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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 17:13:13,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 17:13:13,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 17:13:13,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 17:13:13,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 17:13:13,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 17:13:13,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 17:13:13,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 17:13:13,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 17:13:13,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 17:13:13,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 17:13:13,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 17:13:13,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 17:13:13,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 17:13:13,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 17:13:13,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 17:13:13,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 17:13:13,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 17:13:13,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 17:13:13,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 17:13:13,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 17:13:13,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 17:13:13,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 17:13:13,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 17:13:13,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 17:13:13,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 17:13:13,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 17:13:13,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 17:13:13,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 17:13:13,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 17:13:13,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 17:13:13,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 17:13:13,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 17:13:13,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 17:13:13,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 17:13:13,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 17:13:13,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 17:13:13,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 17:13:13,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 17:13:13,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 17:13:13,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 17:13:13,094 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 [2019-09-10 17:13:13,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 17:13:13,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 17:13:13,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 17:13:13,119 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 17:13:13,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 17:13:13,120 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 17:13:13,120 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 17:13:13,120 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 17:13:13,120 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 17:13:13,121 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 17:13:13,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 17:13:13,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 17:13:13,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 17:13:13,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 17:13:13,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 17:13:13,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 17:13:13,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 17:13:13,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 17:13:13,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 17:13:13,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 17:13:13,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 17:13:13,123 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 17:13:13,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 17:13:13,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 17:13:13,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 17:13:13,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 17:13:13,124 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 17:13:13,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 17:13:13,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 17:13:13,125 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 17:13:13,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 17:13:13,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 17:13:13,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 17:13:13,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 17:13:13,177 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 17:13:13,178 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-09-10 17:13:13,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/236c001d8/2269bd6304d8416daeb55720f2a3d35a/FLAGfde2b1feb [2019-09-10 17:13:14,152 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 17:13:14,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-09-10 17:13:14,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/236c001d8/2269bd6304d8416daeb55720f2a3d35a/FLAGfde2b1feb [2019-09-10 17:13:14,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/236c001d8/2269bd6304d8416daeb55720f2a3d35a [2019-09-10 17:13:14,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 17:13:14,562 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 17:13:14,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 17:13:14,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 17:13:14,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 17:13:14,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 05:13:14" (1/1) ... [2019-09-10 17:13:14,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429e74a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:14, skipping insertion in model container [2019-09-10 17:13:14,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 05:13:14" (1/1) ... [2019-09-10 17:13:14,576 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 17:13:14,732 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 17:13:17,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 17:13:17,845 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 17:13:18,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 17:13:19,193 INFO L192 MainTranslator]: Completed translation [2019-09-10 17:13:19,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19 WrapperNode [2019-09-10 17:13:19,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 17:13:19,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 17:13:19,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 17:13:19,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 17:13:19,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... [2019-09-10 17:13:19,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 17:13:19,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 17:13:19,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 17:13:19,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 17:13:19,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 17:13:19,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 17:13:19,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 17:13:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-10 17:13:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-10 17:13:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-10 17:13:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-10 17:13:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-10 17:13:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 17:13:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 17:13:19,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-10 17:13:19,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-10 17:13:19,745 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 17:13:19,745 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 17:13:19,746 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-10 17:13:19,747 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-10 17:13:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-09-10 17:13:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-10 17:13:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-10 17:13:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-10 17:13:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 17:13:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 17:13:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-10 17:13:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-10 17:13:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-10 17:13:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-10 17:13:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-10 17:13:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-10 17:13:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-10 17:13:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-10 17:13:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-10 17:13:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-10 17:13:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-10 17:13:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-10 17:13:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-10 17:13:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-10 17:13:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-10 17:13:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-10 17:13:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-10 17:13:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-09-10 17:13:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-10 17:13:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-10 17:13:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-10 17:13:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-10 17:13:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-10 17:13:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_one [2019-09-10 17:13:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2019-09-10 17:13:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2019-09-10 17:13:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2019-09-10 17:13:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_start_xmit [2019-09-10 17:13:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2019-09-10 17:13:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2019-09-10 17:13:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2019-09-10 17:13:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_tx_pkt [2019-09-10 17:13:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2019-09-10 17:13:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_rx_packet [2019-09-10 17:13:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2019-09-10 17:13:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_drvinfo [2019-09-10 17:13:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_set_wol [2019-09-10 17:13:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_wol [2019-09-10 17:13:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_timer [2019-09-10 17:13:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_dynamic_reset [2019-09-10 17:13:19,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2019-09-10 17:13:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2019-09-10 17:13:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_descriptor_init [2019-09-10 17:13:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2019-09-10 17:13:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2019-09-10 17:13:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2019-09-10 17:13:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2019-09-10 17:13:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2019-09-10 17:13:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure read_srom_word [2019-09-10 17:13:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_sense_speed [2019-09-10 17:13:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_phyxcer [2019-09-10 17:13:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_process_mode [2019-09-10 17:13:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2019-09-10 17:13:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2019-09-10 17:13:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2019-09-10 17:13:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2019-09-10 17:13:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_parse_srom [2019-09-10 17:13:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9801 [2019-09-10 17:13:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9802 [2019-09-10 17:13:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_HPNA_remote_cmd_chk [2019-09-10 17:13:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_suspend [2019-09-10 17:13:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2019-09-10 17:13:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_module [2019-09-10 17:13:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_cleanup_module [2019-09-10 17:13:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2019-09-10 17:13:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_dmfe_init_module_14_9 [2019-09-10 17:13:19,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-10 17:13:19,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-09-10 17:13:19,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-10 17:13:19,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-09-10 17:13:19,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-09-10 17:13:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-09-10 17:13:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2019-09-10 17:13:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_1 [2019-09-10 17:13:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2019-09-10 17:13:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_7_1 [2019-09-10 17:13:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-09-10 17:13:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-09-10 17:13:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-09-10 17:13:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2019-09-10 17:13:19,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-10 17:13:19,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-10 17:13:19,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-10 17:13:19,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-10 17:13:19,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-10 17:13:19,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-10 17:13:19,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-10 17:13:19,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-10 17:13:19,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-10 17:13:19,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-10 17:13:19,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-09-10 17:13:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 17:13:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-10 17:13:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-10 17:13:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-10 17:13:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-10 17:13:19,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-10 