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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 00:04:30,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:04:30,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:04:30,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:04:30,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:04:30,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:04:30,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:04:30,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:04:30,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:04:30,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:04:30,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:04:30,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:04:30,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:04:30,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:04:30,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:04:30,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:04:30,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:04:30,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:04:30,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:04:30,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:04:30,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:04:30,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:04:30,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:04:30,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:04:30,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:04:30,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:04:30,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:04:30,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:04:30,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:04:30,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:04:30,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:04:30,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:04:30,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:04:30,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:04:30,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:04:30,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:04:30,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:04:30,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:04:30,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:04:30,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:04:30,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:04:30,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:04:30,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:04:30,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:04:30,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:04:30,526 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:04:30,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:04:30,527 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:04:30,527 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:04:30,528 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:04:30,528 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:04:30,528 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:04:30,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:04:30,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:04:30,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:04:30,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:04:30,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:04:30,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:04:30,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:04:30,530 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:04:30,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:04:30,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:04:30,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:04:30,531 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:04:30,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:04:30,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:04:30,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:04:30,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:04:30,532 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:04:30,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:04:30,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:04:30,533 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:04:30,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:04:30,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:04:30,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:04:30,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:04:30,584 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:04:30,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2019-10-03 00:04:30,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377b9d341/6823357e60bd4016a2323c8653cc7a05/FLAGe13c7110b [2019-10-03 00:04:31,689 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:04:31,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2019-10-03 00:04:31,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377b9d341/6823357e60bd4016a2323c8653cc7a05/FLAGe13c7110b [2019-10-03 00:04:32,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377b9d341/6823357e60bd4016a2323c8653cc7a05 [2019-10-03 00:04:32,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:04:32,149 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:04:32,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:04:32,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:04:32,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:04:32,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:04:32" (1/1) ... [2019-10-03 00:04:32,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da87ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:32, skipping insertion in model container [2019-10-03 00:04:32,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:04:32" (1/1) ... [2019-10-03 00:04:32,169 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:04:32,379 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:04:36,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:04:36,273 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:04:36,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:04:37,822 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:04:37,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37 WrapperNode [2019-10-03 00:04:37,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:04:37,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:04:37,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:04:37,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:04:37,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:37,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:37,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:37,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:38,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:38,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:38,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (1/1) ... [2019-10-03 00:04:38,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:04:38,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:04:38,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:04:38,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:04:38,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (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 [2019-10-03 00:04:38,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:04:38,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:04:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2019-10-03 00:04:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:04:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2019-10-03 00:04:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2019-10-03 00:04:38,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-03 00:04:38,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 00:04:38,347 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 00:04:38,347 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 00:04:38,347 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-03 00:04:38,348 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 00:04:38,348 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2019-10-03 00:04:38,349 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 00:04:38,349 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 00:04:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-03 00:04:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-03 00:04:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-10-03 00:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2019-10-03 00:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2019-10-03 00:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2019-10-03 00:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2019-10-03 00:04:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2019-10-03 00:04:38,352 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 00:04:38,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-03 00:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-03 00:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 00:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 00:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 00:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-03 00:04:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 00:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-03 00:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 00:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-03 00:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 00:04:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-10-03 00:04:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-03 00:04:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 00:04:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2019-10-03 00:04:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_probe [2019-10-03 00:04:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_detach [2019-10-03 00:04:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure get_prom [2019-10-03 00:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure try_io_port [2019-10-03 00:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_configcheck [2019-10-03 00:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_config [2019-10-03 00:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_release [2019-10-03 00:04:38,356 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_suspend [2019-10-03 00:04:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_resume [2019-10-03 00:04:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2019-10-03 00:04:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-03 00:04:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-03 00:04:38,357 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_open [2019-10-03 00:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_close [2019-10-03 00:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_reset_8390 [2019-10-03 00:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2019-10-03 00:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_watchdog [2019-10-03 00:04:38,358 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_ioctl [2019-10-03 00:04:38,359 INFO L138 BoogieDeclarations]: Found implementation of procedure get_8390_hdr [2019-10-03 00:04:38,359 INFO L138 BoogieDeclarations]: Found implementation of procedure block_input [2019-10-03 00:04:38,359 INFO L138 BoogieDeclarations]: Found implementation of procedure block_output [2019-10-03 00:04:38,359 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_cs_driver_init [2019-10-03 00:04:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_cs_driver_exit [2019-10-03 00:04:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_open [2019-10-03 00:04:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_close [2019-10-03 00:04:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_tx_timeout [2019-10-03 00:04:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_start_xmit [2019-10-03 00:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_interrupt [2019-10-03 00:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_err [2019-10-03 00:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2019-10-03 00:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2019-10-03 00:04:38,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_rx_overrun [2019-10-03 00:04:38,362 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2019-10-03 00:04:38,362 INFO L138 BoogieDeclarations]: Found implementation of procedure make_mc_bits [2019-10-03 00:04:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2019-10-03 00:04:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2019-10-03 00:04:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure AX88190_init [2019-10-03 00:04:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2019-10-03 00:04:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2019-10-03 00:04:38,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_axnet_cs_driver_init_14_9 [2019-10-03 00:04:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-03 00:04:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-03 00:04:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_probe_2_16 [2019-10-03 00:04:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_release_2_2 [2019-10-03 00:04:38,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_resume_2_5 [2019-10-03 00:04:38,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_suspend_2_7 [2019-10-03 00:04:38,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-03 00:04:38,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-10-03 00:04:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-10-03 00:04:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2019-10-03 00:04:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_1 [2019-10-03 00:04:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-03 00:04:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-03 00:04:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-03 00:04:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-03 00:04:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-03 00:04:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-03 00:04:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-03 00:04:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-03 00:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-10-03 00:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-03 00:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-03 00:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-03 00:04:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-03 00:04:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-03 00:04:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-03 00:04:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-03 00:04:38,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_register_driver [2019-10-03 00:04:38,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_unregister_driver [2019-10-03 00:04:38,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-03 00:04:38,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-10-03 00:04:38,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-03 00:04:38,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_pcmcia_driver_base_instance_2 [2019-10-03 00:04:38,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-03 00:04:38,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-03 00:04:38,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-03 00:04:38,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-03 00:04:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-03 00:04:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-03 00:04:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_10 [2019-10-03 00:04:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_19 [2019-10-03 00:04:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-03 00:04:38,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-10-03 00:04:38,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-03 00:04:38,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2019-10-03 00:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_4 [2019-10-03 00:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-10-03 00:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-10-03 00:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-03 00:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-10-03 00:04:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_60 [2019-10-03 00:04:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_61 [2019-10-03 00:04:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_62 [2019-10-03 00:04:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_63 [2019-10-03 00:04:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_64 [2019-10-03 00:04:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_65 [2019-10-03 00:04:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_66 [2019-10-03 00:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_register_driver_67 [2019-10-03 00:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pcmcia_unregister_driver_68 [2019-10-03 00:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_69 [2019-10-03 00:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_70 [2019-10-03 00:04:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_71 [2019-10-03 00:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_73 [2019-10-03 00:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_75 [2019-10-03 00:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_77 [2019-10-03 00:04:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_80 [2019-10-03 00:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_83 [2019-10-03 00:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_85 [2019-10-03 00:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-03 00:04:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-03 00:04:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-03 00:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-03 00:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-03 00:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-03 00:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-03 00:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:04:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:04:38,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:04:38,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:04:38,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-03 00:04:38,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:04:38,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-03 00:04:38,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-03 00:04:38,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-03 00:04:38,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-03 00:04:38,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-03 00:04:38,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-03 00:04:38,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-03 00:04:38,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:04:38,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:04:38,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:04:38,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-03 00:04:38,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-03 00:04:38,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-03 00:04:38,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-03 00:04:38,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-03 00:04:38,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-03 00:04:38,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-03 00:04:38,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-03 00:04:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-03 00:04:38,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-03 00:04:38,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-03 00:04:38,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-03 00:04:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_page_lock_of_ei_device [2019-10-03 00:04:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_page_lock_of_ei_device [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-03 00:04:38,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-03 00:04:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-03 00:04:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-03 00:04:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-03 00:04:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-03 00:04:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-03 00:04:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-03 00:04:38,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-03 00:04:38,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-03 00:04:38,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-03 00:04:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-03 00:04:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:04:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-03 00:04:38,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_disable_device [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_enable_device [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_loop_config [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_register_driver [2019-10-03 00:04:38,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_request_io [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_unregister_driver [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_write_config_byte [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-03 00:04:38,538 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:04:38,539 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:04:38,539 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:04:38,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:04:38,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:04:38,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:04:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:04:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-03 00:04:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-10-03 00:04:38,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_69 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_71 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_73 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_75 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_77 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_80 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_83 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_85 [2019-10-03 00:04:38,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_page_lock_of_ei_device [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_page_lock_of_ei_device [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:04:38,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-03 00:04:38,544 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_70 [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-03 00:04:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_66 [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2019-10-03 00:04:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 00:04:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 00:04:38,548 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_62 [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-03 00:04:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-03 00:04:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_63 [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_61 [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-03 00:04:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_60 [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-03 00:04:38,552 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_64 [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_65 [2019-10-03 00:04:38,553 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_register_driver [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_register_driver_67 [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_unregister_driver [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_unregister_driver_68 [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_config [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_write_config_byte [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_io [2019-10-03 00:04:38,554 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_enable_device [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_config [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_release [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_open [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_close [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_ioctl [2019-10-03 00:04:38,555 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_start_xmit [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_tx_timeout [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure ei_watchdog [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_reset_8390 [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-03 00:04:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure get_8390_hdr [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure block_input [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure block_output [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_detach [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure AX88190_init [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure ax_open [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure ax_close [2019-10-03 00:04:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure ax_interrupt [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_probe [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure get_prom [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure try_io_port [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_configcheck [2019-10-03 00:04:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_suspend [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_resume [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_cs_driver_init [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_cs_driver_exit [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_err [2019-10-03 00:04:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure ei_rx_overrun [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2019-10-03 00:04:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure make_mc_bits [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_axnet_cs_driver_init_14_9 [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_probe_2_16 [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_release_2_2 [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_resume_2_5 [2019-10-03 00:04:38,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_suspend_2_7 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_1 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_7_1 [2019-10-03 00:04:38,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-03 00:04:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-03 00:04:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_register_driver [2019-10-03 00:04:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pcmcia_unregister_driver [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_pcmcia_driver_base_instance_2 [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-03 00:04:38,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_10 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_19 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-03 00:04:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_4 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-10-03 00:04:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-03 00:04:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-03 00:04:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-03 00:04:38,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-03 00:04:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-03 00:04:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:04:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:04:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:04:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:04:38,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:04:38,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-03 00:04:38,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-03 00:04:38,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-03 00:04:38,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-03 00:04:38,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-03 00:04:38,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-03 00:04:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_page_lock_of_ei_device [2019-10-03 00:04:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_page_lock_of_ei_device [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_page_lock_of_ei_device [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_page_lock_of_ei_device [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_page_lock_of_ei_device [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_page_lock_of_ei_device [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-03 00:04:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-03 00:04:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-03 00:04:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:04:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:04:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:04:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:04:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:04:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:04:40,155 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:04:51,901 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-03 00:04:52,716 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:04:52,716 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 00:04:52,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:04:52 BoogieIcfgContainer [2019-10-03 00:04:52,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:04:52,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:04:52,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:04:52,724 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:04:52,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:04:32" (1/3) ... [2019-10-03 00:04:52,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f885ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:04:52, skipping insertion in model container [2019-10-03 00:04:52,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:04:37" (2/3) ... [2019-10-03 00:04:52,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f885ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:04:52, skipping insertion in model container [2019-10-03 00:04:52,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:04:52" (3/3) ... [2019-10-03 00:04:52,728 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2019-10-03 00:04:52,739 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:04:52,752 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-03 00:04:52,770 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-03 00:04:52,797 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:04:52,797 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:04:52,798 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:04:52,798 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:04:52,798 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:04:52,798 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:04:52,798 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:04:52,798 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:04:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states. [2019-10-03 00:04:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-03 00:04:52,873 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:04:52,874 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:04:52,877 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]=== [2019-10-03 00:04:52,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:04:52,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1919330233, now seen corresponding path program 1 times [2019-10-03 00:04:52,885 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:04:52,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:04:52,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:04:52,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:04:52,993 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:04:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:04:54,067 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-10-03 00:04:54,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:04:54,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:04:54,070 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:04:54,076 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:04:54,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:04:54,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:04:54,096 INFO L87 Difference]: Start difference. First operand 2275 states. Second operand 3 states. [2019-10-03 00:04:57,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:04:57,326 INFO L93 Difference]: Finished difference Result 3329 states and 4359 transitions. [2019-10-03 00:04:57,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:04:57,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2019-10-03 00:04:57,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:04:57,386 INFO L225 Difference]: With dead ends: 3329 [2019-10-03 00:04:57,387 INFO L226 Difference]: Without dead ends: 3314 [2019-10-03 00:04:57,389 INFO L640 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 [2019-10-03 00:04:57,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3314 states. [2019-10-03 00:04:57,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3314 to 3310. [2019-10-03 00:04:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3310 states. [2019-10-03 00:04:57,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 4331 transitions. [2019-10-03 00:04:57,702 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 4331 transitions. Word has length 113 [2019-10-03 00:04:57,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:04:57,703 INFO L475 AbstractCegarLoop]: Abstraction has 3310 states and 4331 transitions. [2019-10-03 00:04:57,703 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:04:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 4331 transitions. [2019-10-03 00:04:57,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-03 00:04:57,709 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:04:57,710 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:04:57,710 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]=== [2019-10-03 00:04:57,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:04:57,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1036789272, now seen corresponding path program 1 times [2019-10-03 00:04:57,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:04:57,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:04:57,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:04:57,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:04:57,727 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:04:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:04:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-10-03 00:04:58,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:04:58,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:04:58,091 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:04:58,096 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:04:58,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:04:58,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:04:58,097 INFO L87 Difference]: Start difference. First operand 3310 states and 4331 transitions. Second operand 3 states. [2019-10-03 00:05:00,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:00,853 INFO L93 Difference]: Finished difference Result 5933 states and 7773 transitions. [2019-10-03 00:05:00,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:00,854 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2019-10-03 00:05:00,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:00,903 INFO L225 Difference]: With dead ends: 5933 [2019-10-03 00:05:00,903 INFO L226 Difference]: Without dead ends: 5933 [2019-10-03 00:05:00,905 INFO L640 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 [2019-10-03 00:05:00,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5933 states. [2019-10-03 00:05:01,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5933 to 5886. [2019-10-03 00:05:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5886 states. [2019-10-03 00:05:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5886 states to 5886 states and 7710 transitions. [2019-10-03 00:05:01,188 INFO L78 Accepts]: Start accepts. Automaton has 5886 states and 7710 transitions. Word has length 125 [2019-10-03 00:05:01,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:01,191 INFO L475 AbstractCegarLoop]: Abstraction has 5886 states and 7710 transitions. [2019-10-03 00:05:01,191 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 5886 states and 7710 transitions. [2019-10-03 00:05:01,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-03 00:05:01,201 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:01,202 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 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] [2019-10-03 00:05:01,202 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]=== [2019-10-03 00:05:01,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:01,203 INFO L82 PathProgramCache]: Analyzing trace with hash 382915571, now seen corresponding path program 1 times [2019-10-03 00:05:01,203 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:01,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:01,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:01,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:01,223 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:01,668 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-10-03 00:05:01,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:01,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:01,670 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:01,672 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:01,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:01,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:01,673 INFO L87 Difference]: Start difference. First operand 5886 states and 7710 transitions. Second operand 3 states. [2019-10-03 00:05:04,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:04,558 INFO L93 Difference]: Finished difference Result 10307 states and 13491 transitions. [2019-10-03 00:05:04,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:04,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 132 [2019-10-03 00:05:04,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:05,559 