java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 23:09:34,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 23:09:34,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 23:09:34,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 23:09:34,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 23:09:34,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 23:09:34,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 23:09:34,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 23:09:34,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 23:09:34,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 23:09:34,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 23:09:34,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 23:09:34,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 23:09:34,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 23:09:34,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 23:09:34,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 23:09:34,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 23:09:34,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 23:09:34,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 23:09:34,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 23:09:34,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 23:09:34,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 23:09:34,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 23:09:34,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 23:09:34,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 23:09:34,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 23:09:34,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 23:09:34,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 23:09:34,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 23:09:34,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 23:09:34,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 23:09:34,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 23:09:34,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 23:09:34,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 23:09:34,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 23:09:34,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 23:09:34,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 23:09:34,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 23:09:34,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 23:09:34,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 23:09:34,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 23:09:34,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 23:09:34,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 23:09:34,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 23:09:34,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 23:09:34,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 23:09:34,536 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 23:09:34,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 23:09:34,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 23:09:34,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 23:09:34,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 23:09:34,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 23:09:34,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 23:09:34,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 23:09:34,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 23:09:34,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 23:09:34,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 23:09:34,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 23:09:34,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 23:09:34,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 23:09:34,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 23:09:34,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 23:09:34,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 23:09:34,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 23:09:34,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 23:09:34,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 23:09:34,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 23:09:34,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 23:09:34,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 23:09:34,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 23:09:34,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 23:09:34,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 23:09:34,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 23:09:34,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 23:09:34,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 23:09:34,584 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 23:09:34,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2019-09-08 23:09:34,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df4940936/a0106b1f7a1a45428f23999744d1db5f/FLAG91b2cf66b [2019-09-08 23:09:35,534 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 23:09:35,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2019-09-08 23:09:35,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df4940936/a0106b1f7a1a45428f23999744d1db5f/FLAG91b2cf66b [2019-09-08 23:09:35,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df4940936/a0106b1f7a1a45428f23999744d1db5f [2019-09-08 23:09:35,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 23:09:35,995 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 23:09:35,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 23:09:35,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 23:09:36,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 23:09:36,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:09:35" (1/1) ... [2019-09-08 23:09:36,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@612f6629 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:36, skipping insertion in model container [2019-09-08 23:09:36,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:09:35" (1/1) ... [2019-09-08 23:09:36,012 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 23:09:36,221 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 23:09:39,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:09:39,691 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 23:09:40,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:09:40,965 INFO L192 MainTranslator]: Completed translation [2019-09-08 23:09:40,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40 WrapperNode [2019-09-08 23:09:40,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 23:09:40,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 23:09:40,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 23:09:40,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 23:09:40,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:40,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:41,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:41,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:41,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:41,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:41,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... [2019-09-08 23:09:41,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 23:09:41,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 23:09:41,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 23:09:41,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 23:09:41,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 23:09:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 23:09:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 23:09:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 23:09:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 23:09:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-08 23:09:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 23:09:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 23:09:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 23:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 23:09:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 23:09:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 23:09:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 23:09:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 23:09:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 23:09:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 23:09:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 23:09:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 23:09:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 23:09:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 23:09:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 23:09:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 23:09:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-09-08 23:09:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2019-09-08 23:09:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 23:09:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 23:09:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 23:09:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-09-08 23:09:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-08 23:09:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-08 23:09:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 23:09:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-08 23:09:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-08 23:09:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-08 23:09:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-09-08 23:09:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_tods [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_DA [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_info_clear_status [2019-09-08 23:09:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2019-09-08 23:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2019-09-08 23:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2019-09-08 23:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_eeprom_register_read [2019-09-08 23:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_eeprom_register_write [2019-09-08 23:09:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_read_eeprom [2019-09-08 23:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_sram [2019-09-08 23:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_sram_bytes [2019-09-08 23:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_clear_sram [2019-09-08 23:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_get_stats [2019-09-08 23:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_interrupt_tci [2019-09-08 23:09:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_interrupt_rci [2019-09-08 23:09:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_interrupt [2019-09-08 23:09:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_max2820 [2019-09-08 23:09:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_al2210l [2019-09-08 23:09:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_rfmd2958 [2019-09-08 23:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_write_syn_rfmd2948 [2019-09-08 23:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_write_bbp [2019-09-08 23:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_rf_set_channel [2019-09-08 23:09:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_update_mode [2019-09-08 23:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_hw_init_syn [2019-09-08 23:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_hw_init_bbp [2019-09-08 23:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_set_rate [2019-09-08 23:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_hw_init [2019-09-08 23:09:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_hw_reset [2019-09-08 23:09:41,612 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_get_tsft [2019-09-08 23:09:41,612 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_set_interval [2019-09-08 23:09:41,612 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_set_bssid [2019-09-08 23:09:41,613 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_config [2019-09-08 23:09:41,613 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_bss_info_changed [2019-09-08 23:09:41,613 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_prepare_multicast [2019-09-08 23:09:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_configure_filter [2019-09-08 23:09:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_add_interface [2019-09-08 23:09:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_remove_interface [2019-09-08 23:09:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_init_rings [2019-09-08 23:09:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_free_rings [2019-09-08 23:09:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_start [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_stop [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_calc_durations [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_tx_raw [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_tx [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_alloc_rings [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_probe [2019-09-08 23:09:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_remove [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_suspend [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_resume [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_driver_init [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure adm8211_driver_exit [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_adm8211_driver_exit_9_2 [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_adm8211_driver_init_9_7 [2019-09-08 23:09:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 23:09:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 23:09:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_5_2 [2019-09-08 23:09:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_7_1 [2019-09-08 23:09:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_3_1 [2019-09-08 23:09:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_6_2 [2019-09-08 23:09:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_4_3 [2019-09-08 23:09:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_8_2 [2019-09-08 23:09:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_9 [2019-09-08 