 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:23,081 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:23,082 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:23,082 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:23,082 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:23,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,084 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 16:58:23,084 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:23,085 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 16:58:23,085 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:23,087 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:23,087 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 16:58:23,088 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 16:58:23,088 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 16:58:23,095 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 16:58:23,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:23,096 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:23,096 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 16:58:23,096 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 16:58:23,097 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 16:58:23,102 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 16:58:23,102 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 16:58:23,102 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 16:58:23,107 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 16:58:23,108 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 16:58:23,341 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,342 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,342 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,343 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,343 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,343 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,344 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,344 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,344 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,344 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:23,348 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 16:58:23,361 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 16:58:23,362 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 16:58:23,362 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 16:58:23,363 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 16:58:23,373 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 16:58:23,373 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 16:58:23,382 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 16:58:23,392 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 16:58:23,392 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 16:58:23,393 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 16:58:23,394 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 16:58:23,394 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 16:58:23,395 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 16:58:23,396 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 16:58:23,449 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 16:58:23,449 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 16:58:23,458 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 16:58:24,003 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[372884,372897] [2022-11-25 16:58:24,007 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373053,373066] [2022-11-25 16:58:24,008 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373220,373233] [2022-11-25 16:58:24,008 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373388,373401] [2022-11-25 16:58:24,009 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,010 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,024 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,028 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,030 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,030 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:58:24,085 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:58:24,280 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 16:58:24,281 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 16:58:24,281 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 16:58:24,286 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-25 16:58:24,290 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 16:58:24,292 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,305 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 16:58:24,306 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 16:58:24,306 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 16:58:24,308 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 16:58:24,309 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 16:58:24,310 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 16:58:24,313 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 16:58:24,314 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 16:58:24,315 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 16:58:24,317 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 16:58:24,319 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 16:58:24,321 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 16:58:24,322 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 16:58:24,324 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 16:58:24,329 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_768 [2022-11-25 16:58:24,329 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_770 [2022-11-25 16:58:24,330 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_771 [2022-11-25 16:58:24,331 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_777 [2022-11-25 16:58:24,332 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 16:58:24,336 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,338 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,339 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,341 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,342 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_multiread [2022-11-25 16:58:24,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,346 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,347 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,348 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,350 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_186 [2022-11-25 16:58:24,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,358 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,361 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,362 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,362 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,362 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,362 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,363 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,363 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,368 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,369 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,370 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,373 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 16:58:24,375 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 16:58:24,376 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 16:58:24,377 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queue [2022-11-25 16:58:24,379 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 16:58:24,380 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,381 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 16:58:24,382 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 16:58:24,386 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 16:58:24,388 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,389 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,391 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,393 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,396 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,397 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,398 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,399 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,400 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,403 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,405 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,406 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,407 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,408 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,408 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,410 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,411 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,413 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,414 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,417 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,418 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,418 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,418 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,419 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,419 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,420 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,420 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,420 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,420 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,421 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,421 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,421 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,422 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,422 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,422 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,423 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,424 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,424 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,424 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,424 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,425 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,425 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,426 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,426 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,426 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,426 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,427 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,427 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,427 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,428 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,428 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,429 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,429 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,430 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,430 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,430 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,431 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,431 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,431 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,431 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,432 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,433 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,433 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,433 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,434 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,434 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,435 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,435 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,435 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,436 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,436 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,436 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,437 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,437 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,437 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,438 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,438 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,438 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,439 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,439 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,440 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,443 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,443 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,443 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,444 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,444 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,444 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,449 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,449 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,450 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,451 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,452 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,453 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,454 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,454 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,454 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,455 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,455 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,456 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,456 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,458 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,458 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,459 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,460 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,460 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,461 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,464 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,467 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,467 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,467 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,468 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,469 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,469 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,469 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,469 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,470 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,471 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,472 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,472 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,472 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,473 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,473 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,473 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,473 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,474 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,478 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,479 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 16:58:24,480 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,481 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,481 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,484 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,485 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,485 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,486 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,486 WARN L623 FunctionHandler]: Unknown extern function pci_set_mwi [2022-11-25 16:58:24,487 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,487 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,488 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,489 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,489 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,489 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,490 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,490 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,490 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,491 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,491 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,491 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,491 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,491 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,492 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,492 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,493 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,493 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,493 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,493 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,494 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,494 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,494 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,494 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,495 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,495 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,495 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,496 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,497 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,497 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,497 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,498 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,498 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,498 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,499 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,499 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,500 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,500 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,500 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,501 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,501 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,502 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,502 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,503 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,503 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,504 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,504 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,505 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 16:58:24,508 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 16:58:24,508 