INFO L225 Difference]: With dead ends: 10307 [2019-10-03 00:05:05,559 INFO L226 Difference]: Without dead ends: 10307 [2019-10-03 00:05:05,560 INFO L640 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 [2019-10-03 00:05:05,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10307 states. [2019-10-03 00:05:05,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10307 to 10250. [2019-10-03 00:05:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10250 states. [2019-10-03 00:05:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10250 states to 10250 states and 13410 transitions. [2019-10-03 00:05:06,011 INFO L78 Accepts]: Start accepts. Automaton has 10250 states and 13410 transitions. Word has length 132 [2019-10-03 00:05:06,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:06,012 INFO L475 AbstractCegarLoop]: Abstraction has 10250 states and 13410 transitions. [2019-10-03 00:05:06,012 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:06,012 INFO L276 IsEmpty]: Start isEmpty. Operand 10250 states and 13410 transitions. [2019-10-03 00:05:06,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-10-03 00:05:06,016 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:06,016 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 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] [2019-10-03 00:05:06,017 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]=== [2019-10-03 00:05:06,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:06,018 INFO L82 PathProgramCache]: Analyzing trace with hash -2044810175, now seen corresponding path program 1 times [2019-10-03 00:05:06,018 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:06,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:06,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:06,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:06,034 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2019-10-03 00:05:06,428 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:06,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:06,429 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:06,429 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:06,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:06,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:06,430 INFO L87 Difference]: Start difference. First operand 10250 states and 13410 transitions. Second operand 3 states. [2019-10-03 00:05:09,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:09,347 INFO L93 Difference]: Finished difference Result 7982 states and 10424 transitions. [2019-10-03 00:05:09,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:09,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2019-10-03 00:05:09,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:09,406 INFO L225 Difference]: With dead ends: 7982 [2019-10-03 00:05:09,406 INFO L226 Difference]: Without dead ends: 7982 [2019-10-03 00:05:09,407 INFO L640 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 [2019-10-03 00:05:09,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7982 states. [2019-10-03 00:05:09,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7982 to 7891. [2019-10-03 00:05:09,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7891 states. [2019-10-03 00:05:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7891 states to 7891 states and 10305 transitions. [2019-10-03 00:05:09,678 INFO L78 Accepts]: Start accepts. Automaton has 7891 states and 10305 transitions. Word has length 166 [2019-10-03 00:05:09,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:09,679 INFO L475 AbstractCegarLoop]: Abstraction has 7891 states and 10305 transitions. [2019-10-03 00:05:09,679 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 7891 states and 10305 transitions. [2019-10-03 00:05:09,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-10-03 00:05:09,683 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:09,683 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:09,683 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]=== [2019-10-03 00:05:09,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:09,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1648069856, now seen corresponding path program 1 times [2019-10-03 00:05:09,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:09,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:09,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:09,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:09,698 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-10-03 00:05:10,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:10,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:10,297 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:10,298 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:10,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:10,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:10,300 INFO L87 Difference]: Start difference. First operand 7891 states and 10305 transitions. Second operand 3 states. [2019-10-03 00:05:13,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:13,102 INFO L93 Difference]: Finished difference Result 14890 states and 19483 transitions. [2019-10-03 00:05:13,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:13,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2019-10-03 00:05:13,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:13,215 INFO L225 Difference]: With dead ends: 14890 [2019-10-03 00:05:13,215 INFO L226 Difference]: Without dead ends: 14890 [2019-10-03 00:05:13,216 INFO L640 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 [2019-10-03 00:05:13,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14890 states. [2019-10-03 00:05:13,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14890 to 14886. [2019-10-03 00:05:13,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14886 states. [2019-10-03 00:05:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14886 states to 14886 states and 19481 transitions. [2019-10-03 00:05:13,752 INFO L78 Accepts]: Start accepts. Automaton has 14886 states and 19481 transitions. Word has length 194 [2019-10-03 00:05:13,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:13,756 INFO L475 AbstractCegarLoop]: Abstraction has 14886 states and 19481 transitions. [2019-10-03 00:05:13,756 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 14886 states and 19481 transitions. [2019-10-03 00:05:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-10-03 00:05:13,760 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:13,761 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:13,761 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]=== [2019-10-03 00:05:13,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:13,761 INFO L82 PathProgramCache]: Analyzing trace with hash -723669406, now seen corresponding path program 1 times [2019-10-03 00:05:13,762 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:13,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:13,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:13,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:13,780 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:14,173 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2019-10-03 00:05:14,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:14,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:14,174 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:14,175 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:14,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:14,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:14,176 INFO L87 Difference]: Start difference. First operand 14886 states and 19481 transitions. Second operand 5 states. [2019-10-03 00:05:14,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:14,439 INFO L93 Difference]: Finished difference Result 14890 states and 19484 transitions. [2019-10-03 00:05:14,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:14,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 194 [2019-10-03 00:05:14,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:14,520 INFO L225 Difference]: With dead ends: 14890 [2019-10-03 00:05:14,520 INFO L226 Difference]: Without dead ends: 14890 [2019-10-03 00:05:14,521 INFO L640 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 [2019-10-03 00:05:14,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14890 states. [2019-10-03 00:05:14,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14890 to 14890. [2019-10-03 00:05:14,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14890 states. [2019-10-03 00:05:15,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14890 states to 14890 states and 19484 transitions. [2019-10-03 00:05:15,017 INFO L78 Accepts]: Start accepts. Automaton has 14890 states and 19484 transitions. Word has length 194 [2019-10-03 00:05:15,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:15,019 INFO L475 AbstractCegarLoop]: Abstraction has 14890 states and 19484 transitions. [2019-10-03 00:05:15,019 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:15,019 INFO L276 IsEmpty]: Start isEmpty. Operand 14890 states and 19484 transitions. [2019-10-03 00:05:15,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-10-03 00:05:15,023 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:15,023 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:15,024 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]=== [2019-10-03 00:05:15,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:15,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1164598793, now seen corresponding path program 1 times [2019-10-03 00:05:15,024 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:15,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:15,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:15,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:15,235 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:15,644 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2019-10-03 00:05:15,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:15,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:15,645 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:15,645 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:15,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:15,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:15,647 INFO L87 Difference]: Start difference. First operand 14890 states and 19484 transitions. Second operand 5 states. [2019-10-03 00:05:15,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:15,920 INFO L93 Difference]: Finished difference Result 14894 states and 19487 transitions. [2019-10-03 00:05:15,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:15,921 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 199 [2019-10-03 00:05:15,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:15,994 INFO L225 Difference]: With dead ends: 14894 [2019-10-03 00:05:15,994 INFO L226 Difference]: Without dead ends: 14894 [2019-10-03 00:05:15,995 INFO L640 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 [2019-10-03 00:05:16,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14894 states. [2019-10-03 00:05:16,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14894 to 14894. [2019-10-03 00:05:16,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14894 states. [2019-10-03 00:05:16,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14894 states to 14894 states and 19487 transitions. [2019-10-03 00:05:16,445 INFO L78 Accepts]: Start accepts. Automaton has 14894 states and 19487 transitions. Word has length 199 [2019-10-03 00:05:16,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:16,445 INFO L475 AbstractCegarLoop]: Abstraction has 14894 states and 19487 transitions. [2019-10-03 00:05:16,446 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 14894 states and 19487 transitions. [2019-10-03 00:05:16,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-10-03 00:05:16,450 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:16,451 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 3, 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] [2019-10-03 00:05:16,451 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]=== [2019-10-03 00:05:16,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:16,452 INFO L82 PathProgramCache]: Analyzing trace with hash 160003714, now seen corresponding path program 1 times [2019-10-03 00:05:16,452 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:16,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:16,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:16,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:16,469 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-10-03 00:05:16,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:16,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:16,852 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:16,853 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:16,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:16,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:16,854 INFO L87 Difference]: Start