23:09:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 23:09:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 23:09:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_alloc_hw [2019-09-08 23:09:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2019-09-08 23:09:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_ieee80211_instance_0 [2019-09-08 23:09:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_10 [2019-09-08 23:09:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_18 [2019-09-08 23:09:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_21 [2019-09-08 23:09:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_24 [2019-09-08 23:09:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_27 [2019-09-08 23:09:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_28 [2019-09-08 23:09:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_29 [2019-09-08 23:09:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_30 [2019-09-08 23:09:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_callback_0_31 [2019-09-08 23:09:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_resume_0_12 [2019-09-08 23:09:41,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_start_0_6 [2019-09-08 23:09:41,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_instance_stop_0_8 [2019-09-08 23:09:41,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 23:09:41,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-09-08 23:09:41,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-09-08 23:09:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-09-08 23:09:41,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-08 23:09:41,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-08 23:09:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 23:09:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 23:09:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 23:09:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 23:09:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-09-08 23:09:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:09:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_27 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_28 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_60 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2019-09-08 23:09:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_62 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_63 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_64 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_alloc_hw_66 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw_67 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw_68 [2019-09-08 23:09:41,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_69 [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_70 [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 23:09:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 23:09:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 23:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 23:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 23:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 23:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 23:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 23:09:41,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 23:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 23:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 23:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 23:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 23:09:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 23:09:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:09:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:09:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:09:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 23:09:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_adm8211_priv [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_adm8211_priv [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_adm8211_priv [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_adm8211_priv [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_adm8211_priv [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_adm8211_priv [2019-09-08 23:09:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_adm8211_priv [2019-09-08 23:09:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_adm8211_priv [2019-09-08 23:09:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:09:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:09:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:09:41,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:09:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:09:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:09:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:09:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:09:41,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:09:41,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:09:41,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:09:41,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:09:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_186 [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_768 [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_770 [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_771 [2019-09-08 23:09:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_777 [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-08 23:09:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 23:09:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2019-09-08 23:09:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_alloc_hw [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_register_hw [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rx_irqsafe [2019-09-08 23:09:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queue [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queue [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 23:09:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-09-08 23:09:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-08 23:09:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_mwi [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-08 23:09:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 23:09:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 23:09:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 23:09:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 23:09:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 23:09:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 23:09:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 23:09:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 23:09:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 23:09:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 23:09:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 23:09:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_64 [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_adm8211_priv [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_adm8211_priv [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 23:09:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 23:09:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 23:09:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_60 [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-08 23:09:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_27 [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_28 [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-08 23:09:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_mwi [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-09-08 23:09:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_69 [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_70 [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 23:09:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 23:09:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-09-08 23:09:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 23:09:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-09-08 23:09:41,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-08 23:09:41,686 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-08 23:09:41,687 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_186 [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_62 [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_63 [2019-09-08 23:09:41,688 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-08 23:09:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-08 23:09:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-08 23:09:41,689 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-09-08 23:09:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-09-08 23:09:41,692 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_tods [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_DA [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2019-09-08 23:09:41,693 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_768 [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_770 [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_771 [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_777 [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_info_clear_status [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 23:09:41,694 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_alloc_hw [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_alloc_hw_66 [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_register_hw [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2019-09-08 23:09:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw_67 [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw_68 [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rx_irqsafe [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queue [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queue [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_eeprom_register_read [2019-09-08 23:09:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_eeprom_register_write [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_read_eeprom [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_sram [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_sram_bytes [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_clear_sram [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_get_stats [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_interrupt_tci [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_interrupt_rci [2019-09-08 23:09:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_interrupt [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_max2820 [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_al2210l [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_rfmd2958 [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_write_syn_rfmd2948 [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_write_bbp [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_rf_set_channel [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_update_mode [2019-09-08 23:09:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_hw_init_syn [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_hw_init_bbp [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_set_rate [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_hw_init [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_hw_reset [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_get_tsft [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_set_interval [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_set_bssid [2019-09-08 23:09:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_config [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_bss_info_changed [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_prepare_multicast [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_configure_filter [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_add_interface [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_remove_interface [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_init_rings [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_free_rings [2019-09-08 23:09:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_start [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_stop [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_calc_durations [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_tx_raw [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_tx [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_alloc_rings [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_probe [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_remove [2019-09-08 23:09:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_suspend [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_resume [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_driver_init [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure adm8211_driver_exit [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_adm8211_driver_exit_9_2 [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_adm8211_driver_init_9_7 [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_5_2 [2019-09-08 23:09:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_7_1 [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_3_1 [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_6_2 [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_4_3 [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_8_2 [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_9 [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 23:09:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_alloc_hw [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_ieee80211_instance_0 [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_10 [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_18 [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_21 [2019-09-08 23:09:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_24 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_27 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_28 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_29 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_30 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_callback_0_31 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_resume_0_12 