17:13:19,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-10 17:13:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-10 17:13:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-10 17:13:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-10 17:13:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-10 17:13:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-10 17:13:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-10 17:13:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-10 17:13:19,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-10 17:13:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-10 17:13:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-10 17:13:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-10 17:13:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-09-10 17:13:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-10 17:13:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-10 17:13:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-10 17:13:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-10 17:13:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-10 17:13:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2019-09-10 17:13:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_4 [2019-09-10 17:13:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-09-10 17:13:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-09-10 17:13:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-10 17:13:19,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-09-10 17:13:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-09-10 17:13:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-09-10 17:13:19,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_62 [2019-09-10 17:13:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_63 [2019-09-10 17:13:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_64 [2019-09-10 17:13:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_65 [2019-09-10 17:13:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_66 [2019-09-10 17:13:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_67 [2019-09-10 17:13:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_68 [2019-09-10 17:13:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2019-09-10 17:13:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_71 [2019-09-10 17:13:19,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_72 [2019-09-10 17:13:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_73 [2019-09-10 17:13:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_77 [2019-09-10 17:13:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_81 [2019-09-10 17:13:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_85 [2019-09-10 17:13:19,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_86 [2019-09-10 17:13:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-10 17:13:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-10 17:13:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-10 17:13:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 17:13:19,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 17:13:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 17:13:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 17:13:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-10 17:13:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-10 17:13:19,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-10 17:13:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-10 17:13:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-10 17:13:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-10 17:13:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 17:13:19,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 17:13:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 17:13:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 17:13:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-10 17:13:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 17:13:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-10 17:13:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-10 17:13:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-10 17:13:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-10 17:13:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-10 17:13:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-10 17:13:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-10 17:13:19,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 17:13:19,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 17:13:19,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 17:13:19,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-10 17:13:19,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-10 17:13:19,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-10 17:13:19,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-10 17:13:19,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-10 17:13:19,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-10 17:13:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-10 17:13:19,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-10 17:13:19,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-10 17:13:19,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-10 17:13:19,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-10 17:13:19,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-10 17:13:19,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-10 17:13:19,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-10 17:13:19,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-10 17:13:19,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-10 17:13:19,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-10 17:13:19,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-10 17:13:19,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-10 17:13:19,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-10 17:13:19,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-10 17:13:19,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-10 17:13:19,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dma_spin_lock [2019-09-10 17:13:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dma_spin_lock [2019-09-10 17:13:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_dma_spin_lock [2019-09-10 17:13:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-09-10 17:13:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_dma_spin_lock [2019-09-10 17:13:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_dma_spin_lock [2019-09-10 17:13:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_dma_spin_lock [2019-09-10 17:13:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-09-10 17:13:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-10 17:13:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-10 17:13:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-10 17:13:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-10 17:13:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-10 17:13:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-10 17:13:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-10 17:13:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-10 17:13:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-10 17:13:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-10 17:13:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-10 17:13:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-10 17:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-10 17:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-10 17:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-10 17:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-10 17:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2019-09-10 17:13:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_dmfe_board_info [2019-09-10 17:13:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_dmfe_board_info [2019-09-10 17:13:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_dmfe_board_info [2019-09-10 17:13:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_dmfe_board_info [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_dmfe_board_info [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_dmfe_board_info [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_dmfe_board_info [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-10 17:13:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-10 17:13:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-10 17:13:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-10 17:13:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-10 17:13:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-10 17:13:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-10 17:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-10 17:13:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 17:13:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-10 17:13:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-09-10 17:13:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-10 17:13:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 17:13:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-10 17:13:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-10 17:13:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-10 17:13:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-10 17:13:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 17:13:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-10 17:13:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-10 17:13:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-10 17:13:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-10 17:13:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-10 17:13:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 17:13:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 17:13:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 17:13:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 17:13:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 17:13:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 17:13:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 17:13:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-10 17:13:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-10 17:13:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-10 17:13:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 17:13:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-10 17:13:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-10 17:13:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_68 [2019-09-10 17:13:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_73 [2019-09-10 17:13:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_77 [2019-09-10 17:13:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_81 [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_dmfe_board_info [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-10 17:13:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-10 17:13:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_71 [2019-09-10 17:13:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-10 17:13:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-10 17:13:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-10 17:13:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-10 17:13:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 17:13:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_64 [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_66 [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-10 17:13:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-10 17:13:19,857 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-10 17:13:19,857 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-10 17:13:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-10 17:13:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-10 17:13:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-10 17:13:19,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_63 [2019-09-10 17:13:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_65 [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-10 17:13:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-10 17:13:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_85 [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_86 [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-10 17:13:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_67 [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-10 17:13:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_72 [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_62 [2019-09-10 17:13:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_start_xmit [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure read_srom_word [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2019-09-10 17:13:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_descriptor_init [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2019-09-10 17:13:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_sense_speed [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_process_mode [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_timer [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_rx_packet [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_tx_pkt [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_dynamic_reset [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2019-09-10 17:13:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_parse_srom [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9801 [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9802 [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_HPNA_remote_cmd_chk [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_phyxcer [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_one [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 17:13:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_drvinfo [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_set_wol [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_wol [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_suspend [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_module [2019-09-10 17:13:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_cleanup_module [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_dmfe_init_module_14_9 [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-09-10 17:13:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_14_14_4 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_1 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_7_1 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-09-10 17:13:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_14_14_5 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-09-10 17:13:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-09-10 17:13:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-10 17:13:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-10 17:13:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-10 17:13:19,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_4 [2019-09-10 17:13:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-10 17:13:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 17:13:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-10 17:13:19,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 17:13:19,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-10 