difference. First operand 14894 states and 19487 transitions. Second operand 5 states. [2019-10-03 00:05:17,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:17,059 INFO L93 Difference]: Finished difference Result 14898 states and 19490 transitions. [2019-10-03 00:05:17,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:17,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 204 [2019-10-03 00:05:17,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:17,132 INFO L225 Difference]: With dead ends: 14898 [2019-10-03 00:05:17,132 INFO L226 Difference]: Without dead ends: 14898 [2019-10-03 00:05:17,133 INFO L640 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 [2019-10-03 00:05:17,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14898 states. [2019-10-03 00:05:17,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14898 to 14898. [2019-10-03 00:05:17,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14898 states. [2019-10-03 00:05:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14898 states to 14898 states and 19490 transitions. [2019-10-03 00:05:17,696 INFO L78 Accepts]: Start accepts. Automaton has 14898 states and 19490 transitions. Word has length 204 [2019-10-03 00:05:17,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:17,696 INFO L475 AbstractCegarLoop]: Abstraction has 14898 states and 19490 transitions. [2019-10-03 00:05:17,697 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 14898 states and 19490 transitions. [2019-10-03 00:05:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-10-03 00:05:17,702 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:17,703 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2019-10-03 00:05:17,703 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]=== [2019-10-03 00:05:17,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:17,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1011820183, now seen corresponding path program 1 times [2019-10-03 00:05:17,704 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:17,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:17,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:17,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:17,718 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2019-10-03 00:05:18,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:18,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:18,113 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:18,114 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:18,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:18,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:18,115 INFO L87 Difference]: Start difference. First operand 14898 states and 19490 transitions. Second operand 5 states. [2019-10-03 00:05:18,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:18,322 INFO L93 Difference]: Finished difference Result 14902 states and 19493 transitions. [2019-10-03 00:05:18,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:18,323 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 209 [2019-10-03 00:05:18,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:18,400 INFO L225 Difference]: With dead ends: 14902 [2019-10-03 00:05:18,400 INFO L226 Difference]: Without dead ends: 14902 [2019-10-03 00:05:18,401 INFO L640 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 [2019-10-03 00:05:18,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14902 states. [2019-10-03 00:05:18,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14902 to 14902. [2019-10-03 00:05:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14902 states. [2019-10-03 00:05:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14902 states to 14902 states and 19493 transitions. [2019-10-03 00:05:18,841 INFO L78 Accepts]: Start accepts. Automaton has 14902 states and 19493 transitions. Word has length 209 [2019-10-03 00:05:18,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:18,843 INFO L475 AbstractCegarLoop]: Abstraction has 14902 states and 19493 transitions. [2019-10-03 00:05:18,843 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 14902 states and 19493 transitions. [2019-10-03 00:05:18,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-10-03 00:05:18,849 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:18,849 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:18,849 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]=== [2019-10-03 00:05:18,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:18,850 INFO L82 PathProgramCache]: Analyzing trace with hash 253970082, now seen corresponding path program 1 times [2019-10-03 00:05:18,850 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:18,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:18,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:18,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:18,865 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2019-10-03 00:05:19,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:19,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:19,241 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:19,242 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:19,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:19,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:19,243 INFO L87 Difference]: Start difference. First operand 14902 states and 19493 transitions. Second operand 5 states. [2019-10-03 00:05:19,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:19,459 INFO L93 Difference]: Finished difference Result 14906 states and 19496 transitions. [2019-10-03 00:05:19,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:19,459 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 214 [2019-10-03 00:05:19,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:19,543 INFO L225 Difference]: With dead ends: 14906 [2019-10-03 00:05:19,543 INFO L226 Difference]: Without dead ends: 14906 [2019-10-03 00:05:19,544 INFO L640 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 [2019-10-03 00:05:19,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14906 states. [2019-10-03 00:05:20,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14906 to 14906. [2019-10-03 00:05:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14906 states. [2019-10-03 00:05:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14906 states to 14906 states and 19496 transitions. [2019-10-03 00:05:20,221 INFO L78 Accepts]: Start accepts. Automaton has 14906 states and 19496 transitions. Word has length 214 [2019-10-03 00:05:20,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:20,222 INFO L475 AbstractCegarLoop]: Abstraction has 14906 states and 19496 transitions. [2019-10-03 00:05:20,222 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 14906 states and 19496 transitions. [2019-10-03 00:05:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-03 00:05:20,228 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:20,228 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 6, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:20,228 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]=== [2019-10-03 00:05:20,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:20,229 INFO L82 PathProgramCache]: Analyzing trace with hash 2089700553, now seen corresponding path program 1 times [2019-10-03 00:05:20,229 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:20,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:20,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:20,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:20,243 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:20,643 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2019-10-03 00:05:20,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:20,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:20,644 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:20,645 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:20,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:20,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:20,645 INFO L87 Difference]: Start difference. First operand 14906 states and 19496 transitions. Second operand 5 states. [2019-10-03 00:05:20,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:20,862 INFO L93 Difference]: Finished difference Result 14910 states and 19499 transitions. [2019-10-03 00:05:20,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:20,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2019-10-03 00:05:20,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:20,948 INFO L225 Difference]: With dead ends: 14910 [2019-10-03 00:05:20,948 INFO L226 Difference]: Without dead ends: 14910 [2019-10-03 00:05:20,950 INFO L640 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 [2019-10-03 00:05:20,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14910 states. [2019-10-03 00:05:21,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14910 to 14910. [2019-10-03 00:05:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14910 states. [2019-10-03 00:05:21,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14910 states to 14910 states and 19499 transitions. [2019-10-03 00:05:21,431 INFO L78 Accepts]: Start accepts. Automaton has 14910 states and 19499 transitions. Word has length 219 [2019-10-03 00:05:21,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:21,432 INFO L475 AbstractCegarLoop]: Abstraction has 14910 states and 19499 transitions. [2019-10-03 00:05:21,432 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 14910 states and 19499 transitions. [2019-10-03 00:05:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-10-03 00:05:21,441 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:21,442 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 7, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:21,442 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]=== [2019-10-03 00:05:21,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:21,443 INFO L82 PathProgramCache]: Analyzing trace with hash -738556382, now seen corresponding path program 1 times [2019-10-03 00:05:21,443 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:21,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:21,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:21,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:21,458 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2019-10-03 00:05:21,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:21,771 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:21,771 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:21,771 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:21,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:21,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:21,773 INFO L87 Difference]: Start difference. First operand 14910 states and 19499 transitions. Second operand 3 states. [2019-10-03 00:05:24,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:24,566 INFO L93 Difference]: Finished difference Result 21959 states and 28717 transitions. [2019-10-03 00:05:24,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:24,567 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2019-10-03 00:05:24,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:24,670 INFO L225 Difference]: With dead ends: 21959 [2019-10-03 00:05:24,670 INFO L226 Difference]: Without dead ends: 21959 [2019-10-03 00:05:24,671 INFO L640 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 [2019-10-03 00:05:24,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21959 states. [2019-10-03 00:05:25,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21959 to 21913. [2019-10-03 00:05:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21913 states. [2019-10-03 00:05:25,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21913 states to 21913 states and 28669 transitions. [2019-10-03 00:05:25,377 INFO L78 Accepts]: Start accepts. Automaton has 21913 states and 28669 transitions. Word has length 252 [2019-10-03 00:05:25,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:25,377 INFO L475 AbstractCegarLoop]: Abstraction has 21913 states and 28669 transitions. [2019-10-03 00:05:25,378 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:25,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21913 states and 28669 transitions. [2019-10-03 00:05:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-10-03 00:05:25,383 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:25,383 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 7, 6, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:25,384 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]=== [2019-10-03 00:05:25,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:25,384 INFO L82 PathProgramCache]: Analyzing trace with hash 968957634, now seen corresponding path program 1 times [2019-10-03 00:05:25,385 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:25,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:25,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:25,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:25,398 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2019-10-03 