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_start_0_6 [2019-09-08 23:09:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_instance_stop_0_8 [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-08 23:09:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 23:09:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-08 23:09:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 23:09:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 23:09:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 23:09:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 23:09:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:09:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:09:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:09:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:09:41,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 23:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_adm8211_priv [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_adm8211_priv [2019-09-08 23:09:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_adm8211_priv [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_adm8211_priv [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_adm8211_priv [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_adm8211_priv [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:09:41,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:09:41,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 23:09:41,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:09:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:09:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 23:09:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 23:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 23:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 23:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 23:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 23:09:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 23:09:51,090 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 23:09:55,926 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 23:10:04,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 23:10:04,160 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-08 23:10:04,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:10:04 BoogieIcfgContainer [2019-09-08 23:10:04,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 23:10:04,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 23:10:04,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 23:10:04,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 23:10:04,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 11:09:35" (1/3) ... [2019-09-08 23:10:04,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e57c6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:10:04, skipping insertion in model container [2019-09-08 23:10:04,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:09:40" (2/3) ... [2019-09-08 23:10:04,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e57c6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:10:04, skipping insertion in model container [2019-09-08 23:10:04,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:10:04" (3/3) ... [2019-09-08 23:10:04,171 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-adm8211.cil.i [2019-09-08 23:10:04,181 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 23:10:04,191 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 23:10:04,208 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 23:10:04,251 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 23:10:04,252 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 23:10:04,252 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 23:10:04,252 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 23:10:04,252 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 23:10:04,252 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 23:10:04,252 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 23:10:04,253 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 23:10:04,253 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 23:10:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states. [2019-09-08 23:10:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-09-08 23:10:04,336 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:04,337 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:04,339 INFO L418 AbstractCegarLoop]: === Iteration 1 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:04,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:04,345 INFO L82 PathProgramCache]: Analyzing trace with hash 478485881, now seen corresponding path program 1 times [2019-09-08 23:10:04,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:04,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:04,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:04,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:04,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:05,228 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2019-09-08 23:10:05,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:05,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:10:05,235 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:10:05,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:10:05,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:05,252 INFO L87 Difference]: Start difference. First operand 3218 states. Second operand 3 states. [2019-09-08 23:10:08,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:08,034 INFO L93 Difference]: Finished difference Result 8084 states and 10862 transitions. [2019-09-08 23:10:08,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:10:08,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2019-09-08 23:10:08,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:08,132 INFO L225 Difference]: With dead ends: 8084 [2019-09-08 23:10:08,132 INFO L226 Difference]: Without dead ends: 5353 [2019-09-08 23:10:08,166 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:08,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5353 states. [2019-09-08 23:10:08,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5353 to 5349. [2019-09-08 23:10:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5349 states. [2019-09-08 23:10:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 5349 states and 7079 transitions. [2019-09-08 23:10:08,629 INFO L78 Accepts]: Start accepts. Automaton has 5349 states and 7079 transitions. Word has length 136 [2019-09-08 23:10:08,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:08,632 INFO L475 AbstractCegarLoop]: Abstraction has 5349 states and 7079 transitions. [2019-09-08 23:10:08,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 5349 states and 7079 transitions. [2019-09-08 23:10:08,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-08 23:10:08,646 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:08,647 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:08,647 INFO L418 AbstractCegarLoop]: === Iteration 2 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:08,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:08,648 INFO L82 PathProgramCache]: Analyzing trace with hash 773654952, now seen corresponding path program 1 times [2019-09-08 23:10:08,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:08,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:08,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:08,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:08,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2019-09-08 23:10:09,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:09,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:10:09,132 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:10:09,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:10:09,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:09,133 INFO L87 Difference]: Start difference. First operand 5349 states and 7079 transitions. Second operand 3 states. [2019-09-08 23:10:11,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:11,707 INFO L93 Difference]: Finished difference Result 15275 states and 20289 transitions. [2019-09-08 23:10:11,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:10:11,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2019-09-08 23:10:11,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:11,788 INFO L225 Difference]: With dead ends: 15275 [2019-09-08 23:10:11,788 INFO L226 Difference]: Without dead ends: 9969 [2019-09-08 23:10:11,826 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:11,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9969 states. [2019-09-08 23:10:12,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9969 to 9929. [2019-09-08 23:10:12,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9929 states. [2019-09-08 23:10:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9929 states to 9929 states and 13198 transitions. [2019-09-08 23:10:12,622 INFO L78 Accepts]: Start accepts. Automaton has 9929 states and 13198 transitions. Word has length 159 [2019-09-08 23:10:12,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:12,625 INFO L475 AbstractCegarLoop]: Abstraction has 9929 states and 13198 transitions. [2019-09-08 23:10:12,625 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 9929 states and 13198 transitions. [2019-09-08 23:10:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-09-08 23:10:12,636 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:12,637 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:12,637 INFO L418 AbstractCegarLoop]: === Iteration 3 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:12,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:12,638 INFO L82 PathProgramCache]: Analyzing trace with hash 659501472, now seen corresponding path program 1 times [2019-09-08 23:10:12,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:12,638 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:12,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:12,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:12,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:13,020 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2019-09-08 23:10:13,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:13,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:13,022 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:13,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:13,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:13,023 INFO L87 Difference]: Start difference. First operand 9929 states and 13198 transitions. Second operand 5 states. [2019-09-08 23:10:13,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:13,359 INFO L93 Difference]: Finished difference Result 9935 states and 13203 transitions. [2019-09-08 23:10:13,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:13,360 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2019-09-08 23:10:13,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:13,435 INFO L225 Difference]: With dead ends: 9935 [2019-09-08 23:10:13,435 INFO L226 Difference]: Without dead ends: 9933 [2019-09-08 23:10:13,446 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:13,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9933 states. [2019-09-08 23:10:13,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9933 to 9933. [2019-09-08 23:10:13,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9933 states. [2019-09-08 23:10:13,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9933 states to 9933 states and 13201 transitions. [2019-09-08 23:10:13,971 INFO L78 Accepts]: Start accepts. Automaton has 9933 states and 13201 transitions. Word has length 213 [2019-09-08 23:10:13,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:13,973 INFO L475 AbstractCegarLoop]: Abstraction has 9933 states and 13201 transitions. [2019-09-08 23:10:13,973 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:13,974 INFO L276 IsEmpty]: Start isEmpty. Operand 9933 states and 13201 transitions. [2019-09-08 23:10:13,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-09-08 23:10:13,988 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:13,989 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 4, 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] [2019-09-08 23:10:13,989 INFO L418 AbstractCegarLoop]: === Iteration 4 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:13,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:13,990 INFO L82 PathProgramCache]: Analyzing trace with hash 813851723, now seen corresponding path program 1 times [2019-09-08 23:10:13,990 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:13,990 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:13,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:13,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:13,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:14,360 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2019-09-08 23:10:14,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:14,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:14,362 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:14,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:14,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:14,362 INFO L87 Difference]: Start difference. First operand 9933 states and 13201 transitions. Second operand 5 states. [2019-09-08 23:10:15,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:15,442 INFO L93 Difference]: Finished difference Result 9939 states and 13206 transitions. [2019-09-08 23:10:15,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:15,443 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-09-08 23:10:15,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:15,518 INFO L225 Difference]: With dead ends: 9939 [2019-09-08 23:10:15,518 INFO L226 Difference]: Without dead ends: 9937 [2019-09-08 23:10:15,526 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:15,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9937 states. [2019-09-08 23:10:15,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9937 to 9937. [2019-09-08 23:10:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9937 states. [2019-09-08 23:10:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9937 states to 9937 states and 13204 transitions. [2019-09-08 23:10:16,025 INFO L78 Accepts]: Start accepts. Automaton has 9937 states and 