17:13:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-10 17:13:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-10 17:13:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dma_spin_lock [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dma_spin_lock [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_dma_spin_lock [2019-09-10 17:13:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_dma_spin_lock [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_dma_spin_lock [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_dma_spin_lock [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_dma_spin_lock [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_dma_spin_lock [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-10 17:13:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-10 17:13:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_dmfe_board_info [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_dmfe_board_info [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_dmfe_board_info [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_dmfe_board_info [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_dmfe_board_info [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_dmfe_board_info [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-10 17:13:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-10 17:13:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-10 17:13:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-10 17:13:19,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 17:13:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 17:13:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 17:13:23,134 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-10 17:13:23,525 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 17:13:27,789 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 17:13:27,790 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 17:13:27,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 05:13:27 BoogieIcfgContainer [2019-09-10 17:13:27,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 17:13:27,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 17:13:27,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 17:13:27,797 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 17:13:27,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 05:13:14" (1/3) ... [2019-09-10 17:13:27,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428104f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 05:13:27, skipping insertion in model container [2019-09-10 17:13:27,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 05:13:19" (2/3) ... [2019-09-10 17:13:27,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428104f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 05:13:27, skipping insertion in model container [2019-09-10 17:13:27,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 05:13:27" (3/3) ... [2019-09-10 17:13:27,802 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2019-09-10 17:13:27,812 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 17:13:27,829 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-10 17:13:27,846 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-10 17:13:27,878 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 17:13:27,878 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 17:13:27,878 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 17:13:27,878 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 17:13:27,878 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 17:13:27,878 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 17:13:27,879 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 17:13:27,879 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 17:13:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states. [2019-09-10 17:13:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-09-10 17:13:27,967 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:27,968 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:13:27,970 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:27,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:27,974 INFO L82 PathProgramCache]: Analyzing trace with hash -473162759, now seen corresponding path program 1 times [2019-09-10 17:13:27,976 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:28,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:28,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:28,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:28,053 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:28,825 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-10 17:13:28,827 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:28,827 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 17:13:28,827 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:28,832 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 17:13:28,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 17:13:28,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:28,849 INFO L87 Difference]: Start difference. First operand 2815 states. Second operand 3 states. [2019-09-10 17:13:29,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:13:29,328 INFO L93 Difference]: Finished difference Result 4463 states and 5796 transitions. [2019-09-10 17:13:29,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:13:29,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2019-09-10 17:13:29,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:13:29,380 INFO L225 Difference]: With dead ends: 4463 [2019-09-10 17:13:29,380 INFO L226 Difference]: Without dead ends: 4446 [2019-09-10 17:13:29,382 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:29,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4446 states. [2019-09-10 17:13:29,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4446 to 4423. [2019-09-10 17:13:29,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4423 states. [2019-09-10 17:13:29,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 4423 states and 5736 transitions. [2019-09-10 17:13:29,628 INFO L78 Accepts]: Start accepts. Automaton has 4423 states and 5736 transitions. Word has length 122 [2019-09-10 17:13:29,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:13:29,629 INFO L475 AbstractCegarLoop]: Abstraction has 4423 states and 5736 transitions. [2019-09-10 17:13:29,629 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 17:13:29,629 INFO L276 IsEmpty]: Start isEmpty. Operand 4423 states and 5736 transitions. [2019-09-10 17:13:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-09-10 17:13:29,635 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:29,635 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:13:29,636 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:29,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:29,636 INFO L82 PathProgramCache]: Analyzing trace with hash 2002009266, now seen corresponding path program 1 times [2019-09-10 17:13:29,636 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:29,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:29,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:29,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:29,641 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:29,900 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-10 17:13:29,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:29,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 17:13:29,901 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:29,902 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 17:13:29,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 17:13:29,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:29,903 INFO L87 Difference]: Start difference. First operand 4423 states and 5736 transitions. Second operand 3 states. [2019-09-10 17:13:30,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:13:30,202 INFO L93 Difference]: Finished difference Result 8649 states and 11292 transitions. [2019-09-10 17:13:30,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:13:30,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2019-09-10 17:13:30,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:13:30,275 INFO L225 Difference]: With dead ends: 8649 [2019-09-10 17:13:30,276 INFO L226 Difference]: Without dead ends: 8649 [2019-09-10 17:13:30,278 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:30,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8649 states. [2019-09-10 17:13:30,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8649 to 8607. [2019-09-10 17:13:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8607 states. [2019-09-10 17:13:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8607 states to 8607 states and 11233 transitions. [2019-09-10 17:13:30,865 INFO L78 Accepts]: Start accepts. Automaton has 8607 states and 11233 transitions. Word has length 130 [2019-09-10 17:13:30,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:13:30,866 INFO L475 AbstractCegarLoop]: Abstraction has 8607 states and 11233 transitions. [2019-09-10 17:13:30,866 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 17:13:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 8607 states and 11233 transitions. [2019-09-10 17:13:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-09-10 17:13:30,874 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:30,874 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:13:30,875 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:30,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:30,875 INFO L82 PathProgramCache]: Analyzing trace with hash -599420119, now seen corresponding path program 1 times [2019-09-10 17:13:30,875 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:30,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:30,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:30,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:30,886 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-10 17:13:31,169 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:31,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 17:13:31,170 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:31,170 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 17:13:31,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 17:13:31,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:31,171 INFO L87 Difference]: Start difference. First operand 8607 states and 11233 transitions. Second operand 3 states. [2019-09-10 17:13:32,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:13:32,825 INFO L93 Difference]: Finished difference Result 16005 states and 20840 transitions. [2019-09-10 17:13:32,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:13:32,826 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2019-09-10 17:13:32,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:13:32,945 INFO L225 Difference]: With dead ends: 16005 [2019-09-10 17:13:32,945 INFO L226 Difference]: Without dead ends: 16005 [2019-09-10 17:13:32,946 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:32,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16005 states. [2019-09-10 17:13:33,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16005 to 15947. [2019-09-10 17:13:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15947 states. [2019-09-10 17:13:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15947 states to 15947 states and 20757 transitions. [2019-09-10 17:13:33,548 INFO L78 Accepts]: Start accepts. Automaton has 15947 states and 20757 transitions. Word has length 135 [2019-09-10 17:13:33,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:13:33,549 INFO L475 AbstractCegarLoop]: Abstraction has 15947 states and 20757 transitions. [2019-09-10 17:13:33,549 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 17:13:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 15947 states and 20757 transitions. [2019-09-10 17:13:33,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-09-10 17:13:33,552 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:33,552 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:13:33,553 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:33,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:33,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1848619615, now seen corresponding path program 1 times [2019-09-10 17:13:33,553 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:33,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:33,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:33,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:33,557 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:33,768 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-10 17:13:33,768 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:33,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 17:13:33,769 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:33,769 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 17:13:33,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 17:13:33,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:33,775 INFO L87 Difference]: Start difference. First operand 15947 states and 20757 transitions. Second operand 3 states. [2019-09-10 17:13:36,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:13:36,605 INFO L93 Difference]: Finished difference Result 30331 states and 39592 transitions. [2019-09-10 17:13:36,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:13:36,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2019-09-10 17:13:36,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:13:36,756 INFO L225 Difference]: With dead ends: 30331 [2019-09-10 17:13:36,757 INFO L226 Difference]: Without dead ends: 30331 [2019-09-10 17:13:36,757 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:36,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30331 states. [2019-09-10 17:13:37,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30331 to 30265. [2019-09-10 17:13:37,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30265 states. [2019-09-10 17:13:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30265 states to 30265 states and 39497 transitions. [2019-09-10 17:13:37,744 INFO L78 Accepts]: Start accepts. Automaton has 30265 states and 39497 transitions. Word has length 136 [2019-09-10 17:13:37,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:13:37,745 INFO L475 AbstractCegarLoop]: Abstraction has 30265 states and 39497 transitions. [2019-09-10 17:13:37,745 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 17:13:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 30265 states and 39497 transitions. [2019-09-10 17:13:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-09-10 17:13:37,747 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:37,748 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:13:37,748 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:37,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:37,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1107341850, now seen corresponding path program 1 times [2019-09-10 17:13:37,749 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:37,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:37,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:37,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:37,753 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2019-09-10 17:13:38,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:38,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 