00:05:25,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:25,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:25,688 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:25,689 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:25,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:25,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:25,689 INFO L87 Difference]: Start difference. First operand 21913 states and 28669 transitions. Second operand 5 states. [2019-10-03 00:05:25,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:25,885 INFO L93 Difference]: Finished difference Result 21917 states and 28672 transitions. [2019-10-03 00:05:25,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:25,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 224 [2019-10-03 00:05:25,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:25,977 INFO L225 Difference]: With dead ends: 21917 [2019-10-03 00:05:25,978 INFO L226 Difference]: Without dead ends: 21917 [2019-10-03 00:05:25,978 INFO L640 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 [2019-10-03 00:05:25,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21917 states. [2019-10-03 00:05:26,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21917 to 21917. [2019-10-03 00:05:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21917 states. [2019-10-03 00:05:26,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21917 states to 21917 states and 28672 transitions. [2019-10-03 00:05:26,552 INFO L78 Accepts]: Start accepts. Automaton has 21917 states and 28672 transitions. Word has length 224 [2019-10-03 00:05:26,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:26,553 INFO L475 AbstractCegarLoop]: Abstraction has 21917 states and 28672 transitions. [2019-10-03 00:05:26,553 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 21917 states and 28672 transitions. [2019-10-03 00:05:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-10-03 00:05:26,565 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:26,565 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:26,566 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]=== [2019-10-03 00:05:26,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:26,566 INFO L82 PathProgramCache]: Analyzing trace with hash 967620649, now seen corresponding path program 1 times [2019-10-03 00:05:26,566 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:26,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:26,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:26,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:26,577 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2019-10-03 00:05:26,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:26,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:26,965 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:26,966 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:26,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:26,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:26,967 INFO L87 Difference]: Start difference. First operand 21917 states and 28672 transitions. Second operand 5 states. [2019-10-03 00:05:27,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:27,403 INFO L93 Difference]: Finished difference Result 21921 states and 28675 transitions. [2019-10-03 00:05:27,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:27,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 229 [2019-10-03 00:05:27,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:27,496 INFO L225 Difference]: With dead ends: 21921 [2019-10-03 00:05:27,497 INFO L226 Difference]: Without dead ends: 21921 [2019-10-03 00:05:27,498 INFO L640 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 [2019-10-03 00:05:27,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21921 states. [2019-10-03 00:05:27,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21921 to 21921. [2019-10-03 00:05:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21921 states. [2019-10-03 00:05:28,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21921 states to 21921 states and 28675 transitions. [2019-10-03 00:05:28,084 INFO L78 Accepts]: Start accepts. Automaton has 21921 states and 28675 transitions. Word has length 229 [2019-10-03 00:05:28,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:28,085 INFO L475 AbstractCegarLoop]: Abstraction has 21921 states and 28675 transitions. [2019-10-03 00:05:28,085 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21921 states and 28675 transitions. [2019-10-03 00:05:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-10-03 00:05:28,096 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:28,096 INFO L411 BasicCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:28,096 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]=== [2019-10-03 00:05:28,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:28,097 INFO L82 PathProgramCache]: Analyzing trace with hash 972619490, now seen corresponding path program 1 times [2019-10-03 00:05:28,097 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:28,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:28,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:28,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:28,110 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:28,437 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2019-10-03 00:05:28,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:28,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:28,437 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:28,438 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:28,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:28,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:28,439 INFO L87 Difference]: Start difference. First operand 21921 states and 28675 transitions. Second operand 5 states. [2019-10-03 00:05:28,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:28,677 INFO L93 Difference]: Finished difference Result 25445 states and 33045 transitions. [2019-10-03 00:05:28,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:28,677 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 234 [2019-10-03 00:05:28,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:28,792 INFO L225 Difference]: With dead ends: 25445 [2019-10-03 00:05:28,792 INFO L226 Difference]: Without dead ends: 25445 [2019-10-03 00:05:28,794 INFO L640 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 [2019-10-03 00:05:28,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25445 states. [2019-10-03 00:05:29,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25445 to 25420. [2019-10-03 00:05:29,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25420 states. [2019-10-03 00:05:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25420 states to 25420 states and 33022 transitions. [2019-10-03 00:05:29,451 INFO L78 Accepts]: Start accepts. Automaton has 25420 states and 33022 transitions. Word has length 234 [2019-10-03 00:05:29,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:29,452 INFO L475 AbstractCegarLoop]: Abstraction has 25420 states and 33022 transitions. [2019-10-03 00:05:29,452 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 25420 states and 33022 transitions. [2019-10-03 00:05:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-10-03 00:05:29,460 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:29,460 INFO L411 BasicCegarLoop]: trace histogram [10, 9, 9, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:29,461 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]=== [2019-10-03 00:05:29,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:29,461 INFO L82 PathProgramCache]: Analyzing trace with hash 943070089, now seen corresponding path program 1 times [2019-10-03 00:05:29,461 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:29,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:29,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:29,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:29,473 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2019-10-03 00:05:30,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:30,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:30,074 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:30,074 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:30,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:30,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:30,075 INFO L87 Difference]: Start difference. First operand 25420 states and 33022 transitions. Second operand 5 states. [2019-10-03 00:05:30,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:30,320 INFO L93 Difference]: Finished difference Result 25424 states and 33025 transitions. [2019-10-03 00:05:30,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:30,320 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 239 [2019-10-03 00:05:30,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:30,427 INFO L225 Difference]: With dead ends: 25424 [2019-10-03 00:05:30,427 INFO L226 Difference]: Without dead ends: 25424 [2019-10-03 00:05:30,428 INFO L640 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 [2019-10-03 00:05:30,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25424 states. [2019-10-03 00:05:30,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25424 to 25424. [2019-10-03 00:05:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25424 states. [2019-10-03 00:05:31,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25424 states to 25424 states and 33025 transitions. [2019-10-03 00:05:31,052 INFO L78 Accepts]: Start accepts. Automaton has 25424 states and 33025 transitions. Word has length 239 [2019-10-03 00:05:31,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:31,052 INFO L475 AbstractCegarLoop]: Abstraction has 25424 states and 33025 transitions. [2019-10-03 00:05:31,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 25424 states and 33025 transitions. [2019-10-03 00:05:31,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-10-03 00:05:31,058 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:31,058 INFO L411 BasicCegarLoop]: trace histogram [11, 10, 10, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:31,058 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]=== [2019-10-03 00:05:31,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:31,059 INFO L82 PathProgramCache]: Analyzing trace with hash 2095113986, now seen corresponding path program 1 times [2019-10-03 00:05:31,059 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:31,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:31,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:31,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:31,070 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-10-03 00:05:31,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:31,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:31,366 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:31,367 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:31,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:31,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:31,368 INFO L87 Difference]: Start difference. First operand 25424 states and 33025 transitions. Second operand 5 states. [2019-10-03 00:05:31,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:31,607 INFO L93 Difference]: Finished difference Result 25428 states and 33028 transitions. [2019-10-03 00:05:31,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:31,608 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 244 [2019-10-03 00:05:31,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:31,705 INFO L225 Difference]: With dead ends: 25428 [2019-10-03 00:05:31,705 INFO L226 Difference]: Without dead ends: 25426 [2019-10-03 00:05:31,705 INFO L640 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 [2019-10-03 00:05:31,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25426 states. [2019-10-03 00:05:32,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25426 to 25426. [2019-10-03 00:05:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25426 states. [2019-10-03 00:05:32,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25426 states to 25426 states and 33026 transitions. [2019-10-03 00:05:32,264 INFO L78 Accepts]: Start accepts. Automaton has 25426 states and 33026 transitions. Word has length 244 [2019-10-03 00:05:32,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:32,265 INFO L475 AbstractCegarLoop]: Abstraction has 25426 states and 33026 transitions. [2019-10-03 00:05:32,265 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:32,265 INFO L276 IsEmpty]: Start isEmpty. Operand 25426 states and 33026 transitions. [2019-10-03 00:05:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-10-03 00:05:32,273 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:32,273 INFO L411 BasicCegarLoop]: trace histogram [12, 11, 11, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:32,274 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]=== [2019-10-03 00:05:32,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:32,274 INFO L82 PathProgramCache]: Analyzing