13204 transitions. Word has length 218 [2019-09-08 23:10:16,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:16,026 INFO L475 AbstractCegarLoop]: Abstraction has 9937 states and 13204 transitions. [2019-09-08 23:10:16,026 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:16,027 INFO L276 IsEmpty]: Start isEmpty. Operand 9937 states and 13204 transitions. [2019-09-08 23:10:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-09-08 23:10:16,035 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:16,036 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 4, 3, 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] [2019-09-08 23:10:16,036 INFO L418 AbstractCegarLoop]: === Iteration 5 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:16,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:16,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1701329984, now seen corresponding path program 1 times [2019-09-08 23:10:16,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:16,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:16,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:16,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:16,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2019-09-08 23:10:16,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:16,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:16,351 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:16,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:16,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:16,351 INFO L87 Difference]: Start difference. First operand 9937 states and 13204 transitions. Second operand 5 states. [2019-09-08 23:10:16,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:16,689 INFO L93 Difference]: Finished difference Result 9943 states and 13209 transitions. [2019-09-08 23:10:16,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:16,689 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 223 [2019-09-08 23:10:16,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:16,750 INFO L225 Difference]: With dead ends: 9943 [2019-09-08 23:10:16,750 INFO L226 Difference]: Without dead ends: 9941 [2019-09-08 23:10:16,758 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:16,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9941 states. [2019-09-08 23:10:17,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9941 to 9941. [2019-09-08 23:10:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9941 states. [2019-09-08 23:10:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9941 states to 9941 states and 13207 transitions. [2019-09-08 23:10:17,244 INFO L78 Accepts]: Start accepts. Automaton has 9941 states and 13207 transitions. Word has length 223 [2019-09-08 23:10:17,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:17,245 INFO L475 AbstractCegarLoop]: Abstraction has 9941 states and 13207 transitions. [2019-09-08 23:10:17,245 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:17,246 INFO L276 IsEmpty]: Start isEmpty. Operand 9941 states and 13207 transitions. [2019-09-08 23:10:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-09-08 23:10:17,258 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:17,259 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2019-09-08 23:10:17,259 INFO L418 AbstractCegarLoop]: === Iteration 6 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:17,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:17,260 INFO L82 PathProgramCache]: Analyzing trace with hash -71226069, now seen corresponding path program 1 times [2019-09-08 23:10:17,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:17,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:17,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:17,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:17,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 443 trivial. 0 not checked. [2019-09-08 23:10:17,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:17,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:17,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:17,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:17,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:17,702 INFO L87 Difference]: Start difference. First operand 9941 states and 13207 transitions. Second operand 5 states. [2019-09-08 23:10:18,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:18,018 INFO L93 Difference]: Finished difference Result 9947 states and 13212 transitions. [2019-09-08 23:10:18,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:18,018 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 228 [2019-09-08 23:10:18,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:18,065 INFO L225 Difference]: With dead ends: 9947 [2019-09-08 23:10:18,065 INFO L226 Difference]: Without dead ends: 9945 [2019-09-08 23:10:18,074 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:18,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9945 states. [2019-09-08 23:10:18,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9945 to 9945. [2019-09-08 23:10:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9945 states. [2019-09-08 23:10:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9945 states to 9945 states and 13210 transitions. [2019-09-08 23:10:18,562 INFO L78 Accepts]: Start accepts. Automaton has 9945 states and 13210 transitions. Word has length 228 [2019-09-08 23:10:18,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:18,563 INFO L475 AbstractCegarLoop]: Abstraction has 9945 states and 13210 transitions. [2019-09-08 23:10:18,563 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:18,564 INFO L276 IsEmpty]: Start isEmpty. Operand 9945 states and 13210 transitions. [2019-09-08 23:10:18,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-09-08 23:10:18,580 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:18,581 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:18,581 INFO L418 AbstractCegarLoop]: === Iteration 7 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:18,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:18,581 INFO L82 PathProgramCache]: Analyzing trace with hash -1197592864, now seen corresponding path program 1 times [2019-09-08 23:10:18,581 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:18,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:18,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:18,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:18,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2019-09-08 23:10:18,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:18,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:18,937 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:18,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:18,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:18,938 INFO L87 Difference]: Start difference. First operand 9945 states and 13210 transitions. Second operand 5 states. [2019-09-08 23:10:19,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:19,366 INFO L93 Difference]: Finished difference Result 9951 states and 13215 transitions. [2019-09-08 23:10:19,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:19,367 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 233 [2019-09-08 23:10:19,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:19,406 INFO L225 Difference]: With dead ends: 9951 [2019-09-08 23:10:19,407 INFO L226 Difference]: Without dead ends: 9949 [2019-09-08 23:10:19,411 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:19,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9949 states. [2019-09-08 23:10:19,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9949 to 9949. [2019-09-08 23:10:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9949 states. [2019-09-08 23:10:19,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9949 states to 9949 states and 13213 transitions. [2019-09-08 23:10:19,880 INFO L78 Accepts]: Start accepts. Automaton has 9949 states and 13213 transitions. Word has length 233 [2019-09-08 23:10:19,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:19,881 INFO L475 AbstractCegarLoop]: Abstraction has 9949 states and 13213 transitions. [2019-09-08 23:10:19,881 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:19,881 INFO L276 IsEmpty]: Start isEmpty. Operand 9949 states and 13213 transitions. [2019-09-08 23:10:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-09-08 23:10:19,894 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:19,894 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 6, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:19,894 INFO L418 AbstractCegarLoop]: === Iteration 8 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:19,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:19,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1739853323, now seen corresponding path program 1 times [2019-09-08 23:10:19,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:19,895 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:19,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:19,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:19,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2019-09-08 23:10:20,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:20,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:20,195 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:20,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:20,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:20,195 INFO L87 Difference]: Start difference. First operand 9949 states and 13213 transitions. Second operand 5 states. [2019-09-08 23:10:20,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:20,546 INFO L93 Difference]: Finished difference Result 9955 states and 13218 transitions. [2019-09-08 23:10:20,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:20,546 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 238 [2019-09-08 23:10:20,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:20,602 INFO L225 Difference]: With dead ends: 9955 [2019-09-08 23:10:20,602 INFO L226 Difference]: Without dead ends: 9953 [2019-09-08 23:10:20,610 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:20,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9953 states. [2019-09-08 23:10:21,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9953 to 9953. [2019-09-08 23:10:21,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9953 states. [2019-09-08 23:10:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9953 states to 9953 states and 13216 transitions. [2019-09-08 23:10:21,190 INFO L78 Accepts]: Start accepts. Automaton has 9953 states and 13216 transitions. Word has length 238 [2019-09-08 23:10:21,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:21,191 INFO L475 AbstractCegarLoop]: Abstraction has 9953 states and 13216 transitions. [2019-09-08 23:10:21,191 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 9953 states and 13216 transitions. [2019-09-08 23:10:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-09-08 23:10:21,203 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:21,204 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 7, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:21,204 INFO L418 AbstractCegarLoop]: === Iteration 9 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:21,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:21,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1343288960, now seen corresponding path program 1 times [2019-09-08 23:10:21,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:21,205 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:21,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:21,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:21,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:21,700 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-09-08 23:10:21,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:21,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:21,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:21,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:21,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:21,701 INFO L87 Difference]: Start difference. First operand 9953 states and 13216 transitions. Second operand 5 states. [2019-09-08 23:10:22,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:22,078 INFO L93 Difference]: Finished difference Result 10105 states and 13369 transitions. [2019-09-08 23:10:22,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:22,078 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 243 [2019-09-08 23:10:22,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:22,128 INFO L225 Difference]: With dead ends: 10105 [2019-09-08 23:10:22,129 INFO L226 Difference]: Without dead ends: 10103 [2019-09-08 23:10:22,136 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:22,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10103 states. [2019-09-08 23:10:22,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10103 to 10103. [2019-09-08 23:10:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10103 states. [2019-09-08 23:10:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10103 states to 10103 states and 13367 transitions. [2019-09-08 23:10:22,735 INFO L78 Accepts]: Start accepts. Automaton has 10103 states and 13367 transitions. Word has length 243 [2019-09-08 23:10:22,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:22,735 INFO L475 AbstractCegarLoop]: Abstraction has 10103 states and 13367 transitions. [2019-09-08 23:10:22,736 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 10103 states and 13367 transitions. [2019-09-08 23:10:22,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-09-08 23:10:22,748 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:22,748 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 8, 7, 7, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:22,749 INFO L418 AbstractCegarLoop]: === Iteration 10 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:22,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:22,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1810037013, now seen corresponding path program 1 times [2019-09-08 23:10:22,749 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:22,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:22,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:22,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:22,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:23,043 