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 16:58:24,513 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,513 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,513 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 16:58:24,514 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,514 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,514 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,516 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,517 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,518 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,518 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,518 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,519 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,519 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,522 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,523 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,524 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 16:58:24,525 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 16:58:24,526 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 16:58:24,526 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 16:58:24,529 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 16:58:24,529 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,530 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,530 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,531 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,531 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,533 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queue [2022-11-25 16:58:24,535 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,537 WARN L623 FunctionHandler]: Unknown extern function ieee80211_hdrlen [2022-11-25 16:58:24,538 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 16:58:24,538 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 16:58:24,545 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:24,549 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 16:58:24,549 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,552 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 16:58:24,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,554 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 16:58:24,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,556 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 16:58:24,557 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 16:58:24,557 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 16:58:24,558 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,558 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,559 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,559 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,561 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,561 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,562 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 16:58:24,562 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 16:58:24,562 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 16:58:24,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,563 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 16:58:24,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 16:58:24,564 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 16:58:24,564 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:24,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:24,565 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 16:58:24,565 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 16:58:24,566 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 16:58:24,567 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 16:58:24,567 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:24,567 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 16:58:24,568 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 16:58:24,568 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 16:58:24,568 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 16:58:24,569 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 16:58:24,569 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 16:58:24,569 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 16:58:24,570 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 16:58:24,570 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 16:58:24,576 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,577 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,577 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,577 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,578 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,578 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,578 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,578 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,579 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,579 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,581 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 16:58:24,585 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 16:58:24,585 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 16:58:24,586 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 16:58:24,586 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 16:58:24,590 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 16:58:24,591 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 16:58:24,651 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 16:58:24,655 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 16:58:24,655 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 16:58:24,656 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 16:58:24,656 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 16:58:24,656 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 16:58:24,657 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 16:58:24,657 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 16:58:24,661 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 16:58:24,662 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 16:58:24,662 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 16:58:24,685 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[372884,372897] [2022-11-25 16:58:24,685 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373053,373066] [2022-11-25 16:58:24,686 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373220,373233] [2022-11-25 16:58:24,687 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_4ad89e73-4cb2-4425-afa7-c53ba11542af/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i[373388,373401] [2022-11-25 16:58:24,687 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,693 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,696 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,698 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,699 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,699 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 16:58:24,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:58:24,826 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:58:24,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24 WrapperNode [2022-11-25 16:58:24,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:58:24,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:58:24,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:58:24,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:58:24,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:24,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,182 INFO L138 Inliner]: procedures = 411, calls = 2809, calls flagged for inlining = 214, calls inlined = 198, statements flattened = 6107 [2022-11-25 16:58:25,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:58:25,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:58:25,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:58:25,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:58:25,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,481 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:58:25,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:58:25,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:58:25,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:58:25,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (1/1) ... [2022-11-25 16:58:25,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:58:25,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:58:25,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:58:25,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:58:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_set_bssid [2022-11-25 16:58:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_set_bssid [2022-11-25 16:58:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_start [2022-11-25 16:58:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_start [2022-11-25 16:58:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 16:58:25,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 16:58:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 16:58:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 16:58:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 16:58:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 16:58:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 16:58:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 16:58:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 16:58:25,640 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 16:58:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-25 16:58:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-25 16:58:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-25 16:58:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-25 16:58:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_al2210l [2022-11-25 16:58:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_al2210l [2022-11-25 16:58:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 16:58:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 16:58:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-25 16:58:25,641 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-25 16:58:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 16:58:25,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 16:58:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_adm8211_priv [2022-11-25 16:58:25,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_adm8211_priv [2022-11-25 16:58:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 16:58:25,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 16:58:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 16:58:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 16:58:25,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 16:58:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_set_channel [2022-11-25 16:58:25,643 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_set_channel [2022-11-25 16:58:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 16:58:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 16:58:25,643 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 16:58:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 16:58:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 16:58:25,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 16:58:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_sram [2022-11-25 16:58:25,644 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_sram [2022-11-25 16:58:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 16:58:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 16:58:25,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 16:58:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 16:58:25,644 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 16:58:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 16:58:25,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 16:58:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 16:58:25,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 16:58:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-25 16:58:25,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-25 16:58:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 16:58:25,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 16:58:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 16:58:25,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 16:58:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 16:58:25,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 16:58:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 16:58:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 16:58:25,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 16:58:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 16:58:25,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 16:58:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:58:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-25 16:58:25,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-25 16:58:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_max2820 [2022-11-25 16:58:25,646 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_max2820 [2022-11-25 16:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 16:58:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 16:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_bbp [2022-11-25 16:58:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_bbp [2022-11-25 16:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 16:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 16:58:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 16:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 16:58:25,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 16:58:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 16:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 16:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 16:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 16:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-25 16:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-25 16:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_stop [2022-11-25 16:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_stop [2022-11-25 16:58:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-25 16:58:25,648 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-25 16:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 16:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 16:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 16:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 16:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 16:58:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 16:58:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-11-25 16:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-11-25 16:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 16:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 16:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2022-11-25 16:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2022-11-25 16:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-25 16:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-25 16:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 16:58:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 16:58:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 16:58:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 16:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 16:58:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 16:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 16:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 16:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_resume [2022-11-25 16:58:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_resume [2022-11-25 16:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 16:58:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 16:58:25,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 16:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_adm8211_priv [2022-11-25 16:58:25,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_adm8211_priv [2022-11-25 16:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_remove [2022-11-25 16:58:25,652 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_remove [2022-11-25 16:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_update_mode [2022-11-25 16:58:25,652 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_update_mode [2022-11-25 16:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 16:58:25,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 16:58:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 16:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-11-25 16:58:25,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-11-25 16:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-11-25 16:58:25,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-11-25 16:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 16:58:25,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 16:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_rfmd2958 [2022-11-25 16:58:25,653 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_rfmd2958 [2022-11-25 16:58:25,653 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_rfmd2948 [2022-11-25 16:58:25,653 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_rfmd2948 [2022-11-25 16:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-25 16:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-25 16:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 16:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 16:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-25 16:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-25 16:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-25 16:58:25,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-25 16:58:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 16:58:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 16:58:25,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 16:58:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-25 16:58:25,655 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-25 16:58:26,758 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:58:26,761 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:58:28,260 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 16:58:37,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 16:58:37,227 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:58:37,256 