trace with hash -925600023, now seen corresponding path program 1 times [2019-10-03 00:05:32,274 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:32,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:32,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:32,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:32,289 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-10-03 00:05:32,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:32,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:05:32,911 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:32,912 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:05:32,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:05:32,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:05:32,913 INFO L87 Difference]: Start difference. First operand 25426 states and 33026 transitions. Second operand 5 states. [2019-10-03 00:05:33,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:33,161 INFO L93 Difference]: Finished difference Result 25424 states and 33024 transitions. [2019-10-03 00:05:33,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:05:33,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 249 [2019-10-03 00:05:33,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:33,278 INFO L225 Difference]: With dead ends: 25424 [2019-10-03 00:05:33,278 INFO L226 Difference]: Without dead ends: 25129 [2019-10-03 00:05:33,279 INFO L640 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 [2019-10-03 00:05:33,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25129 states. [2019-10-03 00:05:33,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25129 to 25129. [2019-10-03 00:05:33,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25129 states. [2019-10-03 00:05:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25129 states to 25129 states and 32628 transitions. [2019-10-03 00:05:34,092 INFO L78 Accepts]: Start accepts. Automaton has 25129 states and 32628 transitions. Word has length 249 [2019-10-03 00:05:34,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:34,093 INFO L475 AbstractCegarLoop]: Abstraction has 25129 states and 32628 transitions. [2019-10-03 00:05:34,093 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:05:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 25129 states and 32628 transitions. [2019-10-03 00:05:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-03 00:05:34,099 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:34,100 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:34,100 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]=== [2019-10-03 00:05:34,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:34,101 INFO L82 PathProgramCache]: Analyzing trace with hash 214960363, now seen corresponding path program 1 times [2019-10-03 00:05:34,101 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:34,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:34,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:34,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:34,115 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2019-10-03 00:05:34,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:34,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:34,458 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:34,459 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:34,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:34,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:34,459 INFO L87 Difference]: Start difference. First operand 25129 states and 32628 transitions. Second operand 3 states. [2019-10-03 00:05:37,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:37,179 INFO L93 Difference]: Finished difference Result 29959 states and 38794 transitions. [2019-10-03 00:05:37,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:37,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 261 [2019-10-03 00:05:37,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:37,271 INFO L225 Difference]: With dead ends: 29959 [2019-10-03 00:05:37,271 INFO L226 Difference]: Without dead ends: 29959 [2019-10-03 00:05:37,271 INFO L640 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 [2019-10-03 00:05:37,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29959 states. [2019-10-03 00:05:37,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29959 to 29753. [2019-10-03 00:05:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29753 states. [2019-10-03 00:05:37,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29753 states to 29753 states and 38513 transitions. [2019-10-03 00:05:37,906 INFO L78 Accepts]: Start accepts. Automaton has 29753 states and 38513 transitions. Word has length 261 [2019-10-03 00:05:37,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:37,910 INFO L475 AbstractCegarLoop]: Abstraction has 29753 states and 38513 transitions. [2019-10-03 00:05:37,910 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:37,910 INFO L276 IsEmpty]: Start isEmpty. Operand 29753 states and 38513 transitions. [2019-10-03 00:05:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-10-03 00:05:37,917 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:37,917 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 3, 3, 3, 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] [2019-10-03 00:05:37,918 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]=== [2019-10-03 00:05:37,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:37,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1401129894, now seen corresponding path program 1 times [2019-10-03 00:05:37,918 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:37,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:37,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:37,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:37,931 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:38,672 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2019-10-03 00:05:38,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:38,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:38,672 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:38,673 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:38,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:38,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:38,674 INFO L87 Difference]: Start difference. First operand 29753 states and 38513 transitions. Second operand 3 states. [2019-10-03 00:05:41,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:41,369 INFO L93 Difference]: Finished difference Result 34427 states and 44521 transitions. [2019-10-03 00:05:41,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:41,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 314 [2019-10-03 00:05:41,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:41,492 INFO L225 Difference]: With dead ends: 34427 [2019-10-03 00:05:41,492 INFO L226 Difference]: Without dead ends: 34324 [2019-10-03 00:05:41,493 INFO L640 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 [2019-10-03 00:05:41,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34324 states. [2019-10-03 00:05:42,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34324 to 34118. [2019-10-03 00:05:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34118 states. [2019-10-03 00:05:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34118 states to 34118 states and 44114 transitions. [2019-10-03 00:05:42,142 INFO L78 Accepts]: Start accepts. Automaton has 34118 states and 44114 transitions. Word has length 314 [2019-10-03 00:05:42,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:42,142 INFO L475 AbstractCegarLoop]: Abstraction has 34118 states and 44114 transitions. [2019-10-03 00:05:42,143 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 34118 states and 44114 transitions. [2019-10-03 00:05:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-10-03 00:05:42,150 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:42,150 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 3, 3, 3, 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] [2019-10-03 00:05:42,150 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]=== [2019-10-03 00:05:42,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:42,151 INFO L82 PathProgramCache]: Analyzing trace with hash 258627428, now seen corresponding path program 1 times [2019-10-03 00:05:42,151 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:42,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:42,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:42,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:42,163 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:42,538 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2019-10-03 00:05:42,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:42,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:42,539 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:42,539 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:42,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:42,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:42,540 INFO L87 Difference]: Start difference. First operand 34118 states and 44114 transitions. Second operand 3 states. [2019-10-03 00:05:45,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:45,341 INFO L93 Difference]: Finished difference Result 39257 states and 50666 transitions. [2019-10-03 00:05:45,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:45,341 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 314 [2019-10-03 00:05:45,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:45,455 INFO L225 Difference]: With dead ends: 39257 [2019-10-03 00:05:45,455 INFO L226 Difference]: Without dead ends: 39257 [2019-10-03 00:05:45,455 INFO L640 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 [2019-10-03 00:05:45,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39257 states. [2019-10-03 00:05:46,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39257 to 39003. [2019-10-03 00:05:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39003 states. [2019-10-03 00:05:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39003 states to 39003 states and 50313 transitions. [2019-10-03 00:05:47,874 INFO L78 Accepts]: Start accepts. Automaton has 39003 states and 50313 transitions. Word has length 314 [2019-10-03 00:05:47,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:47,875 INFO L475 AbstractCegarLoop]: Abstraction has 39003 states and 50313 transitions. [2019-10-03 00:05:47,875 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 39003 states and 50313 transitions. [2019-10-03 00:05:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2019-10-03 00:05:47,887 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:47,888 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 8, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:47,888 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]=== [2019-10-03 00:05:47,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:47,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1248978197, now seen corresponding path program 1 times [2019-10-03 00:05:47,889 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:47,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:47,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:47,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:47,901 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:48,396 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2019-10-03 00:05:48,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:48,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:48,396 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:48,397 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:48,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:48,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:48,398 INFO L87 Difference]: Start difference. First operand 39003 states and 50313 transitions. Second operand 3 states. [2019-10-03 00:05:51,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:51,129 INFO L93 Difference]: Finished difference Result 43689 states and 56376 transitions. [2019-10-03 00:05:51,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:51,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 410 [2019-10-03 00:05:51,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:51,259 INFO L225 Difference]: With dead ends: 43689 [2019-10-03 00:05:51,259 INFO L226 Difference]: Without dead ends: 43689 [2019-10-03 00:05:51,260 INFO L640 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 [2019-10-03 00:05:51,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43689 states. [2019-10-03 00:05:51,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43689 to 43483. [2019-10-03 00:05:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43483 states. [2019-10-03 00:05:51,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43483 states to 43483 states and 56095 transitions. [2019-10-03 00:05:51,989 INFO L78 Accepts]: Start accepts. Automaton has 43483 states and 56095 transitions. Word has length 410 [2019-10-03 00:05:51,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:51,989 