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2019-09-08 23:10:23,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:23,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:23,044 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:23,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:23,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:23,044 INFO L87 Difference]: Start difference. First operand 10103 states and 13367 transitions. Second operand 5 states. [2019-09-08 23:10:23,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:23,464 INFO L93 Difference]: Finished difference Result 10109 states and 13372 transitions. [2019-09-08 23:10:23,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:23,465 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 248 [2019-09-08 23:10:23,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:23,518 INFO L225 Difference]: With dead ends: 10109 [2019-09-08 23:10:23,518 INFO L226 Difference]: Without dead ends: 10107 [2019-09-08 23:10:23,527 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:23,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10107 states. [2019-09-08 23:10:24,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10107 to 10107. [2019-09-08 23:10:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10107 states. [2019-09-08 23:10:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10107 states to 10107 states and 13370 transitions. [2019-09-08 23:10:24,255 INFO L78 Accepts]: Start accepts. Automaton has 10107 states and 13370 transitions. Word has length 248 [2019-09-08 23:10:24,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:24,255 INFO L475 AbstractCegarLoop]: Abstraction has 10107 states and 13370 transitions. [2019-09-08 23:10:24,256 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 10107 states and 13370 transitions. [2019-09-08 23:10:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-09-08 23:10:24,270 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:24,270 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 9, 8, 8, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:24,270 INFO L418 AbstractCegarLoop]: === Iteration 11 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:24,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:24,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1260860384, now seen corresponding path program 1 times [2019-09-08 23:10:24,271 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:24,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:24,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:24,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:24,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2019-09-08 23:10:24,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:24,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:24,573 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:24,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:24,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:24,575 INFO L87 Difference]: Start difference. First operand 10107 states and 13370 transitions. Second operand 5 states. [2019-09-08 23:10:25,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:25,001 INFO L93 Difference]: Finished difference Result 10113 states and 13375 transitions. [2019-09-08 23:10:25,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:25,002 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 253 [2019-09-08 23:10:25,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:25,064 INFO L225 Difference]: With dead ends: 10113 [2019-09-08 23:10:25,064 INFO L226 Difference]: Without dead ends: 10111 [2019-09-08 23:10:25,077 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:25,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10111 states. [2019-09-08 23:10:25,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10111 to 10111. [2019-09-08 23:10:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10111 states. [2019-09-08 23:10:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10111 states to 10111 states and 13373 transitions. [2019-09-08 23:10:25,650 INFO L78 Accepts]: Start accepts. Automaton has 10111 states and 13373 transitions. Word has length 253 [2019-09-08 23:10:25,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:25,651 INFO L475 AbstractCegarLoop]: Abstraction has 10111 states and 13373 transitions. [2019-09-08 23:10:25,651 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 10111 states and 13373 transitions. [2019-09-08 23:10:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-09-08 23:10:25,662 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:25,663 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 10, 9, 9, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:25,663 INFO L418 AbstractCegarLoop]: === Iteration 12 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:25,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:25,664 INFO L82 PathProgramCache]: Analyzing trace with hash -554966937, now seen corresponding path program 1 times [2019-09-08 23:10:25,664 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:25,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:25,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:25,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:25,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2019-09-08 23:10:25,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:25,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:10:25,960 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:10:25,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:10:25,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:25,961 INFO L87 Difference]: Start difference. First operand 10111 states and 13373 transitions. Second operand 3 states. [2019-09-08 23:10:28,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:28,836 INFO L93 Difference]: Finished difference Result 20263 states and 26777 transitions. [2019-09-08 23:10:28,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:10:28,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 294 [2019-09-08 23:10:28,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:28,908 INFO L225 Difference]: With dead ends: 20263 [2019-09-08 23:10:28,909 INFO L226 Difference]: Without dead ends: 15089 [2019-09-08 23:10:28,946 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:28,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15089 states. [2019-09-08 23:10:29,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15089 to 15031. [2019-09-08 23:10:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15031 states. [2019-09-08 23:10:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15031 states to 15031 states and 19904 transitions. [2019-09-08 23:10:29,739 INFO L78 Accepts]: Start accepts. Automaton has 15031 states and 19904 transitions. Word has length 294 [2019-09-08 23:10:29,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:29,739 INFO L475 AbstractCegarLoop]: Abstraction has 15031 states and 19904 transitions. [2019-09-08 23:10:29,740 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 15031 states and 19904 transitions. [2019-09-08 23:10:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-09-08 23:10:29,753 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:29,754 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 10, 9, 9, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:29,754 INFO L418 AbstractCegarLoop]: === Iteration 13 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:29,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:29,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1944260951, now seen corresponding path program 1 times [2019-09-08 23:10:29,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:29,755 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:29,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:29,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:29,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2019-09-08 23:10:30,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:30,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:30,037 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:30,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:30,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:30,038 INFO L87 Difference]: Start difference. First operand 15031 states and 19904 transitions. Second operand 5 states. [2019-09-08 23:10:30,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:30,910 INFO L93 Difference]: Finished difference Result 15037 states and 19909 transitions. [2019-09-08 23:10:30,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:30,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 294 [2019-09-08 23:10:30,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:30,977 INFO L225 Difference]: With dead ends: 15037 [2019-09-08 23:10:30,977 INFO L226 Difference]: Without dead ends: 15035 [2019-09-08 23:10:30,986 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:31,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15035 states. [2019-09-08 23:10:31,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15035 to 15035. [2019-09-08 23:10:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15035 states. [2019-09-08 23:10:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15035 states to 15035 states and 19907 transitions. [2019-09-08 23:10:31,684 INFO L78 Accepts]: Start accepts. Automaton has 15035 states and 19907 transitions. Word has length 294 [2019-09-08 23:10:31,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:31,685 INFO L475 AbstractCegarLoop]: Abstraction has 15035 states and 19907 transitions. [2019-09-08 23:10:31,685 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 15035 states and 19907 transitions. [2019-09-08 23:10:31,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2019-09-08 23:10:31,701 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:31,702 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:31,702 INFO L418 AbstractCegarLoop]: === Iteration 14 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:31,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:31,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1478769314, now seen corresponding path program 1 times [2019-09-08 23:10:31,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:31,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:31,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:31,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:31,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 647 trivial. 0 not checked. [2019-09-08 23:10:31,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:31,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:31,999 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:31,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:31,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:32,000 INFO L87 Difference]: Start difference. First operand 15035 states and 19907 transitions. Second operand 5 states. [2019-09-08 23:10:32,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:32,533 INFO L93 Difference]: Finished difference Result 15041 states and 19912 transitions. [2019-09-08 23:10:32,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:32,534 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 299 [2019-09-08 23:10:32,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:32,595 INFO L225 Difference]: With dead ends: 15041 [2019-09-08 23:10:32,595 INFO L226 Difference]: Without dead ends: 15037 [2019-09-08 23:10:32,605 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:32,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15037 states. [2019-09-08 23:10:33,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15037 to 15037. [2019-09-08 23:10:33,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15037 states. [2019-09-08 23:10:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15037 states to 15037 states and 19908 transitions. [2019-09-08 23:10:33,396 INFO L78 Accepts]: Start accepts. Automaton has 15037 states and 19908 transitions. Word has length 299 [2019-09-08 23:10:33,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:33,397 INFO L475 AbstractCegarLoop]: Abstraction has 15037 states and 19908 transitions. [2019-09-08 23:10:33,397 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:33,397 INFO L276 IsEmpty]: Start isEmpty. Operand 15037 states and 19908 transitions. [2019-09-08 23:10:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-09-08 23:10:33,415 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:33,416 INFO L399 BasicCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:33,416 INFO L418 AbstractCegarLoop]: === Iteration 15 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:33,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:33,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1661494775, now seen corresponding path program 1 times [2019-09-08 23:10:33,417 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:33,417 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:33,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:33,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:33,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:33,710 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2019-09-08 23:10:33,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:33,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:33,711 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:33,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:33,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:33,712 INFO L87 Difference]: Start difference. First operand 15037 states and 19908 transitions. Second operand 5 states. [2019-09-08 23:10:34,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:34,194 INFO L93 Difference]: Finished difference Result 15037 states and 19908 transitions. [2019-09-08 23:10:34,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:10:34,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 304 [2019-09-08 23:10:34,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:34,251 INFO L225 Difference]: With dead ends: 15037 [2019-09-08 23:10:34,251 INFO L226 Difference]: Without dead ends: 14905 [2019-09-08 23:10:34,262 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:34,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14905 