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:58:37,257 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 16:58:37,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:37 BoogieIcfgContainer [2022-11-25 16:58:37,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:58:37,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 16:58:37,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 16:58:37,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 16:58:37,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:58:20" (1/3) ... [2022-11-25 16:58:37,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5360aeb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:58:37, skipping insertion in model container [2022-11-25 16:58:37,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:58:24" (2/3) ... [2022-11-25 16:58:37,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5360aeb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:58:37, skipping insertion in model container [2022-11-25 16:58:37,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:58:37" (3/3) ... [2022-11-25 16:58:37,277 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2022-11-25 16:58:37,297 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 16:58:37,297 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-25 16:58:37,418 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 16:58:37,426 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;@14084288, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 16:58:37,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-25 16:58:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand has 2072 states, 1397 states have (on average 1.2569792412312097) internal successors, (1756), 1419 states have internal predecessors, (1756), 606 states have call successors, (606), 67 states have call predecessors, (606), 66 states have return successors, (601), 595 states have call predecessors, (601), 601 states have call successors, (601) [2022-11-25 16:58:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-25 16:58:37,466 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:58:37,467 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:58:37,467 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)] === [2022-11-25 16:58:37,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:58:37,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1905112084, now seen corresponding path program 1 times [2022-11-25 16:58:37,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:58:37,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754682078] [2022-11-25 16:58:37,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:58:37,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:58:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:58:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:58:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:58:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:58:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:58:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:58:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:58:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:58:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:58:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:58:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:58:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 16:58:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-25 16:58:38,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:58:38,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754682078] [2022-11-25 16:58:38,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754682078] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:58:38,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:58:38,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 16:58:38,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422160439] [2022-11-25 16:58:38,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:58:38,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 16:58:38,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:58:38,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 16:58:38,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 16:58:38,942 INFO L87 Difference]: Start difference. First operand has 2072 states, 1397 states have (on average 1.2569792412312097) internal successors, (1756), 1419 states have internal predecessors, (1756), 606 states have call successors, (606), 67 states have call predecessors, (606), 66 states have return successors, (601), 595 states have call predecessors, (601), 601 states have call successors, (601) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-25 16:58:41,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:58:49,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:58:49,445 INFO L93 Difference]: Finished difference Result 6077 states and 8767 transitions. [2022-11-25 16:58:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 16:58:49,448 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 134 [2022-11-25 16:58:49,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:58:49,507 INFO L225 Difference]: With dead ends: 6077 [2022-11-25 16:58:49,507 INFO L226 Difference]: Without dead ends: 4020 [2022-11-25 16:58:49,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 16:58:49,533 INFO L413 NwaCegarLoop]: 2643 mSDtfsCounter, 3093 mSDsluCounter, 3089 mSDsCounter, 0 mSdLazyCounter, 2995 mSolverCounterSat, 1357 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3615 SdHoareTripleChecker+Valid, 5732 SdHoareTripleChecker+Invalid, 4353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1357 IncrementalHoareTripleChecker+Valid, 2995 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-11-25 16:58:49,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3615 Valid, 5732 Invalid, 4353 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1357 Valid, 2995 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2022-11-25 16:58:49,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4020 states. [2022-11-25 16:58:49,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4020 to 3905. [2022-11-25 16:58:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3905 states, 2657 states have (on average 1.2484004516371847) internal successors, (3317), 2695 states have internal predecessors, (3317), 1118 states have call successors, (1118), 128 states have call predecessors, (1118), 127 states have return successors, (1115), 1105 states have call predecessors, (1115), 1115 states have call successors, (1115) [2022-11-25 16:58:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 3905 states and 5550 transitions. [2022-11-25 16:58:49,972 INFO L78 Accepts]: Start accepts. Automaton has 3905 states and 5550 transitions. Word has length 134 [2022-11-25 16:58:49,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:58:49,974 INFO L495 AbstractCegarLoop]: Abstraction has 3905 states and 5550 transitions. [2022-11-25 16:58:49,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-25 16:58:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3905 states and 5550 transitions. [2022-11-25 16:58:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-25 16:58:49,985 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:58:49,986 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:58:49,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 16:58:49,987 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)] === [2022-11-25 16:58:49,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:58:49,987 INFO L85 PathProgramCache]: Analyzing trace with hash 17038099, now seen corresponding path program 1 times [2022-11-25 16:58:49,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:58:49,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534770384] [2022-11-25 16:58:49,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:58:49,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:58:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:58:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:58:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:58:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:58:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:58:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:58:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:58:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:58:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:58:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:58:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:58:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:58:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-25 16:58:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-25 16:58:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:58:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-25 16:58:50,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:58:50,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534770384] [2022-11-25 16:58:50,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534770384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:58:50,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:58:50,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 16:58:50,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027448321] [2022-11-25 16:58:50,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:58:50,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 16:58:50,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:58:50,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 16:58:50,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 16:58:50,761 INFO L87 Difference]: Start difference. First operand 3905 states and 5550 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-25 16:58:53,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:59:00,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:59:00,914 INFO L93 Difference]: Finished difference Result 11284 states and 16058 transitions. [2022-11-25 16:59:00,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 16:59:00,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 148 [2022-11-25 16:59:00,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:59:00,979 INFO L225 Difference]: With dead ends: 11284 [2022-11-25 16:59:00,979 INFO L226 Difference]: Without dead ends: 7404 [2022-11-25 16:59:01,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 16:59:01,010 INFO L413 NwaCegarLoop]: 2597 mSDtfsCounter, 2813 mSDsluCounter, 3110 mSDsCounter, 0 mSdLazyCounter, 2914 mSolverCounterSat, 1375 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3281 SdHoareTripleChecker+Valid, 5707 SdHoareTripleChecker+Invalid, 4290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1375 IncrementalHoareTripleChecker+Valid, 2914 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-25 16:59:01,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3281 Valid, 5707 Invalid, 4290 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1375 Valid, 2914 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2022-11-25 16:59:01,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7404 states. [2022-11-25 16:59:01,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7404 to 7232. [2022-11-25 16:59:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7232 states, 4905 states have (on average 1.2448521916411825) internal successors, (6106), 4985 states have internal predecessors, (6106), 2069 states have call successors, (2069), 246 states have call predecessors, (2069), 255 states have return successors, (2124), 2046 states have call predecessors, (2124), 2066 states have call successors, (2124) [2022-11-25 16:59:01,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7232 states to 7232 states and 10299 transitions. [2022-11-25 16:59:01,607 INFO L78 Accepts]: Start accepts. Automaton has 7232 states and 10299 transitions. Word has length 148 [2022-11-25 16:59:01,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:59:01,610 INFO L495 AbstractCegarLoop]: Abstraction has 7232 states and 10299 transitions. [2022-11-25 16:59:01,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-25 16:59:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 7232 states and 10299 transitions. [2022-11-25 16:59:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-25 16:59:01,619 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:59:01,619 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 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] [2022-11-25 16:59:01,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 16:59:01,620 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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)] === [2022-11-25 16:59:01,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:59:01,620 INFO L85 PathProgramCache]: Analyzing trace with hash -47911151, now seen corresponding path program 1 times [2022-11-25 16:59:01,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:59:01,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569268675] [2022-11-25 16:59:01,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:59:01,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:59:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:59:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:59:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:59:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:59:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:59:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:59:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:59:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:59:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:59:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:59:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:59:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 16:59:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 16:59:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 16:59:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 16:59:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 16:59:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 16:59:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 16:59:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2022-11-25 16:59:02,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:59:02,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569268675] [2022-11-25 16:59:02,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569268675] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:59:02,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:59:02,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 16:59:02,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493675000] [2022-11-25 16:59:02,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:59:02,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 16:59:02,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:59:02,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 16:59:02,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 16:59:02,752 INFO L87 Difference]: Start difference. First operand 7232 states and 10299 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 16:59:05,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:59:12,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:59:12,361 INFO L93 Difference]: Finished difference Result 7523 states and 10706 transitions. [2022-11-25 16:59:12,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 16:59:12,368 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 186 [2022-11-25 16:59:12,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:59:12,428 INFO L225 Difference]: With dead ends: 7523 [2022-11-25 16:59:12,428 INFO L226 Difference]: Without dead ends: 7521 [2022-11-25 16:59:12,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 16:59:12,442 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2691 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4302 mSolverCounterSat, 969 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3127 SdHoareTripleChecker+Valid, 7259 SdHoareTripleChecker+Invalid, 5272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 969 IncrementalHoareTripleChecker+Valid, 4302 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-25 16:59:12,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3127 Valid, 7259 Invalid, 5272 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [969 Valid, 4302 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2022-11-25 16:59:12,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7521 states. [2022-11-25 16:59:12,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7521 to 7385. [2022-11-25 16:59:13,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7385 states, 4997 states have (on average 1.2433460076045628) internal successors, (6213), 5079 states have internal predecessors, (6213), 2122 states have call successors, (2122), 254 states have call predecessors, (2122), 263 states have return successors, (2177), 2099 states have call predecessors, (2177), 2119 states have call successors, (2177) [2022-11-25 16:59:13,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7385 states to 7385 states and 10512 transitions. [2022-11-25 16:59:13,055 INFO L78 Accepts]: Start accepts. Automaton has 7385 states and 10512 transitions. Word has length 186 [2022-11-25 16:59:13,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:59:13,057 INFO L495 AbstractCegarLoop]: Abstraction has 7385 states and 10512 transitions. [2022-11-25 16:59:13,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 16:59:13,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7385 states and 10512 transitions. [2022-11-25 16:59:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-25 16:59:13,064 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:59:13,064 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 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] [2022-11-25 16:59:13,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 16:59:13,065 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-11-25 16:59:13,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:59:13,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1946362919, now seen corresponding path program 1 times [2022-11-25 16:59:13,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:59:13,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876574588] [2022-11-25 