INFO L475 AbstractCegarLoop]: Abstraction has 43483 states and 56095 transitions. [2019-10-03 00:05:51,990 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 43483 states and 56095 transitions. [2019-10-03 00:05:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2019-10-03 00:05:51,997 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:51,998 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 8, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:05:51,998 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]=== [2019-10-03 00:05:51,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:51,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1903486633, now seen corresponding path program 1 times [2019-10-03 00:05:51,999 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:52,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:52,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:52,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:52,010 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:52,393 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2019-10-03 00:05:52,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:05:52,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:05:52,393 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:52,394 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:05:52,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:05:52,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:05:52,395 INFO L87 Difference]: Start difference. First operand 43483 states and 56095 transitions. Second operand 3 states. [2019-10-03 00:05:55,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:55,065 INFO L93 Difference]: Finished difference Result 48313 states and 62273 transitions. [2019-10-03 00:05:55,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:05:55,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 410 [2019-10-03 00:05:55,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:55,718 INFO L225 Difference]: With dead ends: 48313 [2019-10-03 00:05:55,719 INFO L226 Difference]: Without dead ends: 48313 [2019-10-03 00:05:55,719 INFO L640 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 [2019-10-03 00:05:55,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48313 states. [2019-10-03 00:05:56,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48313 to 48107. [2019-10-03 00:05:56,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48107 states. [2019-10-03 00:05:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48107 states to 48107 states and 61992 transitions. [2019-10-03 00:05:56,468 INFO L78 Accepts]: Start accepts. Automaton has 48107 states and 61992 transitions. Word has length 410 [2019-10-03 00:05:56,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:56,469 INFO L475 AbstractCegarLoop]: Abstraction has 48107 states and 61992 transitions. [2019-10-03 00:05:56,469 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:05:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 48107 states and 61992 transitions. [2019-10-03 00:05:56,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2019-10-03 00:05:56,478 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:05:56,478 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 9, 9, 8, 8, 8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-03 00:05:56,479 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]=== [2019-10-03 00:05:56,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:56,480 INFO L82 PathProgramCache]: Analyzing trace with hash -109203302, now seen corresponding path program 1 times [2019-10-03 00:05:56,480 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:05:56,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:56,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:05:56,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:05:56,493 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:05:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:05:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 719 trivial. 0 not checked. [2019-10-03 00:05:57,098 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 00:05:57,098 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 00:05:57,100 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 452 with the following transitions: [2019-10-03 00:05:57,103 INFO L207 CegarAbsIntRunner]: [75], [112], [114], [117], [119], [122], [126], [162], [164], [166], [169], [181], [183], [186], [218], [219], [450], [452], [454], [455], [619], [622], [623], [797], [799], [801], [802], [871], [872], [881], [886], [889], [891], [896], [901], [906], [911], [916], [921], [926], [931], [934], [936], [939], [941], [944], [963], [1013], [1016], [1018], [1020], [1022], [1027], [1031], [1033], [1038], [1042], [1108], [1110], [1111], [1166], [1169], [1171], [1172], [1210], [1211], [1258], [1399], [1400], [1449], [1450], [1451], [1453], [1454], [1644], [1646], [1647], [1705], [1707], [1708], [1725], [1727], [1728], [1813], [1815], [1840], [1846], [1847], [1849], [1859], [1861], [1864], [1869], [1872], [1883], [1884], [1885], [1894], [1955], [1969], [1971], [1972], [2397], [2398], [2585], [2590], [2595], [2600], [2605], [2610], [2615], [2618], [2659], [2661], [2663], [2666], [2671], [2799], [2801], [2804], [2818], [2824], [2829], [2831], [2832], [3016], [3017], [3018], [3021], [3024], [3027], [3029], [3034], [3039], [3042], [3146], [3148], [3150], [3152], [3154], [3156], [3158], [3160], [3162], [3163], [3473], [3475], [3478], [3480], [3486], [3487], [3498], [3506], [3508], [3509], [3536], [3537], [3659], [3661], [3728], [3729], [3805], [3806], [3827], [3828], [3829], [3830], [3831], [3832], [3833], [3834], [3847], [3851], [3852], [3853], [3854], [3855], [3863], [3864], [3865], [3997], [3998], [3999], [4000], [4127], [4128], [4129], [4130], [4165], [4166], [4167], [4193], [4194], [4195], [4196], [4197], [4198], [4199], [4200], [4201], [4202], [4203], [4204], [4205], [4206], [4207], [4208], [4223], [4224], [4263], [4264], [4265], [4266], [4267], [4268], [4325], [4393], [4394], [4459], [4460], [4499], [4500], [4505], [4506], [4539], [4540], [4541], [4557], [4558], [4559], [4565], [4566], [4567], [4568], [4607], [4615], [4616], [4847], [4848], [4849], [4850], [4851], [4852], [4853], [4854], [4885], [4886], [4891], [4892], [4963], [4964], [4965], [4966], [4967], [4968], [4969], [4970], [4975], [4976], [5013], [5014], [5015], [5016], [5017], [5018], [5019], [5020], [5021], [5022], [5023], [5024], [5025], [5026], [5027], [5028], [5127], [5128], [5129], [5130], [5139], [5143], [5144], [5153], [5154], [5215], [5216], [5217], [5269], [5270], [5271] [2019-10-03 00:05:57,166 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 00:05:57,167 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 00:05:57,466 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 00:05:57,468 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 388 root evaluator evaluations with a maximum evaluation depth of 0. Performed 388 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 804 variables. [2019-10-03 00:05:57,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:05:57,474 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 00:05:57,632 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 00:05:57,633 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 00:05:57,650 INFO L420 sIntCurrentIteration]: We unified 450 AI predicates to 450 [2019-10-03 00:05:57,650 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 00:05:57,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 00:05:57,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-10-03 00:05:57,652 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:05:57,653 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 00:05:57,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 00:05:57,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:05:57,658 INFO L87 Difference]: Start difference. First operand 48107 states and 61992 transitions. Second operand 2 states. [2019-10-03 00:05:57,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:05:57,659 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 00:05:57,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 00:05:57,659 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 451 [2019-10-03 00:05:57,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:05:57,659 INFO L225 Difference]: With dead ends: 2 [2019-10-03 00:05:57,659 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 00:05:57,660 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 450 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:05:57,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 00:05:57,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 00:05:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 00:05:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 00:05:57,661 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 451 [2019-10-03 00:05:57,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:05:57,661 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 00:05:57,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 00:05:57,661 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 00:05:57,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 00:05:57,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:05:57 BoogieIcfgContainer [2019-10-03 00:05:57,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 00:05:57,670 INFO L168 Benchmark]: Toolchain (without parser) took 85520.25 ms. Allocated memory was 139.5 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 73.8 MB in the beginning and 705.0 MB in the end (delta: -631.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-10-03 00:05:57,671 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-03 00:05:57,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5673.02 ms. Allocated memory was 139.5 MB in the beginning and 280.0 MB in the end (delta: 140.5 MB). Free memory was 73.3 MB in the beginning and 121.7 MB in the end (delta: -48.3 MB). Peak memory consumption was 146.0 MB. Max. memory is 7.1 GB. [2019-10-03 00:05:57,673 INFO L168 Benchmark]: Boogie Preprocessor took 431.67 ms. Allocated memory is still 280.0 MB. Free memory was 121.7 MB in the beginning and 82.2 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. [2019-10-03 00:05:57,676 INFO L168 Benchmark]: RCFGBuilder took 14463.92 ms. Allocated memory was 280.0 MB in the beginning and 555.2 MB in the end (delta: 275.3 MB). Free memory was 82.2 MB in the beginning and 91.2 MB in the end (delta: -8.9 MB). Peak memory consumption was 329.2 MB. Max. memory is 7.1 GB. [2019-10-03 00:05:57,678 INFO L168 Benchmark]: TraceAbstraction took 64946.71 ms. Allocated memory was 555.2 MB in the beginning and 2.2 GB in the end (delta: 1.6 GB). Free memory was 91.2 MB in the beginning and 705.0 MB in the end (delta: -613.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-10-03 00:05:57,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5673.02 ms. Allocated memory was 139.5 MB in the beginning and 280.0 MB in the end (delta: 140.5 MB). Free memory was 73.3 MB in the beginning and 121.7 MB in the end (delta: -48.3 MB). Peak memory consumption was 146.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 431.67 ms. Allocated memory is still 280.0 MB. Free memory was 121.7 MB in the beginning and 82.2 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 14463.92 ms. Allocated memory was 280.0 MB in the beginning and 555.2 MB in the end (delta: 275.3 MB). Free memory was 82.2 MB in the beginning and 91.2 MB in the end (delta: -8.9 MB). Peak memory consumption was 329.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 64946.71 ms. Allocated memory was 555.2 MB in the beginning and 2.2 GB in the end (delta: 1.6 GB). Free memory was 91.2 MB in the beginning and 705.0 MB in the end (delta: -613.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 11677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11701]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11713]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11689]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 349 procedures, 2605 locations, 4 error locations. SAFE Result, 64.8s OverallTime, 24 OverallIterations, 12 TraceHistogramMax, 37.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 61832 SDtfs, 42226 SDslu, 78791 SDs, 0 SdLazy, 715 SolverSat, 121 SolverUnsat, 11 SolverUnknown, 0 SolverNotchecked, 27.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 591 GetRequests, 508 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48107occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 1.9577777777777778 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 14.6s AutomataMinimizationTime, 24 MinimizatonAttempts, 1352 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 5800 NumberOfCodeBlocks, 5800 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 5776 ConstructedInterpolants, 0 QuantifiedInterpolants, 1950070 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 23 PerfectInterpolantSequences, 8283/8292 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...