states. [2019-09-08 23:10:35,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14905 to 14905. [2019-09-08 23:10:35,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14905 states. [2019-09-08 23:10:35,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14905 states to 14905 states and 19763 transitions. [2019-09-08 23:10:35,276 INFO L78 Accepts]: Start accepts. Automaton has 14905 states and 19763 transitions. Word has length 304 [2019-09-08 23:10:35,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:35,278 INFO L475 AbstractCegarLoop]: Abstraction has 14905 states and 19763 transitions. [2019-09-08 23:10:35,278 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:35,278 INFO L276 IsEmpty]: Start isEmpty. Operand 14905 states and 19763 transitions. [2019-09-08 23:10:35,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-09-08 23:10:35,292 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:35,292 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:35,293 INFO L418 AbstractCegarLoop]: === Iteration 16 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:35,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:35,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1167665544, now seen corresponding path program 1 times [2019-09-08 23:10:35,295 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:35,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:35,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:35,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:35,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:35,657 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:10:35,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:10:35,658 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:10:35,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:36,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 5377 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 23:10:36,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:10:36,908 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-09-08 23:10:36,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:36,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:10:36,935 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:10:36,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:10:36,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:36,936 INFO L87 Difference]: Start difference. First operand 14905 states and 19763 transitions. Second operand 3 states. [2019-09-08 23:10:37,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:37,650 INFO L93 Difference]: Finished difference Result 29803 states and 39550 transitions. [2019-09-08 23:10:37,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:10:37,651 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 307 [2019-09-08 23:10:37,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:37,760 INFO L225 Difference]: With dead ends: 29803 [2019-09-08 23:10:37,761 INFO L226 Difference]: Without dead ends: 14941 [2019-09-08 23:10:37,882 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:37,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14941 states. [2019-09-08 23:10:38,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14941 to 14923. [2019-09-08 23:10:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14923 states. [2019-09-08 23:10:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14923 states to 14923 states and 19787 transitions. [2019-09-08 23:10:39,333 INFO L78 Accepts]: Start accepts. Automaton has 14923 states and 19787 transitions. Word has length 307 [2019-09-08 23:10:39,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:39,334 INFO L475 AbstractCegarLoop]: Abstraction has 14923 states and 19787 transitions. [2019-09-08 23:10:39,334 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:39,334 INFO L276 IsEmpty]: Start isEmpty. Operand 14923 states and 19787 transitions. [2019-09-08 23:10:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-09-08 23:10:39,351 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:39,351 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:39,351 INFO L418 AbstractCegarLoop]: === Iteration 17 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:39,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:39,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1194731146, now seen corresponding path program 1 times [2019-09-08 23:10:39,352 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:39,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:39,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:39,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:39,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:39,609 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:10:39,610 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:10:39,610 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:10:39,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:40,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 5377 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:10:40,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:10:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-08 23:10:40,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:40,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:10:40,760 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:10:40,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:10:40,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:40,760 INFO L87 Difference]: Start difference. First operand 14923 states and 19787 transitions. Second operand 3 states. [2019-09-08 23:10:41,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:41,949 INFO L93 Difference]: Finished difference Result 42154 states and 56211 transitions. [2019-09-08 23:10:41,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:10:41,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 307 [2019-09-08 23:10:41,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:42,092 INFO L225 Difference]: With dead ends: 42154 [2019-09-08 23:10:42,092 INFO L226 Difference]: Without dead ends: 27274 [2019-09-08 23:10:42,172 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:10:42,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27274 states. [2019-09-08 23:10:44,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27274 to 27222. [2019-09-08 23:10:44,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27222 states. [2019-09-08 23:10:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27222 states to 27222 states and 36350 transitions. [2019-09-08 23:10:44,376 INFO L78 Accepts]: Start accepts. Automaton has 27222 states and 36350 transitions. Word has length 307 [2019-09-08 23:10:44,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:44,376 INFO L475 AbstractCegarLoop]: Abstraction has 27222 states and 36350 transitions. [2019-09-08 23:10:44,377 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:10:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 27222 states and 36350 transitions. [2019-09-08 23:10:44,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-09-08 23:10:44,397 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:44,397 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 11, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:44,398 INFO L418 AbstractCegarLoop]: === Iteration 18 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:44,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:44,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1790052368, now seen corresponding path program 1 times [2019-09-08 23:10:44,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:44,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:44,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:44,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:44,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:44,648 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:10:44,648 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:10:44,648 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:10:44,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:45,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 5507 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:10:45,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:10:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-09-08 23:10:45,785 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:10:45,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-09-08 23:10:45,786 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:45,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:45,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:45,787 INFO L87 Difference]: Start difference. First operand 27222 states and 36350 transitions. Second operand 5 states. [2019-09-08 23:11:20,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:11:20,640 INFO L93 Difference]: Finished difference Result 69740 states and 93450 transitions. [2019-09-08 23:11:20,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:11:20,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 337 [2019-09-08 23:11:20,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:11:20,859 INFO L225 Difference]: With dead ends: 69740 [2019-09-08 23:11:20,859 INFO L226 Difference]: Without dead ends: 42561 [2019-09-08 23:11:20,965 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:11:21,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42561 states. [2019-09-08 23:11:23,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42561 to 42365. [2019-09-08 23:11:23,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42365 states. [2019-09-08 23:11:23,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42365 states to 42365 states and 56774 transitions. [2019-09-08 23:11:23,392 INFO L78 Accepts]: Start accepts. Automaton has 42365 states and 56774 transitions. Word has length 337 [2019-09-08 23:11:23,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:11:23,392 INFO L475 AbstractCegarLoop]: Abstraction has 42365 states and 56774 transitions. [2019-09-08 23:11:23,392 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:11:23,393 INFO L276 IsEmpty]: Start isEmpty. Operand 42365 states and 56774 transitions. [2019-09-08 23:11:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2019-09-08 23:11:23,432 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:11:23,432 INFO L399 BasicCegarLoop]: trace histogram [29, 29, 18, 18, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:11:23,432 INFO L418 AbstractCegarLoop]: === Iteration 19 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:11:23,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:11:23,433 INFO L82 PathProgramCache]: Analyzing trace with hash -381578214, now seen corresponding path program 1 times [2019-09-08 23:11:23,433 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:11:23,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:11:23,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:23,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:11:23,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:11:23,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2089 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2084 trivial. 0 not checked. [2019-09-08 23:11:23,937 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:11:23,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:11:23,939 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:11:23,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:11:23,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:11:23,939 INFO L87 Difference]: Start difference. First operand 42365 states and 56774 transitions. Second operand 5 states. [2019-09-08 23:12:17,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:12:17,624 INFO L93 Difference]: Finished difference Result 86761 states and 116217 transitions. [2019-09-08 23:12:17,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:12:17,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 591 [2019-09-08 23:12:17,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:12:17,776 INFO L225 Difference]: With dead ends: 86761 [2019-09-08 23:12:17,776 INFO L226 Difference]: Without dead ends: 44356 [2019-09-08 23:12:17,872 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:12:17,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44356 states. [2019-09-08 23:12:19,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44356 to 44304. [2019-09-08 23:12:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44304 states. [2019-09-08 23:12:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44304 states to 44304 states and 59071 transitions. [2019-09-08 23:12:19,765 INFO L78 Accepts]: Start accepts. Automaton has 44304 states and 59071 transitions. Word has length 591 [2019-09-08 23:12:19,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:12:19,766 INFO L475 AbstractCegarLoop]: Abstraction has 44304 states and 59071 transitions. [2019-09-08 23:12:19,766 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:12:19,766 INFO L276 IsEmpty]: Start isEmpty. Operand 44304 states and 59071 transitions. [2019-09-08 23:12:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2019-09-08 23:12:20,231 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:12:20,232 INFO L399 BasicCegarLoop]: trace histogram [29, 29, 18, 18, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:12:20,232 INFO L418 AbstractCegarLoop]: === Iteration 20 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:12:20,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:12:20,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1094620869, now seen corresponding path program 1 times [2019-09-08 23:12:20,233 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:12:20,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:12:20,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:20,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:20,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2187 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2019-09-08 23:12:21,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:12:21,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:12:21,040 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:12:21,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:12:21,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:12:21,041 INFO L87 Difference]: Start difference. First operand 44304 states and 59071 