17:13:38,030 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:38,031 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 17:13:38,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 17:13:38,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-10 17:13:38,032 INFO L87 Difference]: Start difference. First operand 30265 states and 39497 transitions. Second operand 6 states. [2019-09-10 17:13:46,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:13:46,048 INFO L93 Difference]: Finished difference Result 60635 states and 79459 transitions. [2019-09-10 17:13:46,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 17:13:46,051 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2019-09-10 17:13:46,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:13:46,320 INFO L225 Difference]: With dead ends: 60635 [2019-09-10 17:13:46,321 INFO L226 Difference]: Without dead ends: 60635 [2019-09-10 17:13:46,321 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-10 17:13:46,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60635 states. [2019-09-10 17:13:47,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60635 to 60427. [2019-09-10 17:13:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60427 states. [2019-09-10 17:13:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60427 states to 60427 states and 79153 transitions. [2019-09-10 17:13:48,032 INFO L78 Accepts]: Start accepts. Automaton has 60427 states and 79153 transitions. Word has length 135 [2019-09-10 17:13:48,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:13:48,033 INFO L475 AbstractCegarLoop]: Abstraction has 60427 states and 79153 transitions. [2019-09-10 17:13:48,033 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 17:13:48,033 INFO L276 IsEmpty]: Start isEmpty. Operand 60427 states and 79153 transitions. [2019-09-10 17:13:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-10 17:13:48,035 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:48,036 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-10 17:13:48,036 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:48,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:48,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1299195887, now seen corresponding path program 1 times [2019-09-10 17:13:48,037 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:48,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:48,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:48,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:48,047 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2019-09-10 17:13:48,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:48,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 17:13:48,269 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:48,269 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 17:13:48,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 17:13:48,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:48,270 INFO L87 Difference]: Start difference. First operand 60427 states and 79153 transitions. Second operand 3 states. [2019-09-10 17:13:49,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:13:49,029 INFO L93 Difference]: Finished difference Result 89599 states and 117220 transitions. [2019-09-10 17:13:49,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:13:49,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-09-10 17:13:49,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:13:49,413 INFO L225 Difference]: With dead ends: 89599 [2019-09-10 17:13:49,413 INFO L226 Difference]: Without dead ends: 89599 [2019-09-10 17:13:49,414 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:13:49,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89599 states. [2019-09-10 17:13:53,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89599 to 89576. [2019-09-10 17:13:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89576 states. [2019-09-10 17:13:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89576 states to 89576 states and 117188 transitions. [2019-09-10 17:13:53,594 INFO L78 Accepts]: Start accepts. Automaton has 89576 states and 117188 transitions. Word has length 150 [2019-09-10 17:13:53,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:13:53,595 INFO L475 AbstractCegarLoop]: Abstraction has 89576 states and 117188 transitions. [2019-09-10 17:13:53,595 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 17:13:53,596 INFO L276 IsEmpty]: Start isEmpty. Operand 89576 states and 117188 transitions. [2019-09-10 17:13:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-09-10 17:13:53,601 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:13:53,601 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:13:53,602 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:13:53,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:13:53,602 INFO L82 PathProgramCache]: Analyzing trace with hash -2006915798, now seen corresponding path program 1 times [2019-09-10 17:13:53,603 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:13:53,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:53,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:13:53,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:13:53,610 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:13:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:13:53,886 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2019-09-10 17:13:53,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:13:53,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:13:53,886 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:13:53,887 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:13:53,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:13:53,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:13:53,888 INFO L87 Difference]: Start difference. First operand 89576 states and 117188 transitions. Second operand 5 states. [2019-09-10 17:14:11,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:14:11,128 INFO L93 Difference]: Finished difference Result 118505 states and 154961 transitions. [2019-09-10 17:14:11,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 17:14:11,128 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 177 [2019-09-10 17:14:11,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:14:11,635 INFO L225 Difference]: With dead ends: 118505 [2019-09-10 17:14:11,635 INFO L226 Difference]: Without dead ends: 118505 [2019-09-10 17:14:11,636 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:14:11,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118505 states. [2019-09-10 17:14:14,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118505 to 118469. [2019-09-10 17:14:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118469 states. [2019-09-10 17:14:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118469 states to 118469 states and 154879 transitions. [2019-09-10 17:14:14,324 INFO L78 Accepts]: Start accepts. Automaton has 118469 states and 154879 transitions. Word has length 177 [2019-09-10 17:14:14,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:14:14,324 INFO L475 AbstractCegarLoop]: Abstraction has 118469 states and 154879 transitions. [2019-09-10 17:14:14,324 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:14:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 118469 states and 154879 transitions. [2019-09-10 17:14:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-09-10 17:14:14,327 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:14:14,327 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:14:14,328 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:14:14,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:14:14,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1474056772, now seen corresponding path program 1 times [2019-09-10 17:14:14,328 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:14:14,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:14:14,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:14:14,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:14:14,332 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:14:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:14:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2019-09-10 17:14:14,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:14:14,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:14:14,530 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:14:14,531 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:14:14,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:14:14,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:14:14,532 INFO L87 Difference]: Start difference. First operand 118469 states and 154879 transitions. Second operand 5 states. [2019-09-10 17:14:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:14:30,883 INFO L93 Difference]: Finished difference Result 147406 states and 192660 transitions. [2019-09-10 17:14:30,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 17:14:30,883 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 178 [2019-09-10 17:14:30,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:14:31,276 INFO L225 Difference]: With dead ends: 147406 [2019-09-10 17:14:31,276 INFO L226 Difference]: Without dead ends: 147406 [2019-09-10 17:14:31,277 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:14:31,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147406 states. [2019-09-10 17:14:33,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147406 to 147370. [2019-09-10 17:14:33,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147370 states. [2019-09-10 17:14:33,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147370 states to 147370 states and 192562 transitions. [2019-09-10 17:14:33,698 INFO L78 Accepts]: Start accepts. Automaton has 147370 states and 192562 transitions. Word has length 178 [2019-09-10 17:14:33,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:14:33,698 INFO L475 AbstractCegarLoop]: Abstraction has 147370 states and 192562 transitions. [2019-09-10 17:14:33,698 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:14:33,698 INFO L276 IsEmpty]: Start isEmpty. Operand 147370 states and 192562 transitions. [2019-09-10 17:14:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-09-10 17:14:33,701 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:14:33,701 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:14:33,702 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:14:33,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:14:33,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1167706879, now seen corresponding path program 1 times [2019-09-10 17:14:33,702 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:14:33,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:14:33,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:14:33,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:14:33,706 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:14:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:14:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-09-10 17:14:33,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:14:33,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:14:33,901 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:14:33,902 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:14:33,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:14:33,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:14:33,903 INFO L87 Difference]: Start difference. First operand 147370 states and 192562 transitions. Second operand 5 states. [2019-09-10 17:14:52,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:14:52,458 INFO L93 Difference]: Finished difference Result 176403 states and 230311 transitions. [2019-09-10 17:14:52,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 17:14:52,458 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 177 [2019-09-10 17:14:52,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:14:52,933 INFO L225 Difference]: With dead ends: 176403 [2019-09-10 17:14:52,933 INFO L226 Difference]: Without dead ends: 176403 [2019-09-10 17:14:52,934 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:14:53,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176403 states. [2019-09-10 17:14:55,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176403 to 176399. [2019-09-10 17:14:55,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176399 states. [2019-09-10 17:14:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176399 states to 176399 states and 230309 transitions. [2019-09-10 17:14:55,434 INFO L78 Accepts]: Start accepts. Automaton has 176399 states and 230309 transitions. Word has length 177 [2019-09-10 17:14:55,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:14:55,434 INFO L475 AbstractCegarLoop]: Abstraction has 176399 states and 230309 transitions. [2019-09-10 17:14:55,434 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:14:55,434 INFO L276 IsEmpty]: Start isEmpty. Operand 176399 states and 230309 transitions. [2019-09-10 17:14:55,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-09-10 17:14:55,436 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:14:55,436 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-10 17:14:55,437 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:14:55,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:14:55,437 INFO L82 PathProgramCache]: Analyzing trace with hash 121119491, now seen corresponding path program 1 times [2019-09-10 17:14:55,437 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:14:55,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:14:55,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:14:55,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:14:55,441 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:14:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:14:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2019-09-10 17:14:55,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:14:55,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 17:14:55,607 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:14:55,607 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 17:14:55,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 17:14:55,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:14:55,608 INFO L87 Difference]: Start difference. First operand 176399 states and 230309 transitions. Second operand 3 states. [2019-09-10 17:14:56,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:14:56,509 INFO L93 Difference]: Finished difference Result 205131 states and 267752 transitions. [2019-09-10 17:14:56,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:14:56,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2019-09-10 17:14:56,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:14:57,079 INFO L225 Difference]: With dead ends: 205131 [2019-09-10 17:14:57,079 INFO L226 Difference]: Without dead ends: 205131 [2019-09-10 17:14:57,080 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 17:14:57,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205131 states. [2019-09-10 17:15:03,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205131 to 205108. [2019-09-10 17:15:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205108 states. [2019-09-10 17:15:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205108 states to 205108 states and 267720 transitions. [2019-09-10 17:15:04,268 INFO L78 