16:59:13,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:59:13,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:59:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:59:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:59:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:59:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:59:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:59:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:59:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:59:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:59:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:59:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:59:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:59:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 16:59:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 16:59:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:13,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 16:59:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 16:59:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 16:59:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 16:59:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 16:59:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 16:59:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2022-11-25 16:59:14,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:59:14,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876574588] [2022-11-25 16:59:14,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876574588] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:59:14,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:59:14,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 16:59:14,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193733747] [2022-11-25 16:59:14,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:59:14,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 16:59:14,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:59:14,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 16:59:14,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 16:59:14,082 INFO L87 Difference]: Start difference. First operand 7385 states and 10512 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 16:59:16,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:59:22,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:59:22,738 INFO L93 Difference]: Finished difference Result 7527 states and 10709 transitions. [2022-11-25 16:59:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 16:59:22,738 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 191 [2022-11-25 16:59:22,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:59:22,792 INFO L225 Difference]: With dead ends: 7527 [2022-11-25 16:59:22,793 INFO L226 Difference]: Without dead ends: 7525 [2022-11-25 16:59:22,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 16:59:22,799 INFO L413 NwaCegarLoop]: 2231 mSDtfsCounter, 2683 mSDsluCounter, 5032 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 968 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3118 SdHoareTripleChecker+Valid, 7263 SdHoareTripleChecker+Invalid, 5274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 968 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-25 16:59:22,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3118 Valid, 7263 Invalid, 5274 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [968 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2022-11-25 16:59:22,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7525 states. [2022-11-25 16:59:23,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7525 to 7389. [2022-11-25 16:59:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7389 states, 5000 states have (on average 1.2432) internal successors, (6216), 5082 states have internal predecessors, (6216), 2122 states have call successors, (2122), 255 states have call predecessors, (2122), 264 states have return successors, (2177), 2099 states have call predecessors, (2177), 2119 states have call successors, (2177) [2022-11-25 16:59:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7389 states to 7389 states and 10515 transitions. [2022-11-25 16:59:23,455 INFO L78 Accepts]: Start accepts. Automaton has 7389 states and 10515 transitions. Word has length 191 [2022-11-25 16:59:23,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:59:23,456 INFO L495 AbstractCegarLoop]: Abstraction has 7389 states and 10515 transitions. [2022-11-25 16:59:23,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 16:59:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 7389 states and 10515 transitions. [2022-11-25 16:59:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-25 16:59:23,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:59:23,464 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:59:23,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 16:59:23,464 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-11-25 16:59:23,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:59:23,464 INFO L85 PathProgramCache]: Analyzing trace with hash 778421393, now seen corresponding path program 1 times [2022-11-25 16:59:23,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:59:23,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890287536] [2022-11-25 16:59:23,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:59:23,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:59:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:59:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:59:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:59:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:59:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:59:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:59:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:59:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:59:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:59:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:59:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:59:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 16:59:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 16:59:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 16:59:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 16:59:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 16:59:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 16:59:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 16:59:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 16:59:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 16:59:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:24,405 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked. [2022-11-25 16:59:24,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:59:24,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890287536] [2022-11-25 16:59:24,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890287536] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:59:24,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:59:24,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 16:59:24,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072257764] [2022-11-25 16:59:24,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:59:24,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 16:59:24,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:59:24,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 16:59:24,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 16:59:24,410 INFO L87 Difference]: Start difference. First operand 7389 states and 10515 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 16:59:27,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:59:33,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:59:33,514 INFO L93 Difference]: Finished difference Result 7531 states and 10712 transitions. [2022-11-25 16:59:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 16:59:33,514 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 196 [2022-11-25 16:59:33,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:59:33,556 INFO L225 Difference]: With dead ends: 7531 [2022-11-25 16:59:33,556 INFO L226 Difference]: Without dead ends: 7529 [2022-11-25 16:59:33,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 16:59:33,565 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2683 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 967 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 7259 SdHoareTripleChecker+Invalid, 5273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 967 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-25 16:59:33,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 7259 Invalid, 5273 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [967 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2022-11-25 16:59:33,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7529 states. [2022-11-25 16:59:34,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7529 to 7393. [2022-11-25 16:59:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7393 states, 5003 states have (on average 1.2430541674995004) internal successors, (6219), 5085 states have internal predecessors, (6219), 2122 states have call successors, (2122), 256 states have call predecessors, (2122), 265 states have return successors, (2177), 2099 states have call predecessors, (2177), 2119 states have call successors, (2177) [2022-11-25 16:59:34,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7393 states to 7393 states and 10518 transitions. [2022-11-25 16:59:34,148 INFO L78 Accepts]: Start accepts. Automaton has 7393 states and 10518 transitions. Word has length 196 [2022-11-25 16:59:34,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:59:34,150 INFO L495 AbstractCegarLoop]: Abstraction has 7393 states and 10518 transitions. [2022-11-25 16:59:34,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 16:59:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 7393 states and 10518 transitions. [2022-11-25 16:59:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-25 16:59:34,158 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:59:34,158 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:59:34,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 16:59:34,159 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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)] === [2022-11-25 16:59:34,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:59:34,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1571155495, now seen corresponding path program 1 times [2022-11-25 16:59:34,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:59:34,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441258609] [2022-11-25 16:59:34,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:59:34,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:59:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:59:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:59:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:59:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:59:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:59:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:59:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:59:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:59:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:59:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:59:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:59:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 16:59:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:34,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 16:59:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 16:59:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 16:59:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 16:59:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 16:59:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 16:59:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 16:59:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 16:59:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 16:59:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2022-11-25 16:59:35,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:59:35,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441258609] [2022-11-25 16:59:35,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441258609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:59:35,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:59:35,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 16:59:35,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536575309] [2022-11-25 16:59:35,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:59:35,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 16:59:35,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:59:35,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 16:59:35,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 16:59:35,102 INFO L87 Difference]: Start difference. First operand 7393 states and 10518 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 16:59:37,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:59:43,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:59:43,866 INFO L93 Difference]: Finished difference Result 7535 states and 10715 transitions. [2022-11-25 16:59:43,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 16:59:43,867 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 201 [2022-11-25 16:59:43,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:59:43,908 INFO L225 Difference]: With dead ends: 7535 [2022-11-25 16:59:43,909 INFO L226 Difference]: Without dead ends: 7533 [2022-11-25 16:59:43,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 16:59:43,917 INFO L413 NwaCegarLoop]: 2229 mSDtfsCounter, 2683 mSDsluCounter, 5026 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 966 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3120 SdHoareTripleChecker+Valid, 7255 SdHoareTripleChecker+Invalid, 5272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 966 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-25 16:59:43,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3120 Valid, 7255 Invalid, 5272 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [966 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2022-11-25 16:59:43,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7533 states. [2022-11-25 16:59:44,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7533 to 7397. [2022-11-25 16:59:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7397 states, 5006 states have (on average 1.2429085097882542) internal successors, (6222), 5088 states have internal predecessors, (6222), 2122 states have call successors, (2122), 257 states have call predecessors, (2122), 266 states have return successors, (2177), 2099 states have call predecessors, (2177), 2119 states have call successors, (2177) [2022-11-25 16:59:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7397 states to 7397 states and 10521 transitions. [2022-11-25 16:59:44,781 INFO L78 Accepts]: Start accepts. Automaton has 7397 states and 10521 transitions. Word has length 201 [2022-11-25 16:59:44,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:59:44,784 INFO L495 AbstractCegarLoop]: Abstraction has 7397 states and 10521 transitions. [2022-11-25 16:59:44,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 16:59:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 7397 states and 10521 transitions. [2022-11-25 16:59:44,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-25 16:59:44,792 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:59:44,793 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 5, 4, 4, 4, 4, 4, 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] [2022-11-25 16:59:44,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 16:59:44,793 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-11-25 16:59:44,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:59:44,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1389663727, now seen corresponding path program 1 times [2022-11-25 16:59:44,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:59:44,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814809396] [2022-11-25 16:59:44,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:59:44,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:59:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:59:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:59:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:59:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:59:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:59:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:59:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:59:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:59:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:59:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:59:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:59:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 16:59:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 16:59:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 16:59:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 16:59:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 16:59:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 16:59:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 16:59:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 16:59:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 16:59:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 16:59:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 16:59:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2022-11-25 16:59:45,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:59:45,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814809396] [2022-11-25 16:59:45,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814809396] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:59:45,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:59:45,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 16:59:45,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560578773] [2022-11-25 16:59:45,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:59:45,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 16:59:45,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:59:45,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 16:59:45,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 