transitions. Second operand 5 states. [2019-09-08 23:13:06,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:06,653 INFO L93 Difference]: Finished difference Result 99657 states and 132916 transitions. [2019-09-08 23:13:06,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:13:06,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 682 [2019-09-08 23:13:06,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:06,873 INFO L225 Difference]: With dead ends: 99657 [2019-09-08 23:13:06,874 INFO L226 Difference]: Without dead ends: 55460 [2019-09-08 23:13:06,970 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:13:07,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55460 states. [2019-09-08 23:13:09,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55460 to 55420. [2019-09-08 23:13:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55420 states. [2019-09-08 23:13:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55420 states to 55420 states and 73885 transitions. [2019-09-08 23:13:09,618 INFO L78 Accepts]: Start accepts. Automaton has 55420 states and 73885 transitions. Word has length 682 [2019-09-08 23:13:09,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:13:09,618 INFO L475 AbstractCegarLoop]: Abstraction has 55420 states and 73885 transitions. [2019-09-08 23:13:09,618 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:13:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 55420 states and 73885 transitions. [2019-09-08 23:13:09,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2019-09-08 23:13:09,662 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:13:09,663 INFO L399 BasicCegarLoop]: trace histogram [21, 21, 21, 14, 14, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:13:09,663 INFO L418 AbstractCegarLoop]: === Iteration 21 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:13:09,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:13:09,663 INFO L82 PathProgramCache]: Analyzing trace with hash 39547379, now seen corresponding path program 1 times [2019-09-08 23:13:09,664 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:13:09,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:13:09,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:09,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:09,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:10,049 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:13:10,050 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:13:10,050 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:13:10,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:11,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 7530 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:13:11,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:13:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1815 backedges. 524 proven. 6 refuted. 0 times theorem prover too weak. 1285 trivial. 0 not checked. [2019-09-08 23:13:11,686 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:13:11,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-09-08 23:13:11,688 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:13:11,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:13:11,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:13:11,689 INFO L87 Difference]: Start difference. First operand 55420 states and 73885 transitions. Second operand 5 states. [2019-09-08 23:13:52,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:52,230 INFO L93 Difference]: Finished difference Result 120477 states and 160586 transitions. [2019-09-08 23:13:52,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:13:52,230 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 796 [2019-09-08 23:13:52,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:52,474 INFO L225 Difference]: With dead ends: 120477 [2019-09-08 23:13:52,474 INFO L226 Difference]: Without dead ends: 65164 [2019-09-08 23:13:52,608 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 798 GetRequests, 793 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:13:52,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65164 states. [2019-09-08 23:13:58,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65164 to 65024. [2019-09-08 23:13:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65024 states. [2019-09-08 23:13:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65024 states to 65024 states and 86403 transitions. [2019-09-08 23:13:58,417 INFO L78 Accepts]: Start accepts. Automaton has 65024 states and 86403 transitions. Word has length 796 [2019-09-08 23:13:58,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:13:58,418 INFO L475 AbstractCegarLoop]: Abstraction has 65024 states and 86403 transitions. [2019-09-08 23:13:58,418 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:13:58,418 INFO L276 IsEmpty]: Start isEmpty. Operand 65024 states and 86403 transitions. [2019-09-08 23:13:58,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2019-09-08 23:13:58,488 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:13:58,489 INFO L399 BasicCegarLoop]: trace histogram [25, 25, 25, 14, 14, 13, 13, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:13:58,490 INFO L418 AbstractCegarLoop]: === Iteration 22 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:13:58,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:13:58,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1130987575, now seen corresponding path program 1 times [2019-09-08 23:13:58,491 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:13:58,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:13:58,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:58,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:58,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:58,899 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:13:58,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:13:58,900 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:13:58,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:00,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 7840 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:14:00,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:14:00,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2460 backedges. 1021 proven. 5 refuted. 0 times theorem prover too weak. 1434 trivial. 0 not checked. [2019-09-08 23:14:00,842 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:14:00,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-09-08 23:14:00,844 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:14:00,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:14:00,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:14:00,845 INFO L87 Difference]: Start difference. First operand 65024 states and 86403 transitions. Second operand 5 states. [2019-09-08 23:14:46,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:14:46,893 INFO L93 Difference]: Finished difference Result 142337 states and 189048 transitions. [2019-09-08 23:14:46,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 23:14:46,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 874 [2019-09-08 23:14:46,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:14:47,285 INFO L225 Difference]: With dead ends: 142337 [2019-09-08 23:14:47,285 INFO L226 Difference]: Without dead ends: 77420 [2019-09-08 23:14:47,750 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 877 GetRequests, 871 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:14:47,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77420 states. [2019-09-08 23:14:53,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77420 to 77356. [2019-09-08 23:14:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77356 states. [2019-09-08 23:14:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77356 states to 77356 states and 102511 transitions. [2019-09-08 23:14:54,079 INFO L78 Accepts]: Start accepts. Automaton has 77356 states and 102511 transitions. Word has length 874 [2019-09-08 23:14:54,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:14:54,080 INFO L475 AbstractCegarLoop]: Abstraction has 77356 states and 102511 transitions. [2019-09-08 23:14:54,080 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:14:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 77356 states and 102511 transitions. [2019-09-08 23:14:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2019-09-08 23:14:54,157 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:14:54,158 INFO L399 BasicCegarLoop]: trace histogram [26, 26, 26, 14, 14, 13, 13, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:14:54,158 INFO L418 AbstractCegarLoop]: === Iteration 23 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:14:54,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:14:54,159 INFO L82 PathProgramCache]: Analyzing trace with hash -811218366, now seen corresponding path program 1 times [2019-09-08 23:14:54,159 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:14:54,159 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:14:54,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:54,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:54,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:54,518 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:14:54,518 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:14:54,518 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:14:54,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:55,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 7858 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:14:55,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:14:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2578 backedges. 1107 proven. 5 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2019-09-08 23:14:56,527 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:14:56,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-09-08 23:14:56,528 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:14:56,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:14:56,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:14:56,529 INFO L87 Difference]: Start difference. First operand 77356 states and 102511 transitions. Second operand 5 states. [2019-09-08 23:15:41,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:15:41,075 INFO L93 Difference]: Finished difference Result 188362 states and 250236 transitions. [2019-09-08 23:15:41,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 23:15:41,075 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 888 [2019-09-08 23:15:41,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:15:44,668 INFO L225 Difference]: With dead ends: 188362 [2019-09-08 23:15:44,668 INFO L226 Difference]: Without dead ends: 111029 [2019-09-08 23:15:44,819 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 892 GetRequests, 886 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:15:44,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111029 states. [2019-09-08 23:15:49,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111029 to 110953. [2019-09-08 23:15:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110953 states. [2019-09-08 23:15:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110953 states to 110953 states and 147300 transitions. [2019-09-08 23:15:50,163 INFO L78 Accepts]: Start accepts. Automaton has 110953 states and 147300 transitions. Word has length 888 [2019-09-08 23:15:50,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:15:50,164 INFO L475 AbstractCegarLoop]: Abstraction has 110953 states and 147300 transitions. [2019-09-08 23:15:50,164 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:15:50,164 INFO L276 IsEmpty]: Start isEmpty. Operand 110953 states and 147300 transitions. [2019-09-08 23:15:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 917 [2019-09-08 23:15:50,236 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:15:50,237 INFO L399 BasicCegarLoop]: trace histogram [27, 27, 27, 14, 14, 14, 14, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:15:50,237 INFO L418 AbstractCegarLoop]: === Iteration 24 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:15:50,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:15:50,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1776480464, now seen corresponding path program 1 times [2019-09-08 23:15:50,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:15:50,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:15:50,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:50,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:15:50,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:15:50,619 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:15:50,620 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:15:50,620 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:15:50,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:15:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:15:51,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 7995 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:15:51,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:15:52,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2798 backedges. 1215 proven. 