Accepts]: Start accepts. Automaton has 205108 states and 267720 transitions. Word has length 151 [2019-09-10 17:15:04,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:15:04,269 INFO L475 AbstractCegarLoop]: Abstraction has 205108 states and 267720 transitions. [2019-09-10 17:15:04,269 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 17:15:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 205108 states and 267720 transitions. [2019-09-10 17:15:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-09-10 17:15:04,271 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:15:04,271 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-10 17:15:04,271 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:15:04,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:15:04,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1931754077, now seen corresponding path program 1 times [2019-09-10 17:15:04,272 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:15:04,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:15:04,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:15:04,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:15:04,275 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:15:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:15:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2019-09-10 17:15:04,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:15:04,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:15:04,478 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:15:04,479 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:15:04,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:15:04,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:15:04,480 INFO L87 Difference]: Start difference. First operand 205108 states and 267720 transitions. Second operand 5 states. [2019-09-10 17:15:27,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:15:27,680 INFO L93 Difference]: Finished difference Result 380775 states and 496348 transitions. [2019-09-10 17:15:27,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 17:15:27,681 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2019-09-10 17:15:27,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:15:28,834 INFO L225 Difference]: With dead ends: 380775 [2019-09-10 17:15:28,835 INFO L226 Difference]: Without dead ends: 380775 [2019-09-10 17:15:28,835 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 17:15:29,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380775 states. [2019-09-10 17:15:33,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380775 to 380198. [2019-09-10 17:15:33,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380198 states. [2019-09-10 17:15:34,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380198 states to 380198 states and 495714 transitions. [2019-09-10 17:15:34,546 INFO L78 Accepts]: Start accepts. Automaton has 380198 states and 495714 transitions. Word has length 166 [2019-09-10 17:15:34,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:15:34,547 INFO L475 AbstractCegarLoop]: Abstraction has 380198 states and 495714 transitions. [2019-09-10 17:15:34,547 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:15:34,547 INFO L276 IsEmpty]: Start isEmpty. Operand 380198 states and 495714 transitions. [2019-09-10 17:15:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-09-10 17:15:34,549 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:15:34,550 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-10 17:15:34,550 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:15:34,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:15:34,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1327004475, now seen corresponding path program 1 times [2019-09-10 17:15:34,551 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:15:34,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:15:34,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:15:34,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:15:34,554 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:15:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:15:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2019-09-10 17:15:34,794 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:15:34,794 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:15:34,795 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:15:34,795 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:15:34,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:15:34,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:15:34,796 INFO L87 Difference]: Start difference. First operand 380198 states and 495714 transitions. Second operand 5 states. [2019-09-10 17:15:59,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:15:59,886 INFO L93 Difference]: Finished difference Result 781077 states and 1023051 transitions. [2019-09-10 17:15:59,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 17:15:59,887 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2019-09-10 17:15:59,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:16:03,637 INFO L225 Difference]: With dead ends: 781077 [2019-09-10 17:16:03,638 INFO L226 Difference]: Without dead ends: 781077 [2019-09-10 17:16:03,638 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 17:16:04,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 781077 states. [2019-09-10 17:16:21,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 781077 to 775846. [2019-09-10 17:16:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775846 states. [2019-09-10 17:16:46,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775846 states to 775846 states and 1009099 transitions. [2019-09-10 17:16:46,850 INFO L78 Accepts]: Start accepts. Automaton has 775846 states and 1009099 transitions. Word has length 213 [2019-09-10 17:16:46,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:16:46,851 INFO L475 AbstractCegarLoop]: Abstraction has 775846 states and 1009099 transitions. [2019-09-10 17:16:46,851 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:16:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 775846 states and 1009099 transitions. [2019-09-10 17:16:46,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-09-10 17:16:46,854 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:16:46,854 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-10 17:16:46,855 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:16:46,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:16:46,855 INFO L82 PathProgramCache]: Analyzing trace with hash -613577539, now seen corresponding path program 1 times [2019-09-10 17:16:46,855 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:16:46,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:16:46,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:16:46,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:16:46,859 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:16:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:16:47,045 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2019-09-10 17:16:47,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:16:47,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 17:16:47,045 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:16:47,046 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 17:16:47,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 17:16:47,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 17:16:47,046 INFO L87 Difference]: Start difference. First operand 775846 states and 1009099 transitions. Second operand 4 states. [2019-09-10 17:16:53,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:16:53,527 INFO L93 Difference]: Finished difference Result 380198 states and 490450 transitions. [2019-09-10 17:16:53,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 17:16:53,527 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 213 [2019-09-10 17:16:53,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:16:54,716 INFO L225 Difference]: With dead ends: 380198 [2019-09-10 17:16:54,717 INFO L226 Difference]: Without dead ends: 380198 [2019-09-10 17:16:54,717 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 17:16:54,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380198 states. [2019-09-10 17:17:01,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380198 to 380198. [2019-09-10 17:17:01,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380198 states. [2019-09-10 17:17:14,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380198 states to 380198 states and 490450 transitions. [2019-09-10 17:17:14,424 INFO L78 Accepts]: Start accepts. Automaton has 380198 states and 490450 transitions. Word has length 213 [2019-09-10 17:17:14,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:17:14,424 INFO L475 AbstractCegarLoop]: Abstraction has 380198 states and 490450 transitions. [2019-09-10 17:17:14,424 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 17:17:14,424 INFO L276 IsEmpty]: Start isEmpty. Operand 380198 states and 490450 transitions. [2019-09-10 17:17:14,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-09-10 17:17:14,426 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:17:14,426 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-10 17:17:14,426 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:17:14,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:17:14,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1263485691, now seen corresponding path program 1 times [2019-09-10 17:17:14,427 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:17:14,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:17:14,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:17:14,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:17:14,429 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:17:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:17:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2019-09-10 17:17:14,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:17:14,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:17:14,643 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:17:14,644 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:17:14,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:17:14,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:17:14,645 INFO L87 Difference]: Start difference. First operand 380198 states and 490450 transitions. Second operand 5 states. [2019-09-10 17:17:16,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:17:16,691 INFO L93 Difference]: Finished difference Result 380202 states and 490453 transitions. [2019-09-10 17:17:16,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:17:16,692 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2019-09-10 17:17:16,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:17:17,824 INFO L225 Difference]: With dead ends: 380202 [2019-09-10 17:17:17,824 INFO L226 Difference]: Without dead ends: 380202 [2019-09-10 17:17:17,825 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:17:18,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380202 states. [2019-09-10 17:17:29,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380202 to 380202. [2019-09-10 17:17:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380202 states. [2019-09-10 17:17:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380202 states to 380202 states and 490453 transitions. [2019-09-10 17:17:30,370 INFO L78 Accepts]: Start accepts. Automaton has 380202 states and 490453 transitions. Word has length 213 [2019-09-10 17:17:30,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:17:30,371 INFO L475 AbstractCegarLoop]: Abstraction has 380202 states and 490453 transitions. [2019-09-10 17:17:30,371 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:17:30,371 INFO L276 IsEmpty]: Start isEmpty. Operand 380202 states and 490453 transitions. [2019-09-10 17:17:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-09-10 17:17:30,374 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:17:30,374 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:17:30,374 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:17:30,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:17:30,375 INFO L82 PathProgramCache]: Analyzing trace with hash 38491150, now seen corresponding path program 1 times [2019-09-10 17:17:30,375 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:17:30,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:17:30,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:17:30,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:17:30,378 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:17:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:17:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2019-09-10 17:17:30,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:17:30,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:17:30,564 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:17:30,564 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:17:30,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:17:30,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:17:30,565 INFO L87 Difference]: Start difference. First operand 380202 states and 490453 transitions. Second operand 5 states. [2019-09-10 17:17:35,431 WARN L188 SmtUtils]: Spent 4.83 s on a formula simplification that was a NOOP. DAG size: 8 [2019-09-10 17:17:36,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:17:36,788 INFO L93 Difference]: Finished difference Result 380206 states and 490456 transitions. [2019-09-10 17:17:36,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:17:36,789 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-09-10 17:17:36,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:17:38,548 INFO L225 Difference]: With dead ends: 380206 [2019-09-10 17:17:38,548 INFO L226 Difference]: Without dead ends: 380206 [2019-09-10 17:17:38,548 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:17:38,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380206 states. [2019-09-10 17:17:44,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380206 to 380206. [2019-09-10 17:17:44,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380206 states. [2019-09-10 17:17:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380206 states to 380206 states and 490456 transitions. [2019-09-10 17:17:47,120 INFO L78 Accepts]: Start accepts. Automaton has 380206 states and 490456 transitions. Word has length 218 [2019-09-10 17:17:47,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:17:47,120 INFO L475 AbstractCegarLoop]: Abstraction has 380206 states and 490456 transitions. [2019-09-10 17:17:47,120 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:17:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 380206 states and 490456 transitions. [2019-09-10 17:17:47,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-09-10 17:17:47,123 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:17:47,124 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:17:47,124 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:17:47,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:17:47,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1807421083, now seen corresponding path program 1 times [2019-09-10 17:17:47,124 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:17:47,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:17:47,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:17:47,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:17:47,127 