16:59:45,868 INFO L87 Difference]: Start difference. First operand 7397 states and 10521 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 16:59:48,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 16:59:54,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:59:54,852 INFO L93 Difference]: Finished difference Result 7539 states and 10718 transitions. [2022-11-25 16:59:54,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 16:59:54,853 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 206 [2022-11-25 16:59:54,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:59:54,904 INFO L225 Difference]: With dead ends: 7539 [2022-11-25 16:59:54,904 INFO L226 Difference]: Without dead ends: 7537 [2022-11-25 16:59:54,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 16:59:54,914 INFO L413 NwaCegarLoop]: 2229 mSDtfsCounter, 2683 mSDsluCounter, 5026 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 965 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3120 SdHoareTripleChecker+Valid, 7255 SdHoareTripleChecker+Invalid, 5271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 965 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-11-25 16:59:54,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3120 Valid, 7255 Invalid, 5271 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [965 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.3s Time] [2022-11-25 16:59:54,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7537 states. [2022-11-25 16:59:55,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7537 to 7401. [2022-11-25 16:59:55,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 5009 states have (on average 1.242763026552206) internal successors, (6225), 5091 states have internal predecessors, (6225), 2122 states have call successors, (2122), 258 states have call predecessors, (2122), 267 states have return successors, (2177), 2099 states have call predecessors, (2177), 2119 states have call successors, (2177) [2022-11-25 16:59:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 10524 transitions. [2022-11-25 16:59:55,714 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 10524 transitions. Word has length 206 [2022-11-25 16:59:55,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:59:55,715 INFO L495 AbstractCegarLoop]: Abstraction has 7401 states and 10524 transitions. [2022-11-25 16:59:55,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 16:59:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 10524 transitions. [2022-11-25 16:59:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-25 16:59:55,727 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:59:55,728 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 6, 5, 5, 4, 4, 4, 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] [2022-11-25 16:59:55,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 16:59:55,728 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)] === [2022-11-25 16:59:55,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:59:55,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1136269273, now seen corresponding path program 1 times [2022-11-25 16:59:55,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:59:55,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245429522] [2022-11-25 16:59:55,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:59:55,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:59:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 16:59:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:59:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 16:59:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 16:59:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 16:59:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 16:59:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 16:59:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 16:59:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 16:59:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 16:59:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 16:59:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 16:59:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 16:59:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 16:59:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 16:59:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 16:59:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 16:59:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 16:59:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 16:59:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 16:59:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 16:59:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 16:59:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 16:59:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 16:59:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:59:56,812 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-11-25 16:59:56,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:59:56,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245429522] [2022-11-25 16:59:56,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245429522] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:59:56,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:59:56,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 16:59:56,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520057348] [2022-11-25 16:59:56,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:59:56,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 16:59:56,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:59:56,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 16:59:56,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 16:59:56,816 INFO L87 Difference]: Start difference. First operand 7401 states and 10524 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 16:59:59,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:00:06,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:00:06,396 INFO L93 Difference]: Finished difference Result 7543 states and 10721 transitions. [2022-11-25 17:00:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:00:06,403 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 211 [2022-11-25 17:00:06,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:00:06,445 INFO L225 Difference]: With dead ends: 7543 [2022-11-25 17:00:06,446 INFO L226 Difference]: Without dead ends: 7541 [2022-11-25 17:00:06,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:00:06,453 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2683 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 964 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 7259 SdHoareTripleChecker+Invalid, 5270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 964 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-11-25 17:00:06,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 7259 Invalid, 5270 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [964 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2022-11-25 17:00:06,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7541 states. [2022-11-25 17:00:07,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7541 to 7405. [2022-11-25 17:00:07,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7405 states, 5012 states have (on average 1.2426177174780526) internal successors, (6228), 5094 states have internal predecessors, (6228), 2122 states have call successors, (2122), 259 states have call predecessors, (2122), 268 states have return successors, (2177), 2099 states have call predecessors, (2177), 2119 states have call successors, (2177) [2022-11-25 17:00:07,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7405 states to 7405 states and 10527 transitions. [2022-11-25 17:00:07,280 INFO L78 Accepts]: Start accepts. Automaton has 7405 states and 10527 transitions. Word has length 211 [2022-11-25 17:00:07,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:00:07,281 INFO L495 AbstractCegarLoop]: Abstraction has 7405 states and 10527 transitions. [2022-11-25 17:00:07,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 17:00:07,281 INFO L276 IsEmpty]: Start isEmpty. Operand 7405 states and 10527 transitions. [2022-11-25 17:00:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-11-25 17:00:07,294 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:00:07,294 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:00:07,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 17:00:07,295 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)] === [2022-11-25 17:00:07,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:00:07,296 INFO L85 PathProgramCache]: Analyzing trace with hash 900849553, now seen corresponding path program 1 times [2022-11-25 17:00:07,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:00:07,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736161422] [2022-11-25 17:00:07,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:00:07,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:00:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:07,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:00:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:07,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:07,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:00:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:07,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:00:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:00:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:00:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:00:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:00:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:00:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:00:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:00:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:00:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:00:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:00:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:00:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:00:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:00:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:00:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:00:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 17:00:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:00:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:00:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:00:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:00:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-25 17:00:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-25 17:00:08,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:00:08,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736161422] [2022-11-25 17:00:08,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736161422] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:00:08,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:00:08,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:00:08,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559260093] [2022-11-25 17:00:08,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:00:08,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:00:08,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:00:08,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:00:08,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:00:08,380 INFO L87 Difference]: Start difference. First operand 7405 states and 10527 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-25 17:00:10,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:00:17,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:00:17,568 INFO L93 Difference]: Finished difference Result 7715 states and 10896 transitions. [2022-11-25 17:00:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:00:17,568 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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 216 [2022-11-25 17:00:17,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:00:17,611 INFO L225 Difference]: With dead ends: 7715 [2022-11-25 17:00:17,611 INFO L226 Difference]: Without dead ends: 7713 [2022-11-25 17:00:17,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:00:17,619 INFO L413 NwaCegarLoop]: 2234 mSDtfsCounter, 2667 mSDsluCounter, 5117 mSDsCounter, 0 mSdLazyCounter, 4412 mSolverCounterSat, 966 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3099 SdHoareTripleChecker+Valid, 7351 SdHoareTripleChecker+Invalid, 5379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 966 IncrementalHoareTripleChecker+Valid, 4412 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-25 17:00:17,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3099 Valid, 7351 Invalid, 5379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [966 Valid, 4412 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2022-11-25 17:00:17,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7713 states. [2022-11-25 17:00:18,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7713 to 7561. [2022-11-25 17:00:18,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7561 states, 5119 states have (on average 1.2402813049423715) internal successors, (6349), 5201 states have internal predecessors, (6349), 2142 states have call successors, (2142), 288 states have call predecessors, (2142), 297 states have return successors, (2197), 2119 states have call predecessors, (2197), 2139 states have call successors, (2197) [2022-11-25 17:00:18,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7561 states to 7561 states and 10688 transitions. [2022-11-25 17:00:18,435 INFO L78 Accepts]: Start accepts. Automaton has 7561 states and 10688 transitions. Word has length 216 [2022-11-25 17:00:18,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:00:18,437 INFO L495 AbstractCegarLoop]: Abstraction has 7561 states and 10688 transitions. [2022-11-25 17:00:18,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-25 17:00:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 7561 states and 10688 transitions. [2022-11-25 17:00:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-11-25 17:00:18,448 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:00:18,449 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 8, 7, 7, 4, 4, 4, 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] [2022-11-25 17:00:18,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 17:00:18,449 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)] === [2022-11-25 17:00:18,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:00:18,450 INFO L85 PathProgramCache]: Analyzing trace with hash 421990951, now seen corresponding path program 1 times [2022-11-25 17:00:18,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:00:18,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298431684] [2022-11-25 17:00:18,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:00:18,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:00:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:18,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:00:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:18,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:18,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:00:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:18,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:00:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:18,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:00:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:00:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:00:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:00:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:00:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:00:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:00:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:00:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:00:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:00:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:00:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:00:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:00:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:00:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:00:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 17:00:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:00:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:00:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:00:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:00:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-25 17:00:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-25 17:00:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:19,305 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2022-11-25 17:00:19,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:00:19,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298431684] [2022-11-25 17:00:19,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298431684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:00:19,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:00:19,307 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:00:19,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285076633] [2022-11-25 17:00:19,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:00:19,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:00:19,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:00:19,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:00:19,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:00:19,310 INFO L87 Difference]: Start difference. First operand 7561 states and 10688 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-25 17:00:21,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:00:28,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:00:28,408 INFO L93 Difference]: Finished difference Result 7719 states and 10899 transitions. [2022-11-25 17:00:28,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:00:28,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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 221 [2022-11-25 17:00:28,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:00:28,443 INFO L225 Difference]: With dead ends: 7719 [2022-11-25 17:00:28,444 INFO L226 Difference]: Without dead ends: 7717 [2022-11-25 17:00:28,451 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:00:28,452 