5 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2019-09-08 23:15:52,294 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:15:52,295 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-09-08 23:15:52,296 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:15:52,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:15:52,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:15:52,296 INFO L87 Difference]: Start difference. First operand 110953 states and 147300 transitions. Second operand 5 states. [2019-09-08 23:16:44,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:16:44,827 INFO L93 Difference]: Finished difference Result 233091 states and 309538 transitions. [2019-09-08 23:16:44,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 23:16:44,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 916 [2019-09-08 23:16:44,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:16:45,235 INFO L225 Difference]: With dead ends: 233091 [2019-09-08 23:16:45,235 INFO L226 Difference]: Without dead ends: 122245 [2019-09-08 23:16:45,432 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 919 GetRequests, 913 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:16:45,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122245 states. [2019-09-08 23:16:55,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122245 to 122217. [2019-09-08 23:16:55,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122217 states. [2019-09-08 23:16:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122217 states to 122217 states and 162245 transitions. [2019-09-08 23:16:56,053 INFO L78 Accepts]: Start accepts. Automaton has 122217 states and 162245 transitions. Word has length 916 [2019-09-08 23:16:56,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:16:56,054 INFO L475 AbstractCegarLoop]: Abstraction has 122217 states and 162245 transitions. [2019-09-08 23:16:56,054 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:16:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 122217 states and 162245 transitions. [2019-09-08 23:16:56,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 846 [2019-09-08 23:16:56,123 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:16:56,124 INFO L399 BasicCegarLoop]: trace histogram [25, 25, 25, 14, 14, 11, 11, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:16:56,124 INFO L418 AbstractCegarLoop]: === Iteration 25 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:16:56,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:16:56,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1753447320, now seen corresponding path program 1 times [2019-09-08 23:16:56,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:16:56,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:16:56,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:56,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:16:56,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:16:56,573 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:16:56,574 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:16:56,574 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:16:57,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:16:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:16:58,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 7688 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-08 23:16:58,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:16:58,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 948 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2019-09-08 23:16:58,976 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:16:58,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 23:16:58,978 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 23:16:58,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 23:16:58,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:16:58,979 INFO L87 Difference]: Start difference. First operand 122217 states and 162245 transitions. Second operand 7 states. [2019-09-08 23:17:06,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:17:06,716 INFO L93 Difference]: Finished difference Result 244495 states and 324796 transitions. [2019-09-08 23:17:06,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:17:06,716 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 845 [2019-09-08 23:17:06,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:17:07,581 INFO L225 Difference]: With dead ends: 244495 [2019-09-08 23:17:07,581 INFO L226 Difference]: Without dead ends: 122385 [2019-09-08 23:17:07,794 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 844 GetRequests, 839 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:17:07,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122385 states. [2019-09-08 23:17:13,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122385 to 122301. [2019-09-08 23:17:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122301 states. [2019-09-08 23:17:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122301 states to 122301 states and 162329 transitions. [2019-09-08 23:17:14,029 INFO L78 Accepts]: Start accepts. Automaton has 122301 states and 162329 transitions. Word has length 845 [2019-09-08 23:17:14,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:17:14,029 INFO L475 AbstractCegarLoop]: Abstraction has 122301 states and 162329 transitions. [2019-09-08 23:17:14,029 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 23:17:14,029 INFO L276 IsEmpty]: Start isEmpty. Operand 122301 states and 162329 transitions. [2019-09-08 23:17:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2019-09-08 23:17:14,103 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:17:14,104 INFO L399 BasicCegarLoop]: trace histogram [28, 28, 28, 15, 15, 14, 14, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:17:14,104 INFO L418 AbstractCegarLoop]: === Iteration 26 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:17:14,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:17:14,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1309346945, now seen corresponding path program 1 times [2019-09-08 23:17:14,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:17:14,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:17:14,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:14,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:17:14,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:17:18,099 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:17:18,099 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:17:18,099 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:17:18,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:17:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:17:19,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 8282 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 23:17:19,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:17:19,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 331 proven. 8 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2019-09-08 23:17:19,911 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:17:19,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-09-08 23:17:19,912 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 23:17:19,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 23:17:19,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:17:19,913 INFO L87 Difference]: Start difference. First operand 122301 states and 162329 transitions. Second operand 7 states. [2019-09-08 23:18:51,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:18:51,277 INFO L93 Difference]: Finished difference Result 278163 states and 369837 transitions. [2019-09-08 23:18:51,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 23:18:51,277 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 973 [2019-09-08 23:18:51,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:18:51,881 INFO L225 Difference]: With dead ends: 278163 [2019-09-08 23:18:51,881 INFO L226 Difference]: Without dead ends: 155969 [2019-09-08 23:18:52,146 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 978 GetRequests, 969 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-09-08 23:18:52,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155969 states. [2019-09-08 23:19:05,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155969 to 144837. [2019-09-08 23:19:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144837 states. [2019-09-08 23:19:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144837 states to 144837 states and 192193 transitions. [2019-09-08 23:19:06,187 INFO L78 Accepts]: Start accepts. Automaton has 144837 states and 192193 transitions. Word has length 973 [2019-09-08 23:19:06,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:19:06,188 INFO L475 AbstractCegarLoop]: Abstraction has 144837 states and 192193 transitions. [2019-09-08 23:19:06,188 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 23:19:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 144837 states and 192193 transitions. [2019-09-08 23:19:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2019-09-08 23:19:06,278 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:19:06,278 INFO L399 BasicCegarLoop]: trace histogram [28, 28, 28, 14, 14, 13, 13, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:19:06,279 INFO L418 AbstractCegarLoop]: === Iteration 27 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:19:06,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:19:06,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1039083257, now seen corresponding path program 1 times [2019-09-08 23:19:06,279 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:19:06,280 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:19:06,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:19:06,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:19:06,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:19:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:19:06,784 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:19:06,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:19:06,785 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:19:06,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:19:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:19:08,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 8114 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:19:08,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:19:08,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2836 backedges. 382 proven. 8 refuted. 0 times theorem prover too weak. 2446 trivial. 0 not checked. [2019-09-08 23:19:08,778 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:19:08,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-09-08 23:19:08,780 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:19:08,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:19:08,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:19:08,781 INFO L87 Difference]: Start difference. First operand 144837 states and 192193 transitions. Second operand 5 states. [2019-09-08 23:19:55,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:19:55,869 INFO L93 Difference]: Finished difference Result 289595 states and 384298 transitions. [2019-09-08 23:19:55,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:19:55,870 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 929 [2019-09-08 23:19:55,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:19:56,393 INFO L225 Difference]: With dead ends: 289595 [2019-09-08 23:19:56,393 INFO L226 Difference]: Without dead ends: 144865 [2019-09-08 23:19:56,658 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 934 GetRequests, 928 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:19:56,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144865 states. [2019-09-08 23:20:09,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144865 to 144837. [2019-09-08 23:20:10,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144837 states. [2019-09-08 23:20:10,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144837 states to 144837 states and 192088 transitions. [2019-09-08 23:20:10,541 INFO L78 Accepts]: Start accepts. Automaton has 144837 states and 192088 transitions. Word has length 929 [2019-09-08 23:20:10,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:20:10,542 INFO L475 AbstractCegarLoop]: Abstraction has 144837 states and 192088 transitions. [2019-09-08 23:20:10,542 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:20:10,542 INFO L276 IsEmpty]: Start isEmpty. Operand 144837 states and 192088 transitions. [2019-09-08 23:20:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 975 [2019-09-08 23:20:10,643 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:20:10,643 INFO L399 BasicCegarLoop]: trace histogram [28, 28, 28, 15, 15, 14, 14, 11, 11, 11, 11, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:20:10,644 INFO L418 AbstractCegarLoop]: === Iteration 28 === [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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:20:10,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:20:10,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1702779321, now seen corresponding path program 1 times [2019-09-08 23:20:10,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:20:10,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:20:10,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:20:10,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:20:10,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:20:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:20:11,053 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-09-08 23:20:11,053 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:20:11,053 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:20:11,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:20:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:20:12,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 8283 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 23:20:12,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:20:13,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 331 proven. 8 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2019-09-08 23:20:13,353 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:20:13,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-09-08 23:20:13,356 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 23:20:13,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 23:20:13,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 23:20:13,357 INFO L87 Difference]: Start difference. First operand 144837 states and 192088 transitions. Second operand 7 states. [2019-09-08 23:21:37,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:21:37,765 INFO L93 Difference]: Finished difference Result 323387 states and 429649 transitions. [2019-09-08 23:21:37,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 23:21:37,766 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 974 [2019-09-08 23:21:37,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:21:38,448 INFO L225 Difference]: With dead ends: 323387 [2019-09-08 23:21:38,448 INFO L226 Difference]: Without dead ends: 178657 [2019-09-08 23:21:38,727 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 980 GetRequests, 970 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2019-09-08 23:21:38,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178657 states. [2019-09-08 23:21:53,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178657 to 178581. [2019-09-08 23:21:53,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178581 states.