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:17:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:17:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2019-09-10 17:17:47,316 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:17:47,316 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:17:47,316 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:17:47,317 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:17:47,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:17:47,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:17:47,317 INFO L87 Difference]: Start difference. First operand 380206 states and 490456 transitions. Second operand 5 states. [2019-09-10 17:17:55,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:17:55,611 INFO L93 Difference]: Finished difference Result 380210 states and 490459 transitions. [2019-09-10 17:17:55,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:17:55,612 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 223 [2019-09-10 17:17:55,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:17:56,729 INFO L225 Difference]: With dead ends: 380210 [2019-09-10 17:17:56,729 INFO L226 Difference]: Without dead ends: 380210 [2019-09-10 17:17:56,729 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:17:56,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380210 states. [2019-09-10 17:18:01,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380210 to 380210. [2019-09-10 17:18:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380210 states. [2019-09-10 17:18:02,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380210 states to 380210 states and 490459 transitions. [2019-09-10 17:18:02,771 INFO L78 Accepts]: Start accepts. Automaton has 380210 states and 490459 transitions. Word has length 223 [2019-09-10 17:18:02,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:18:02,772 INFO L475 AbstractCegarLoop]: Abstraction has 380210 states and 490459 transitions. [2019-09-10 17:18:02,772 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:18:02,772 INFO L276 IsEmpty]: Start isEmpty. Operand 380210 states and 490459 transitions. [2019-09-10 17:18:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-09-10 17:18:02,775 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:18:02,775 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:18:02,776 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:18:02,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:18:02,776 INFO L82 PathProgramCache]: Analyzing trace with hash -439878674, now seen corresponding path program 1 times [2019-09-10 17:18:02,776 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:18:02,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:02,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:18:02,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:02,779 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:18:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:18:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2019-09-10 17:18:04,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:18:04,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:18:04,126 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:18:04,127 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:18:04,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:18:04,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:18:04,128 INFO L87 Difference]: Start difference. First operand 380210 states and 490459 transitions. Second operand 5 states. [2019-09-10 17:18:05,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:18:05,501 INFO L93 Difference]: Finished difference Result 380214 states and 490462 transitions. [2019-09-10 17:18:05,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:18:05,502 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 228 [2019-09-10 17:18:05,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:18:13,710 INFO L225 Difference]: With dead ends: 380214 [2019-09-10 17:18:13,711 INFO L226 Difference]: Without dead ends: 380214 [2019-09-10 17:18:13,711 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:18:13,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380214 states. [2019-09-10 17:18:18,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380214 to 380214. [2019-09-10 17:18:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380214 states. [2019-09-10 17:18:19,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380214 states to 380214 states and 490462 transitions. [2019-09-10 17:18:19,861 INFO L78 Accepts]: Start accepts. Automaton has 380214 states and 490462 transitions. Word has length 228 [2019-09-10 17:18:19,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:18:19,861 INFO L475 AbstractCegarLoop]: Abstraction has 380214 states and 490462 transitions. [2019-09-10 17:18:19,861 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:18:19,861 INFO L276 IsEmpty]: Start isEmpty. Operand 380214 states and 490462 transitions. [2019-09-10 17:18:19,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-09-10 17:18:19,865 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:18:19,866 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:18:19,866 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:18:19,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:18:19,867 INFO L82 PathProgramCache]: Analyzing trace with hash -846822853, now seen corresponding path program 1 times [2019-09-10 17:18:19,867 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:18:19,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:19,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:18:19,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:19,870 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:18:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:18:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2019-09-10 17:18:20,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:18:20,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:18:20,066 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:18:20,067 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:18:20,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:18:20,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:18:20,068 INFO L87 Difference]: Start difference. First operand 380214 states and 490462 transitions. Second operand 5 states. [2019-09-10 17:18:22,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:18:22,691 INFO L93 Difference]: Finished difference Result 380218 states and 490465 transitions. [2019-09-10 17:18:22,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:18:22,691 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 233 [2019-09-10 17:18:22,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:18:30,710 INFO L225 Difference]: With dead ends: 380218 [2019-09-10 17:18:30,710 INFO L226 Difference]: Without dead ends: 380218 [2019-09-10 17:18:30,711 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:18:30,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380218 states. [2019-09-10 17:18:35,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380218 to 380218. [2019-09-10 17:18:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380218 states. [2019-09-10 17:18:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380218 states to 380218 states and 490465 transitions. [2019-09-10 17:18:37,160 INFO L78 Accepts]: Start accepts. Automaton has 380218 states and 490465 transitions. Word has length 233 [2019-09-10 17:18:37,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:18:37,161 INFO L475 AbstractCegarLoop]: Abstraction has 380218 states and 490465 transitions. [2019-09-10 17:18:37,161 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:18:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 380218 states and 490465 transitions. [2019-09-10 17:18:37,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-09-10 17:18:37,164 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:18:37,164 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:18:37,164 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:18:37,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:18:37,164 INFO L82 PathProgramCache]: Analyzing trace with hash 963509198, now seen corresponding path program 1 times [2019-09-10 17:18:37,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:18:37,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:37,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:18:37,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:37,167 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:18:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:18:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2019-09-10 17:18:37,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:18:37,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:18:37,360 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:18:37,361 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:18:37,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:18:37,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:18:37,362 INFO L87 Difference]: Start difference. First operand 380218 states and 490465 transitions. Second operand 5 states. [2019-09-10 17:18:40,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:18:40,463 INFO L93 Difference]: Finished difference Result 380222 states and 490468 transitions. [2019-09-10 17:18:40,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:18:40,463 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 238 [2019-09-10 17:18:40,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:18:41,591 INFO L225 Difference]: With dead ends: 380222 [2019-09-10 17:18:41,591 INFO L226 Difference]: Without dead ends: 380222 [2019-09-10 17:18:41,591 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:18:41,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380222 states. [2019-09-10 17:18:53,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380222 to 380222. [2019-09-10 17:18:53,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380222 states. [2019-09-10 17:18:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380222 states to 380222 states and 490468 transitions. [2019-09-10 17:18:54,258 INFO L78 Accepts]: Start accepts. Automaton has 380222 states and 490468 transitions. Word has length 238 [2019-09-10 17:18:54,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:18:54,258 INFO L475 AbstractCegarLoop]: Abstraction has 380222 states and 490468 transitions. [2019-09-10 17:18:54,258 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:18:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 380222 states and 490468 transitions. [2019-09-10 17:18:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-09-10 17:18:54,261 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:18:54,262 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:18:54,262 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:18:54,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:18:54,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1690329637, now seen corresponding path program 1 times [2019-09-10 17:18:54,263 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:18:54,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:54,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:18:54,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:18:54,265 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:18:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:18:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-09-10 17:18:55,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:18:55,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:18:55,610 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:18:55,610 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:18:55,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:18:55,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:18:55,611 INFO L87 Difference]: Start difference. First operand 380222 states and 490468 transitions. Second operand 5 states. [2019-09-10 17:18:57,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:18:57,025 INFO L93 Difference]: Finished difference Result 380226 states and 490471 transitions. [2019-09-10 17:18:57,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:18:57,025 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 243 [2019-09-10 17:18:57,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:19:05,085 INFO L225 Difference]: With dead ends: 380226 [2019-09-10 17:19:05,086 INFO L226 Difference]: Without dead ends: 380226 [2019-09-10 17:19:05,086 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:19:05,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380226 states. [2019-09-10 17:19:10,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380226 to 380226. [2019-09-10 17:19:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380226 states. [2019-09-10 17:19:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380226 states to 380226 states and 490471 transitions. [2019-09-10 17:19:11,037 INFO L78 Accepts]: Start accepts. Automaton has 380226 states and 490471 transitions. Word has length 243 [2019-09-10 17:19:11,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:19:11,038 INFO L475 AbstractCegarLoop]: Abstraction has 380226 states and 490471 transitions. [2019-09-10 17:19:11,038 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:19:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 380226 states and 490471 transitions. [2019-09-10 17:19:11,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-09-10 17:19:11,044 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:19:11,045 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:19:11,045 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:19:11,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:19:11,045 INFO L82 PathProgramCache]: Analyzing trace with hash 997151662, now seen corresponding path program 1 times [2019-09-10 17:19:11,046 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:19:11,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:19:11,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:19:11,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:19:11,048 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:19:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:19:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2019-09-10 17:19:11,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:19:11,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:19:11,242 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:19:11,243 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:19:11,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:19:11,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:19:11,243 INFO L87 Difference]: Start difference. First operand 380226 states and 490471 transitions. Second operand 5 states. [2019-09-10 17:19:14,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:19:14,138 INFO L93 Difference]: Finished difference Result 419230 states and 537482 transitions. [2019-09-10 17:19:14,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:19:14,138 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 248 [2019-09-10 17:19:14,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:19:22,386 INFO L225 Difference]: With dead ends: 419230 [2019-09-10 17:19:22,387 INFO L226 Difference]: Without dead ends: 419230 [2019-09-10 17:19:22,387 