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2683 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 962 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 7259 SdHoareTripleChecker+Invalid, 5268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 962 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:00:28,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 7259 Invalid, 5268 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [962 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.2s Time] [2022-11-25 17:00:28,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7717 states. [2022-11-25 17:00:29,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7717 to 7565. [2022-11-25 17:00:29,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7565 states, 5122 states have (on average 1.2401405700898087) internal successors, (6352), 5204 states have internal predecessors, (6352), 2142 states have call successors, (2142), 289 states have call predecessors, (2142), 298 states have return successors, (2197), 2119 states have call predecessors, (2197), 2139 states have call successors, (2197) [2022-11-25 17:00:29,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7565 states to 7565 states and 10691 transitions. [2022-11-25 17:00:29,205 INFO L78 Accepts]: Start accepts. Automaton has 7565 states and 10691 transitions. Word has length 221 [2022-11-25 17:00:29,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:00:29,206 INFO L495 AbstractCegarLoop]: Abstraction has 7565 states and 10691 transitions. [2022-11-25 17:00:29,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-25 17:00:29,206 INFO L276 IsEmpty]: Start isEmpty. Operand 7565 states and 10691 transitions. [2022-11-25 17:00:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-25 17:00:29,218 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:00:29,218 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 9, 8, 8, 4, 4, 4, 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] [2022-11-25 17:00:29,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 17:00:29,219 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)] === [2022-11-25 17:00:29,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:00:29,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1765090577, now seen corresponding path program 1 times [2022-11-25 17:00:29,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:00:29,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570702773] [2022-11-25 17:00:29,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:00:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:00:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:00:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:00:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:00:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:00:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:00:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:00:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:00:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:00:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:00:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:00:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:00:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:00:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:00:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:00:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:00:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:00:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:29,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:00:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:00:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 17:00:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:00:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:00:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:00:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:00:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-25 17:00:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-25 17:00:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:00:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 685 trivial. 0 not checked. [2022-11-25 17:00:30,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:00:30,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570702773] [2022-11-25 17:00:30,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570702773] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:00:30,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:00:30,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:00:30,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677031326] [2022-11-25 17:00:30,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:00:30,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:00:30,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:00:30,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:00:30,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:00:30,106 INFO L87 Difference]: Start difference. First operand 7565 states and 10691 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-25 17:00:32,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:00:39,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:00:39,113 INFO L93 Difference]: Finished difference Result 7723 states and 10902 transitions. [2022-11-25 17:00:39,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:00:39,114 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) Word has length 226 [2022-11-25 17:00:39,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:00:39,144 INFO L225 Difference]: With dead ends: 7723 [2022-11-25 17:00:39,144 INFO L226 Difference]: Without dead ends: 7721 [2022-11-25 17:00:39,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:00:39,151 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2683 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 961 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 7259 SdHoareTripleChecker+Invalid, 5267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 961 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:00:39,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 7259 Invalid, 5267 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [961 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2022-11-25 17:00:39,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7721 states. [2022-11-25 17:00:39,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7721 to 7569. [2022-11-25 17:00:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 5125 states have (on average 1.24) internal successors, (6355), 5207 states have internal predecessors, (6355), 2142 states have call successors, (2142), 290 states have call predecessors, (2142), 299 states have return successors, (2197), 2119 states have call predecessors, (2197), 2139 states have call successors, (2197) [2022-11-25 17:00:39,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 10694 transitions. [2022-11-25 17:00:39,955 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 10694 transitions. Word has length 226 [2022-11-25 17:00:39,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:00:39,956 INFO L495 AbstractCegarLoop]: Abstraction has 7569 states and 10694 transitions. [2022-11-25 17:00:39,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-25 17:00:39,956 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 10694 transitions. [2022-11-25 17:00:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-11-25 17:00:39,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:00:39,970 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 10, 9, 9, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:00:39,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 17:00:39,971 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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)] === [2022-11-25 17:00:39,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:00:39,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1553796666, now seen corresponding path program 1 times [2022-11-25 17:00:39,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:00:39,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150578873] [2022-11-25 17:00:39,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:00:39,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:00:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:00:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:00:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:00:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:00:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:00:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:00:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:00:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:00:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:00:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:00:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:00:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:00:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:00:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:00:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:00:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:00:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:00:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-11-25 17:00:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 17:00:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:00:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-25 17:00:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-25 17:00:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-25 17:00:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 17:00:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-25 17:00:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-11-25 17:00:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 17:00:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-25 17:00:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 17:00:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2022-11-25 17:00:40,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:00:40,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150578873] [2022-11-25 17:00:40,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150578873] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:00:40,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:00:40,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:00:40,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783402651] [2022-11-25 17:00:40,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:00:40,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 17:00:40,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:00:40,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:00:40,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:00:40,603 INFO L87 Difference]: Start difference. First operand 7569 states and 10694 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-25 17:00:43,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:00:51,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:00:51,824 INFO L93 Difference]: Finished difference Result 15424 states and 21734 transitions. [2022-11-25 17:00:51,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 17:00:51,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 249 [2022-11-25 17:00:51,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:00:51,872 INFO L225 Difference]: With dead ends: 15424 [2022-11-25 17:00:51,872 INFO L226 Difference]: Without dead ends: 11426 [2022-11-25 17:00:51,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:00:51,907 INFO L413 NwaCegarLoop]: 4224 mSDtfsCounter, 2701 mSDsluCounter, 4203 mSDsCounter, 0 mSdLazyCounter, 3359 mSolverCounterSat, 935 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 8427 SdHoareTripleChecker+Invalid, 4295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 935 IncrementalHoareTripleChecker+Valid, 3359 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-11-25 17:00:51,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 8427 Invalid, 4295 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [935 Valid, 3359 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2022-11-25 17:00:51,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11426 states. [2022-11-25 17:00:53,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11426 to 11139. [2022-11-25 17:00:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11139 states, 7558 states have (on average 1.2410690658904473) internal successors, (9380), 7675 states have internal predecessors, (9380), 3139 states have call successors, (3139), 425 states have call predecessors, (3139), 439 states have return successors, (3218), 3108 states have call predecessors, (3218), 3136 states have call successors, (3218) [2022-11-25 17:00:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11139 states to 11139 states and 15737 transitions. [2022-11-25 17:00:53,064 INFO L78 Accepts]: Start accepts. Automaton has 11139 states and 15737 transitions. Word has length 249 [2022-11-25 17:00:53,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:00:53,065 INFO L495 AbstractCegarLoop]: Abstraction has 11139 states and 15737 transitions. [2022-11-25 17:00:53,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-25 17:00:53,065 INFO L276 IsEmpty]: Start isEmpty. Operand 11139 states and 15737 transitions. [2022-11-25 17:00:53,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-11-25 17:00:53,083 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:00:53,083 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 10, 9, 9, 4, 4, 4, 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] [2022-11-25 17:00:53,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 17:00:53,084 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2022-11-25 17:00:53,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:00:53,084 INFO L85 PathProgramCache]: Analyzing trace with hash 948792359, now seen corresponding path program 1 times [2022-11-25 17:00:53,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:00:53,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696320686] [2022-11-25 17:00:53,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:00:53,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:00:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:00:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:00:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:00:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:00:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:00:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:00:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:00:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:00:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:00:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:00:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:00:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:00:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:00:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:00:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:00:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:00:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:00:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:00:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:00:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 17:00:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:00:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:00:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:00:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:00:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:53,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-25 17:00:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:54,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-25 17:00:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:54,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:00:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:54,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-25 17:00:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:00:54,030 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 717 trivial. 0 not checked. [2022-11-25 17:00:54,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:00:54,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696320686] [2022-11-25 17:00:54,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696320686] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:00:54,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:00:54,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:00:54,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202682952] [2022-11-25 17:00:54,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:00:54,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:00:54,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:00:54,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:00:54,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:00:54,033 INFO L87 Difference]: Start difference. First operand 11139 states and 15737 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:00:56,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:01:03,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:03,653 INFO L93 Difference]: Finished difference Result 11373 states and 16051 transitions. [2022-11-25 17:01:03,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:01:03,653 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 231 [2022-11-25 17:01:03,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:03,708 INFO L225 Difference]: With dead ends: 11373 [2022-11-25 17:01:03,708 INFO L226 Difference]: Without dead ends: 11371 [2022-11-25 17:01:03,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:01:03,718 INFO L413 NwaCegarLoop]: 2231 mSDtfsCounter, 2683 mSDsluCounter, 5032 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 960 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3118 SdHoareTripleChecker+Valid, 7263 SdHoareTripleChecker+Invalid, 5266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 960 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:03,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3118 Valid, 7263 Invalid, 5266 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [960 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.3s Time] [2022-11-25 17:01:03,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11371 states. [2022-11-25 17:01:04,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11371 to 11143. [2022-11-25 17:01:04,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11143 states, 7561 states have (on average 1.2409734162147863) internal successors, (9383), 7678 states have internal predecessors, (9383), 3139 states have call successors, (3139), 426 states have call predecessors, (3139), 440 states have return successors, (3218), 3108 states have call predecessors, (3218), 3136 states have call successors, (3218) [2022-11-25 17:01:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11143 states to 11143 states and 15740 transitions. [2022-11-25 17:01:04,803 INFO L78 Accepts]: Start accepts. Automaton has 11143 states and 15740 transitions. Word has length 231 [2022-11-25 17:01:04,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:01:04,804 INFO L495 AbstractCegarLoop]: Abstraction has 11143 states and 15740 transitions. [2022-11-25 17:01:04,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:01:04,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11143 states and 15740 transitions. [2022-11-25 17:01:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-25 17:01:04,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:01:04,818 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 11, 10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 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] [2022-11-25 17:01:04,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 17:01:04,819 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2022-11-25 17:01:04,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:01:04,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1913570671, now seen corresponding path program 1 times [2022-11-25 17:01:04,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:01:04,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089000253] [2022-11-25 17:01:04,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:04,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:01:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:01:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:01:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:01:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:01:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:01:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:01:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:01:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:01:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:01:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:01:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:01:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:01:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:01:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:01:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:01:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:01:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:01:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:01:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 17:01:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:01:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:01:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:01:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:01:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-25 17:01:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-25 17:01:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:01:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-25 17:01:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-11-25 17:01:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:05,790 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 753 trivial. 0 not checked. [2022-11-25 17:01:05,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:01:05,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089000253] [2022-11-25 17:01:05,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089000253] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:01:05,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:01:05,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:01:05,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813617574] [2022-11-25 17:01:05,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:01:05,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:01:05,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:01:05,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:01:05,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:01:05,793 INFO L87 Difference]: Start difference. First operand 11143 states and 15740 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-25 17:01:08,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:01:15,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:15,547 INFO L93 Difference]: Finished difference Result 11377 states and 16054 transitions. [2022-11-25 17:01:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:01:15,548 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 236 [2022-11-25 17:01:15,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:15,592 INFO L225 Difference]: With dead ends: 11377 [2022-11-25 17:01:15,592 INFO L226 Difference]: Without dead ends: 11373 [2022-11-25 17:01:15,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:01:15,600 INFO L413 NwaCegarLoop]: 2231 mSDtfsCounter, 2683 mSDsluCounter, 5032 mSDsCounter, 0 mSdLazyCounter, 4305 mSolverCounterSat, 959 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3118 SdHoareTripleChecker+Valid, 7263 SdHoareTripleChecker+Invalid, 5265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 959 IncrementalHoareTripleChecker+Valid, 4305 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:15,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3118 Valid, 7263 Invalid, 5265 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [959 Valid, 4305 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2022-11-25 17:01:15,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11373 states. [2022-11-25 17:01:16,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11373 to 11145. [2022-11-25 17:01:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11145 states, 7563 states have (on average 1.240777469258231) internal successors, (9384), 7679 states have internal predecessors, (9384), 3139 states have call successors, (3139), 427 states have call predecessors, (3139), 440 states have return successors, (3218), 3108 states have call predecessors, (3218), 3136 states have call successors, (3218) [2022-11-25 17:01:16,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11145 states to 11145 states and 15741 transitions. [2022-11-25 17:01:16,885 INFO L78 Accepts]: Start accepts. Automaton has 11145 states and 15741 transitions. Word has length 236 [2022-11-25 17:01:16,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:01:16,886 INFO L495 AbstractCegarLoop]: Abstraction has 11145 states and 15741 transitions. [2022-11-25 17:01:16,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-25 17:01:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11145 states and 15741 transitions. [2022-11-25 17:01:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-25 17:01:16,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:01:16,901 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 12, 11, 11, 10, 10, 10, 10, 10, 10, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:01:16,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 17:01:16,901 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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)] === [2022-11-25 17:01:16,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:01:16,902 INFO L85 PathProgramCache]: Analyzing trace with hash 497218876, now seen corresponding path program 1 times [2022-11-25 17:01:16,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:01:16,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549290151] [2022-11-25 17:01:16,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:16,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:01:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:01:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:01:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 17:01:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 17:01:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 17:01:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 17:01:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:01:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:01:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 17:01:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:01:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 17:01:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 17:01:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 17:01:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-25 17:01:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:01:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:01:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:01:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:01:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-11-25 17:01:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 17:01:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:01:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-25 17:01:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-25 17:01:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-25 17:01:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 17:01:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-25 17:01:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-11-25 17:01:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 17:01:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-25 17:01:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 17:01:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-25 17:01:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-25 17:01:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:17,927 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2022-11-25 17:01:17,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:01:17,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549290151] [2022-11-25 17:01:17,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549290151] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:01:17,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:01:17,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:01:17,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484962723] [2022-11-25 17:01:17,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:01:17,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:01:17,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:01:17,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:01:17,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:01:17,930 INFO L87 Difference]: Start difference. First operand 11145 states and 15741 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-25 17:01:20,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:01:27,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:27,874 INFO L93 Difference]: Finished difference Result 11373 states and 16050 transitions. [2022-11-25 17:01:27,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 17:01:27,875 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 259 [2022-11-25 17:01:27,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:27,913 INFO L225 Difference]: With dead ends: 11373 [2022-11-25 17:01:27,913 INFO L226 Difference]: Without dead ends: 11286 [2022-11-25 17:01:27,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:01:27,919 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2668 mSDsluCounter, 5029 mSDsCounter, 0 mSdLazyCounter, 4297 mSolverCounterSat, 958 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 7259 SdHoareTripleChecker+Invalid, 5256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 958 IncrementalHoareTripleChecker+Valid, 4297 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:27,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 7259 Invalid, 5256 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [958 Valid, 4297 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2022-11-25 17:01:27,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11286 states. [2022-11-25 17:01:28,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11286 to 11058. [2022-11-25 17:01:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11058 states, 7510 states have (on average 1.2416777629826898) internal successors, (9325), 7622 states have internal predecessors, (9325), 3117 states have call successors, (3117), 414 states have call predecessors, (3117), 429 states have return successors, (3199), 3091 states have call predecessors, (3199), 3117 states have call successors, (3199) [2022-11-25 17:01:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11058 states to 11058 states and 15641 transitions. [2022-11-25 17:01:28,987 INFO L78 Accepts]: Start accepts. Automaton has 11058 states and 15641 transitions. Word has length 259 [2022-11-25 17:01:28,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:01:28,988 INFO L495 AbstractCegarLoop]: Abstraction has 11058 states and 15641 transitions. [2022-11-25 17:01:28,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-25 17:01:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 11058 states and 15641 transitions. [2022-11-25 17:01:29,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-11-25 17:01:29,000 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:01:29,000 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:01:29,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-25 17:01:29,000 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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)] === [2022-11-25 17:01:29,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:01:29,001 INFO L85 PathProgramCache]: Analyzing trace with hash 478396410, now seen corresponding path program 1 times [2022-11-25 17:01:29,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:01:29,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890201387] [2022-11-25 17:01:29,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:29,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:01:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:29,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:01:29,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890201387] [2022-11-25 17:01:29,251 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:01:29,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124180903] [2022-11-25 17:01:29,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:29,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:01:29,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:01:29,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:01:29,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 17:01:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:30,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 3589 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:01:30,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:01:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2022-11-25 17:01:30,838 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:01:30,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124180903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:01:30,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:01:30,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:01:30,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721257981] [2022-11-25 17:01:30,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:01:30,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:01:30,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:01:30,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:01:30,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:30,844 INFO L87 Difference]: Start difference. First operand 11058 states and 15641 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-25 17:01:32,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:32,435 INFO L93 Difference]: Finished difference Result 26239 states and 37452 transitions. [2022-11-25 17:01:32,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:01:32,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 274 [2022-11-25 17:01:32,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:32,491 INFO L225 Difference]: With dead ends: 26239 [2022-11-25 17:01:32,491 INFO L226 Difference]: Without dead ends: 15206 [2022-11-25 17:01:32,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:32,549 INFO L413 NwaCegarLoop]: 3913 mSDtfsCounter, 819 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1010 SdHoareTripleChecker+Valid, 6954 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:32,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1010 Valid, 6954 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:01:32,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15206 states. [2022-11-25 17:01:33,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15206 to 11076. [2022-11-25 17:01:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11076 states, 7528 states have (on average 1.2418969181721573) internal successors, (9349), 7640 states have internal predecessors, (9349), 3117 states have call successors, (3117), 414 states have call predecessors, (3117), 429 states have return successors, (3199), 3091 states have call predecessors, (3199), 3117 states have call successors, (3199) [2022-11-25 17:01:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11076 states to 11076 states and 15665 transitions. [2022-11-25 17:01:33,547 INFO L78 Accepts]: Start accepts. Automaton has 11076 states and 15665 transitions. Word has length 274 [2022-11-25 17:01:33,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:01:33,548 INFO L495 AbstractCegarLoop]: Abstraction has 11076 states and 15665 transitions. [2022-11-25 17:01:33,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-25 17:01:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11076 states and 15665 transitions. [2022-11-25 17:01:33,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-11-25 17:01:33,556 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:01:33,556 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:01:33,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 