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:19:22,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419230 states. [2019-09-10 17:19:28,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419230 to 419230. [2019-09-10 17:19:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419230 states. [2019-09-10 17:19:29,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419230 states to 419230 states and 537482 transitions. [2019-09-10 17:19:29,125 INFO L78 Accepts]: Start accepts. Automaton has 419230 states and 537482 transitions. Word has length 248 [2019-09-10 17:19:29,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:19:29,126 INFO L475 AbstractCegarLoop]: Abstraction has 419230 states and 537482 transitions. [2019-09-10 17:19:29,126 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:19:29,126 INFO L276 IsEmpty]: Start isEmpty. Operand 419230 states and 537482 transitions. [2019-09-10 17:19:29,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-09-10 17:19:29,132 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:19:29,133 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:19:29,133 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:19:29,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:19:29,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1510710917, now seen corresponding path program 1 times [2019-09-10 17:19:29,134 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:19:29,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:19:29,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:19:29,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:19:29,137 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:19:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:19:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2019-09-10 17:19:29,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:19:29,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:19:29,350 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:19:29,351 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:19:29,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:19:29,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:19:29,352 INFO L87 Difference]: Start difference. First operand 419230 states and 537482 transitions. Second operand 5 states. [2019-09-10 17:19:32,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:19:32,286 INFO L93 Difference]: Finished difference Result 419234 states and 537485 transitions. [2019-09-10 17:19:32,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:19:32,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 253 [2019-09-10 17:19:32,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:19:35,276 INFO L225 Difference]: With dead ends: 419234 [2019-09-10 17:19:35,276 INFO L226 Difference]: Without dead ends: 419234 [2019-09-10 17:19:35,276 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:19:35,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419234 states. [2019-09-10 17:19:49,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419234 to 419234. [2019-09-10 17:19:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419234 states. [2019-09-10 17:19:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419234 states to 419234 states and 537485 transitions. [2019-09-10 17:19:51,355 INFO L78 Accepts]: Start accepts. Automaton has 419234 states and 537485 transitions. Word has length 253 [2019-09-10 17:19:51,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:19:51,355 INFO L475 AbstractCegarLoop]: Abstraction has 419234 states and 537485 transitions. [2019-09-10 17:19:51,355 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:19:51,355 INFO L276 IsEmpty]: Start isEmpty. Operand 419234 states and 537485 transitions. [2019-09-10 17:19:51,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-09-10 17:19:51,360 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:19:51,360 INFO L399 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:19:51,360 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:19:51,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:19:51,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1820458098, now seen corresponding path program 1 times [2019-09-10 17:19:51,361 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:19:51,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:19:51,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:19:51,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:19:51,363 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:19:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:19:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2019-09-10 17:19:51,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:19:51,560 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:19:51,560 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:19:51,561 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:19:51,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:19:51,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:19:51,561 INFO L87 Difference]: Start difference. First operand 419234 states and 537485 transitions. Second operand 5 states. [2019-09-10 17:19:54,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:19:54,188 INFO L93 Difference]: Finished difference Result 419238 states and 537488 transitions. [2019-09-10 17:19:54,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:19:54,189 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 258 [2019-09-10 17:19:54,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:19:55,426 INFO L225 Difference]: With dead ends: 419238 [2019-09-10 17:19:55,426 INFO L226 Difference]: Without dead ends: 419238 [2019-09-10 17:19:55,426 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:19:55,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419238 states. [2019-09-10 17:20:07,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419238 to 419238. [2019-09-10 17:20:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419238 states. [2019-09-10 17:20:09,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419238 states to 419238 states and 537488 transitions. [2019-09-10 17:20:09,475 INFO L78 Accepts]: Start accepts. Automaton has 419238 states and 537488 transitions. Word has length 258 [2019-09-10 17:20:09,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:20:09,475 INFO L475 AbstractCegarLoop]: Abstraction has 419238 states and 537488 transitions. [2019-09-10 17:20:09,475 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:20:09,475 INFO L276 IsEmpty]: Start isEmpty. Operand 419238 states and 537488 transitions. [2019-09-10 17:20:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-09-10 17:20:09,481 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:20:09,481 INFO L399 BasicCegarLoop]: trace histogram [11, 10, 10, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:20:09,481 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:20:09,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:20:09,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1160957211, now seen corresponding path program 1 times [2019-09-10 17:20:09,482 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:20:09,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:20:09,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:20:09,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:20:09,484 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:20:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:20:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2019-09-10 17:20:09,658 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:20:09,658 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:20:09,658 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:20:09,658 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:20:09,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:20:09,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:20:09,659 INFO L87 Difference]: Start difference. First operand 419238 states and 537488 transitions. Second operand 5 states. [2019-09-10 17:20:12,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:20:12,386 INFO L93 Difference]: Finished difference Result 419242 states and 537491 transitions. [2019-09-10 17:20:12,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:20:12,387 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 263 [2019-09-10 17:20:12,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:20:13,687 INFO L225 Difference]: With dead ends: 419242 [2019-09-10 17:20:13,688 INFO L226 Difference]: Without dead ends: 419242 [2019-09-10 17:20:13,688 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:20:21,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419242 states. [2019-09-10 17:20:25,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419242 to 419242. [2019-09-10 17:20:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419242 states. [2019-09-10 17:20:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419242 states to 419242 states and 537491 transitions. [2019-09-10 17:20:27,812 INFO L78 Accepts]: Start accepts. Automaton has 419242 states and 537491 transitions. Word has length 263 [2019-09-10 17:20:27,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:20:27,813 INFO L475 AbstractCegarLoop]: Abstraction has 419242 states and 537491 transitions. [2019-09-10 17:20:27,813 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:20:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 419242 states and 537491 transitions. [2019-09-10 17:20:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-09-10 17:20:27,819 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:20:27,819 INFO L399 BasicCegarLoop]: trace histogram [12, 11, 11, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:20:27,819 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:20:27,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:20:27,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1925974894, now seen corresponding path program 1 times [2019-09-10 17:20:27,820 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:20:27,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:20:27,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:20:27,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:20:27,822 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:20:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:20:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2019-09-10 17:20:28,008 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:20:28,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:20:28,008 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:20:28,009 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:20:28,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:20:28,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:20:28,010 INFO L87 Difference]: Start difference. First operand 419242 states and 537491 transitions. Second operand 5 states. [2019-09-10 17:20:31,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:20:31,229 INFO L93 Difference]: Finished difference Result 419246 states and 537494 transitions. [2019-09-10 17:20:31,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:20:31,230 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 268 [2019-09-10 17:20:31,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:20:34,312 INFO L225 Difference]: With dead ends: 419246 [2019-09-10 17:20:34,313 INFO L226 Difference]: Without dead ends: 419244 [2019-09-10 17:20:34,313 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:20:34,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419244 states. [2019-09-10 17:20:47,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419244 to 419244. [2019-09-10 17:20:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419244 states. [2019-09-10 17:20:48,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419244 states to 419244 states and 537492 transitions. [2019-09-10 17:20:48,311 INFO L78 Accepts]: Start accepts. Automaton has 419244 states and 537492 transitions. Word has length 268 [2019-09-10 17:20:48,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:20:48,311 INFO L475 AbstractCegarLoop]: Abstraction has 419244 states and 537492 transitions. [2019-09-10 17:20:48,311 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:20:48,311 INFO L276 IsEmpty]: Start isEmpty. Operand 419244 states and 537492 transitions. [2019-09-10 17:20:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-09-10 17:20:48,317 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:20:48,318 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 6, 6, 4, 4, 4, 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] [2019-09-10 17:20:48,318 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:20:48,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:20:48,318 INFO L82 PathProgramCache]: Analyzing trace with hash -853970747, now seen corresponding path program 1 times [2019-09-10 17:20:48,318 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:20:48,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:20:48,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:20:48,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:20:48,320 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:20:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:20:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2019-09-10 17:20:49,820 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:20:49,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:20:49,820 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:20:49,821 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:20:49,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:20:49,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:20:49,822 INFO L87 Difference]: Start difference. First operand 419244 states and 537492 transitions. Second operand 5 states. [2019-09-10 17:21:07,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:21:07,816 INFO L93 Difference]: Finished difference Result 512204 states and 656005 transitions. [2019-09-10 17:21:07,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 17:21:07,817 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 269 [2019-09-10 17:21:07,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:21:10,039 INFO L225 Difference]: With dead ends: 512204 [2019-09-10 17:21:10,040 INFO L226 Difference]: Without dead ends: 512204 [2019-09-10 17:21:10,040 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 17:21:10,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512204 states. [2019-09-10 17:21:24,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512204 to 511830. [2019-09-10 17:21:24,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511830 states. [2019-09-10 17:21:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511830 states to 511830 states and 655482 transitions. [2019-09-10 17:21:26,976 INFO L78 Accepts]: Start accepts. Automaton has 511830 states and 655482 transitions. Word has length 269 [2019-09-10 17:21:26,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:21:26,977 INFO L475 AbstractCegarLoop]: Abstraction has 511830 states and 655482 transitions. [2019-09-10 17:21:26,977 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:21:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 511830 states and 655482 transitions. [2019-09-10 17:21:26,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-09-10 17:21:26,980 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:21:26,981 INFO L399 