17:01:33,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:01:33,757 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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)] === [2022-11-25 17:01:33,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:01:33,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1865181820, now seen corresponding path program 1 times [2022-11-25 17:01:33,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:01:33,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031984666] [2022-11-25 17:01:33,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:33,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:01:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:33,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:01:33,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031984666] [2022-11-25 17:01:33,915 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:01:33,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173050124] [2022-11-25 17:01:33,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:33,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:01:33,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:01:33,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:01:33,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 17:01:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:35,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 3589 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:01:35,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:01:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2022-11-25 17:01:35,276 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:01:35,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173050124] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:01:35,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:01:35,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:01:35,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829942215] [2022-11-25 17:01:35,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:01:35,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:01:35,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:01:35,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:01:35,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:35,280 INFO L87 Difference]: Start difference. First operand 11076 states and 15665 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-25 17:01:37,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:37,349 INFO L93 Difference]: Finished difference Result 31399 states and 44487 transitions. [2022-11-25 17:01:37,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:01:37,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 274 [2022-11-25 17:01:37,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:37,434 INFO L225 Difference]: With dead ends: 31399 [2022-11-25 17:01:37,434 INFO L226 Difference]: Without dead ends: 20348 [2022-11-25 17:01:37,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:37,488 INFO L413 NwaCegarLoop]: 3807 mSDtfsCounter, 2613 mSDsluCounter, 2643 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2613 SdHoareTripleChecker+Valid, 6450 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:37,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2613 Valid, 6450 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:01:37,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20348 states. [2022-11-25 17:01:39,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20348 to 20332. [2022-11-25 17:01:39,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20332 states, 13716 states have (on average 1.2392825896762905) internal successors, (16998), 13933 states have internal predecessors, (16998), 5831 states have call successors, (5831), 765 states have call predecessors, (5831), 783 states have return successors, (5976), 5761 states have call predecessors, (5976), 5831 states have call successors, (5976) [2022-11-25 17:01:39,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20332 states to 20332 states and 28805 transitions. [2022-11-25 17:01:39,481 INFO L78 Accepts]: Start accepts. Automaton has 20332 states and 28805 transitions. Word has length 274 [2022-11-25 17:01:39,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:01:39,481 INFO L495 AbstractCegarLoop]: Abstraction has 20332 states and 28805 transitions. [2022-11-25 17:01:39,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-25 17:01:39,482 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 28805 transitions. [2022-11-25 17:01:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-11-25 17:01:39,503 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:01:39,504 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 12, 12, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:01:39,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:01:39,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-25 17:01:39,705 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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)] === [2022-11-25 17:01:39,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:01:39,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1591262505, now seen corresponding path program 1 times [2022-11-25 17:01:39,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:01:39,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635840135] [2022-11-25 17:01:39,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:39,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:01:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:39,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:01:39,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635840135] [2022-11-25 17:01:39,908 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:01:39,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188715093] [2022-11-25 17:01:39,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:39,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:01:39,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:01:39,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:01:39,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 17:01:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:41,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 3656 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:01:41,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:01:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-25 17:01:41,859 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:01:41,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188715093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:01:41,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:01:41,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:01:41,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969115905] [2022-11-25 17:01:41,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:01:41,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:01:41,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:01:41,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:01:41,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:41,862 INFO L87 Difference]: Start difference. First operand 20332 states and 28805 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-25 17:01:45,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:45,600 INFO L93 Difference]: Finished difference Result 50738 states and 71692 transitions. [2022-11-25 17:01:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:01:45,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 302 [2022-11-25 17:01:45,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:45,773 INFO L225 Difference]: With dead ends: 50738 [2022-11-25 17:01:45,773 INFO L226 Difference]: Without dead ends: 30431 [2022-11-25 17:01:45,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:45,856 INFO L413 NwaCegarLoop]: 3419 mSDtfsCounter, 2665 mSDsluCounter, 2593 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2665 SdHoareTripleChecker+Valid, 6012 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:45,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2665 Valid, 6012 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:01:45,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30431 states. [2022-11-25 17:01:49,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30431 to 30409. [2022-11-25 17:01:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30409 states, 20419 states have (on average 1.2322346833831235) internal successors, (25161), 20747 states have internal predecessors, (25161), 8737 states have call successors, (8737), 1230 states have call predecessors, (8737), 1251 states have return successors, (8939), 8621 states have call predecessors, (8939), 8737 states have call successors, (8939) [2022-11-25 17:01:50,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30409 states to 30409 states and 42837 transitions. [2022-11-25 17:01:50,266 INFO L78 Accepts]: Start accepts. Automaton has 30409 states and 42837 transitions. Word has length 302 [2022-11-25 17:01:50,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:01:50,267 INFO L495 AbstractCegarLoop]: Abstraction has 30409 states and 42837 transitions. [2022-11-25 17:01:50,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-25 17:01:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 30409 states and 42837 transitions. [2022-11-25 17:01:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2022-11-25 17:01:50,304 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:01:50,305 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 17, 17, 17, 13, 13, 13, 13, 13, 13, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:01:50,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:01:50,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-25 17:01:50,506 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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)] === [2022-11-25 17:01:50,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:01:50,506 INFO L85 PathProgramCache]: Analyzing trace with hash -611098774, now seen corresponding path program 1 times [2022-11-25 17:01:50,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:01:50,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490512618] [2022-11-25 17:01:50,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:50,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:01:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:50,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:01:50,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490512618] [2022-11-25 17:01:50,778 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:01:50,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219968870] [2022-11-25 17:01:50,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:01:50,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:01:50,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:01:50,780 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:01:50,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 17:01:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:01:52,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 4881 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:01:52,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:01:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1804 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 1322 trivial. 0 not checked. [2022-11-25 17:01:52,705 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:01:52,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219968870] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:01:52,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:01:52,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:01:52,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064033843] [2022-11-25 17:01:52,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:01:52,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:01:52,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:01:52,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:01:52,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:52,711 INFO L87 Difference]: Start difference. First operand 30409 states and 42837 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-25 17:01:56,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:01:56,279 INFO L93 Difference]: Finished difference Result 59678 states and 83771 transitions. [2022-11-25 17:01:56,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:01:56,280 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 572 [2022-11-25 17:01:56,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:01:56,546 INFO L225 Difference]: With dead ends: 59678 [2022-11-25 17:01:56,546 INFO L226 Difference]: Without dead ends: 29227 [2022-11-25 17:01:56,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 570 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:01:56,649 INFO L413 NwaCegarLoop]: 4690 mSDtfsCounter, 2181 mSDsluCounter, 2829 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 7519 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:01:56,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2181 Valid, 7519 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:01:56,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29227 states. [2022-11-25 17:01:59,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29227 to 29173. [2022-11-25 17:01:59,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29173 states, 19690 states have (on average 1.2251904520060946) internal successors, (24124), 19983 states have internal predecessors, (24124), 8170 states have call successors, (8170), 1291 states have call predecessors, (8170), 1311 states have return successors, (8334), 8066 states have call predecessors, (8334), 8170 states have call successors, (8334) [2022-11-25 17:02:00,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29173 states to 29173 states and 40628 transitions. [2022-11-25 17:02:00,022 INFO L78 Accepts]: Start accepts. Automaton has 29173 states and 40628 transitions. Word has length 572 [2022-11-25 17:02:00,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:02:00,023 INFO L495 AbstractCegarLoop]: Abstraction has 29173 states and 40628 transitions. [2022-11-25 17:02:00,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-25 17:02:00,023 INFO L276 IsEmpty]: Start isEmpty. Operand 29173 states and 40628 transitions. [2022-11-25 17:02:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2022-11-25 17:02:00,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:02:00,069 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 13, 13, 13, 13, 13, 13, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:02:00,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:02:00,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:02:00,283 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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)] === [2022-11-25 17:02:00,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:02:00,284 INFO L85 PathProgramCache]: Analyzing trace with hash 3747345, now seen corresponding path program 1 times [2022-11-25 17:02:00,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:02:00,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945103410] [2022-11-25 17:02:00,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:02:00,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:02:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:02:00,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:02:00,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945103410] [2022-11-25 17:02:00,539 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:02:00,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439607673] [2022-11-25 17:02:00,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:02:00,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:02:00,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:02:00,542 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:02:00,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad89e73-4cb2-4425-afa7-c53ba11542af/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 17:02:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:02:02,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 5143 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:02:02,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:02:02,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2292 backedges. 894 proven. 0 refuted. 0 times theorem prover too weak. 1398 trivial. 0 not checked. [2022-11-25 17:02:02,581 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:02:02,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439607673] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:02:02,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:02:02,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:02:02,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614492030] [2022-11-25 17:02:02,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:02:02,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:02:02,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:02:02,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:02:02,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:02:02,590 INFO L87 Difference]: Start difference. First operand 29173 states and 40628 transitions. Second operand has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 3 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-11-25 17:02:06,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:02:06,998 INFO L93 Difference]: Finished difference Result 66860 states and 92954 transitions. [2022-11-25 17:02:06,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:02:06,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 3 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 630 [2022-11-25 17:02:06,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:02:07,344 INFO L225 Difference]: With dead ends: 66860 [2022-11-25 17:02:07,344 INFO L226 Difference]: Without dead ends: 37769 [2022-11-25 17:02:07,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:02:07,505 INFO L413 NwaCegarLoop]: 4677 mSDtfsCounter, 2170 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2170 SdHoareTripleChecker+Valid, 7495 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:02:07,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2170 Valid, 7495 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:02:07,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37769 states.