BasicCegarLoop]: trace histogram [13, 12, 12, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 17:21:26,981 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:21:26,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:21:26,981 INFO L82 PathProgramCache]: Analyzing trace with hash 923328699, now seen corresponding path program 1 times [2019-09-10 17:21:26,981 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:21:26,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:21:26,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:21:26,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:21:26,984 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:21:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:21:27,171 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2019-09-10 17:21:27,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:21:27,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:21:27,172 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:21:27,172 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:21:27,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:21:27,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:21:27,173 INFO L87 Difference]: Start difference. First operand 511830 states and 655482 transitions. Second operand 5 states. [2019-09-10 17:21:30,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:21:30,876 INFO L93 Difference]: Finished difference Result 511828 states and 655480 transitions. [2019-09-10 17:21:30,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 17:21:30,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 273 [2019-09-10 17:21:30,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:21:34,592 INFO L225 Difference]: With dead ends: 511828 [2019-09-10 17:21:34,592 INFO L226 Difference]: Without dead ends: 509970 [2019-09-10 17:21:34,592 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-10 17:21:34,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509970 states. [2019-09-10 17:21:50,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509970 to 432172. [2019-09-10 17:21:50,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432172 states. [2019-09-10 17:21:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432172 states to 432172 states and 552933 transitions. [2019-09-10 17:21:52,381 INFO L78 Accepts]: Start accepts. Automaton has 432172 states and 552933 transitions. Word has length 273 [2019-09-10 17:21:52,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:21:52,382 INFO L475 AbstractCegarLoop]: Abstraction has 432172 states and 552933 transitions. [2019-09-10 17:21:52,382 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:21:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 432172 states and 552933 transitions. [2019-09-10 17:21:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-09-10 17:21:52,390 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:21:52,390 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 6, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-10 17:21:52,390 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:21:52,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:21:52,391 INFO L82 PathProgramCache]: Analyzing trace with hash -577387266, now seen corresponding path program 1 times [2019-09-10 17:21:52,391 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:21:52,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:21:52,393 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:21:52,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:21:52,393 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:21:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:21:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2019-09-10 17:21:52,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 17:21:52,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 17:21:52,606 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:21:52,607 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 17:21:52,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 17:21:52,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 17:21:52,607 INFO L87 Difference]: Start difference. First operand 432172 states and 552933 transitions. Second operand 5 states. [2019-09-10 17:21:55,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:21:55,469 INFO L93 Difference]: Finished difference Result 432170 states and 552613 transitions. [2019-09-10 17:21:55,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 17:21:55,470 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 310 [2019-09-10 17:21:55,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:21:57,865 INFO L225 Difference]: With dead ends: 432170 [2019-09-10 17:21:57,865 INFO L226 Difference]: Without dead ends: 432170 [2019-09-10 17:21:57,865 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-10 17:21:58,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432170 states. [2019-09-10 17:22:03,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432170 to 432170. [2019-09-10 17:22:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432170 states. [2019-09-10 17:22:16,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432170 states to 432170 states and 552613 transitions. [2019-09-10 17:22:16,313 INFO L78 Accepts]: Start accepts. Automaton has 432170 states and 552613 transitions. Word has length 310 [2019-09-10 17:22:16,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:22:16,313 INFO L475 AbstractCegarLoop]: Abstraction has 432170 states and 552613 transitions. [2019-09-10 17:22:16,313 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 17:22:16,313 INFO L276 IsEmpty]: Start isEmpty. Operand 432170 states and 552613 transitions. [2019-09-10 17:22:16,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-09-10 17:22:16,329 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 17:22:16,330 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-09-10 17:22:16,330 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 17:22:16,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:22:16,330 INFO L82 PathProgramCache]: Analyzing trace with hash 395822424, now seen corresponding path program 1 times [2019-09-10 17:22:16,330 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 17:22:16,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:22:16,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 17:22:16,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 17:22:16,332 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 17:22:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 17:22:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2019-09-10 17:22:16,575 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 17:22:16,575 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 17:22:16,576 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 373 with the following transitions: [2019-09-10 17:22:16,579 INFO L207 CegarAbsIntRunner]: [41], [43], [48], [51], [65], [68], [73], [75], [227], [229], [230], [268], [275], [277], [292], [293], [302], [452], [455], [457], [458], [491], [492], [589], [592], [1084], [1086], [1087], [1170], [1176], [1177], [1235], [1794], [1799], [1804], [1809], [1814], [1819], [1824], [1827], [1868], [1870], [1872], [1875], [1880], [1891], [1893], [1896], [1910], [1916], [2010], [2012], [2014], [2015], [2302], [2303], [2304], [2307], [2310], [2313], [2315], [2320], [2325], [2328], [2379], [2384], [2389], [2392], [2394], [2397], [2399], [2404], [2409], [2414], [2419], [2424], [2429], [2434], [2439], [2444], [2449], [2452], [2475], [2478], [2487], [2562], [2564], [2566], [2569], [2575], [2594], [2600], [2606], [2648], [2650], [2652], [2654], [2656], [2658], [2660], [2662], [2664], [2666], [2667], [2802], [2803], [2826], [2827], [2831], [2833], [2836], [2838], [2841], [2845], [2935], [2970], [2971], [2978], [2981], [2982], [3144], [3149], [3155], [3159], [3165], [3189], [3195], [3201], [3207], [3213], [3218], [3221], [3223], [3652], [3653], [3978], [3979], [3995], [4004], [4006], [4007], [4382], [4383], [4641], [4643], [4697], [4698], [4778], [4779], [4780], [4781], [4786], [4862], [4863], [4888], [4889], [4890], [4891], [4892], [4938], [4939], [4940], [4941], [4942], [4943], [4992], [4993], [4994], [4995], [5108], [5109], [5394], [5395], [5396], [5397], [5398], [5399], [5400], [5401], [5408], [5409], [5428], [5429], [5430], [5431], [5530], [5531], [5532], [5533], [5534], [5535], [5536], [5537], [5542], [5543], [5564], [5566], [5567], [5604], [5605], [5606], [5607], [5608], [5609], [5618], [5636], [5637], [5638], [5639], [5640], [5641], [5642], [5643], [5644], [5645], [5646], [5647], [5648], [5649], [5650], [5651], [5652], [5653], [5704], [5705], [5706], [5707], [5708], [5709], [5710], [5711], [5756], [5757], [5758], [5762], [5763], [5836], [5837], [6022], [6094], [6098], [6099], [6358], [6359], [6378], [6379] [2019-09-10 17:22:16,652 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 17:22:16,652 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 17:22:16,829 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 17:22:16,830 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 295 root evaluator evaluations with a maximum evaluation depth of 0. Performed 295 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 622 variables. [2019-09-10 17:22:16,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 17:22:16,835 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 17:22:16,964 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 17:22:16,965 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 17:22:16,980 INFO L420 sIntCurrentIteration]: We unified 371 AI predicates to 371 [2019-09-10 17:22:16,980 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 17:22:16,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 17:22:16,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2019-09-10 17:22:16,982 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 17:22:16,983 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 17:22:16,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 17:22:16,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 17:22:16,983 INFO L87 Difference]: Start difference. First operand 432170 states and 552613 transitions. Second operand 2 states. [2019-09-10 17:22:16,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 17:22:16,984 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 17:22:16,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 17:22:16,985 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 372 [2019-09-10 17:22:16,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 17:22:16,985 INFO L225 Difference]: With dead ends: 2 [2019-09-10 17:22:16,985 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 17:22:16,989 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 17:22:16,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 17:22:16,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 17:22:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 17:22:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 17:22:16,990 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 372 [2019-09-10 17:22:16,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 17:22:16,990 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 17:22:16,990 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 17:22:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 17:22:16,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 17:22:16,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 05:22:16 BoogieIcfgContainer [2019-09-10 17:22:16,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 17:22:17,002 INFO L168 Benchmark]: Toolchain (without parser) took 542438.92 ms. Allocated memory was 133.7 MB in the beginning and 6.3 GB in the end (delta: 6.2 GB). Free memory was 76.1 MB in the beginning and 3.5 GB in the end (delta: -3.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-09-10 17:22:17,003 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-10 17:22:17,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4630.97 ms. Allocated memory was 133.7 MB in the beginning and 283.1 MB in the end (delta: 149.4 MB). Free memory was 75.9 MB in the beginning and 74.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 157.1 MB. Max. memory is 7.1 GB. [2019-09-10 17:22:17,016 INFO L168 Benchmark]: Boogie Preprocessor took 450.97 ms. Allocated memory was 283.1 MB in the beginning and 374.9 MB in the end (delta: 91.8 MB). Free memory was 74.5 MB in the beginning and 275.2 MB in the end (delta: -200.7 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-09-10 17:22:17,017 INFO L168 Benchmark]: RCFGBuilder took 8146.78 ms. Allocated memory was 374.9 MB in the beginning and 604.0 MB in the end (delta: 229.1 MB). Free memory was 275.2 MB in the beginning and 488.8 MB in the end (delta: -213.6 MB). Peak memory consumption was 334.3 MB. Max. memory is 7.1 GB. [2019-09-10 17:22:17,018 INFO L168 Benchmark]: TraceAbstraction took 529205.25 ms. Allocated memory was 604.0 MB in the beginning and 6.3 GB in the end (delta: 5.7 GB). Free memory was 480.8 MB in the beginning and 3.5 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-09-10 17:22:17,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4630.97 ms. Allocated memory was 133.7 MB in the beginning and 283.1 MB in the end (delta: 149.4 MB). Free memory was 75.9 MB in the beginning and 74.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 157.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 450.97 ms. Allocated memory was 283.1 MB in the beginning and 374.9 MB in the end (delta: 91.8 MB). Free memory was 74.5 MB in the beginning and 275.2 MB in the end (delta: -200.7 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8146.78 ms. Allocated memory was 374.9 MB in the beginning and 604.0 MB in the end (delta: 229.1 MB). Free memory was 275.2 MB in the beginning and 488.8 MB in the end (delta: -213.6 MB). Peak memory consumption was 334.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 529205.25 ms. Allocated memory was 604.0 MB in the beginning and 6.3 GB in the end (delta: 5.7 GB). Free memory was 480.8 MB in the beginning and 3.5 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12390]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12414]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12426]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12402]: 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 401 procedures, 3114 locations, 4 error locations. SAFE Result, 529.1s OverallTime, 29 OverallIterations, 13 TraceHistogramMax, 249.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 90742 SDtfs, 96420 SDslu, 112557 SDs, 0 SdLazy, 50448 SolverSat, 19101 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 97.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 588 GetRequests, 457 SyntacticMatches, 3 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=775846occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 1.9272237196765498 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 268.2s AutomataMinimizationTime, 29 MinimizatonAttempts, 84499 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.6s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 6193 NumberOfCodeBlocks, 6193 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 6164 ConstructedInterpolants, 0 QuantifiedInterpolants, 1792560 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 28 PerfectInterpolantSequences, 10064/10066 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...