java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 00:49:10,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:49:10,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:49:10,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:49:10,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:49:10,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:49:10,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:49:10,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:49:10,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:49:10,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:49:10,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:49:10,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:49:10,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:49:10,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:49:10,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:49:10,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:49:10,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:49:10,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:49:10,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:49:10,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:49:10,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:49:10,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:49:10,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:49:10,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:49:10,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:49:10,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:49:10,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:49:10,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:49:10,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:49:10,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:49:10,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:49:10,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:49:10,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:49:10,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:49:10,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:49:10,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:49:10,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:49:10,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:49:10,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:49:10,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:49:10,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:49:10,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:49:10,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:49:10,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:49:10,748 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:49:10,749 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:49:10,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:49:10,749 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:49:10,750 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:49:10,750 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:49:10,750 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:49:10,750 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:49:10,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:49:10,753 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:49:10,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:49:10,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:49:10,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:49:10,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:49:10,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:49:10,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:49:10,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:49:10,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:49:10,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:49:10,756 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:49:10,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:49:10,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:49:10,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:49:10,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:49:10,757 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:49:10,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:49:10,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:49:10,758 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:49:10,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:49:10,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:49:10,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:49:10,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:49:10,844 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:49:10,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-10-03 00:49:10,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cac9f3afb/3f0ff0ba5d1942ef96a07c3dc39a5603/FLAG784e9093e [2019-10-03 00:49:11,758 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:49:11,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-10-03 00:49:11,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cac9f3afb/3f0ff0ba5d1942ef96a07c3dc39a5603/FLAG784e9093e [2019-10-03 00:49:12,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cac9f3afb/3f0ff0ba5d1942ef96a07c3dc39a5603 [2019-10-03 00:49:12,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:49:12,293 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:49:12,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:49:12,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:49:12,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:49:12,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:49:12" (1/1) ... [2019-10-03 00:49:12,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10033d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:12, skipping insertion in model container [2019-10-03 00:49:12,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:49:12" (1/1) ... [2019-10-03 00:49:12,311 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:49:12,483 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:49:14,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:49:14,202 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:49:14,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:49:14,746 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:49:14,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14 WrapperNode [2019-10-03 00:49:14,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:49:14,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:49:14,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:49:14,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:49:14,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:14,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:14,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:14,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:14,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:14,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:15,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... [2019-10-03 00:49:15,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:49:15,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:49:15,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:49:15,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:49:15,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:49:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:49:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:49:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 00:49:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 00:49:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-03 00:49:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-03 00:49:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 00:49:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 00:49:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-03 00:49:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 00:49:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-03 00:49:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-10-03 00:49:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-10-03 00:49:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-10-03 00:49:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-03 00:49:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 00:49:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-03 00:49:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2019-10-03 00:49:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2019-10-03 00:49:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-03 00:49:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 00:49:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 00:49:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 00:49:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 00:49:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-03 00:49:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-03 00:49:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-03 00:49:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-03 00:49:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-03 00:49:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-03 00:49:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-03 00:49:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-03 00:49:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 00:49:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 00:49:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 00:49:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:49:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:49:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:49:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:49:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:49:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 00:49:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:49:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:49:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:49:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2019-10-03 00:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 00:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 00:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 00:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-03 00:49:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 00:49:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-03 00:49:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 00:49:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-03 00:49:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 00:49:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-03 00:49:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-03 00:49:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-03 00:49:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_phy_mode [2019-10-03 00:49:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_mac_address [2019-10-03 00:49:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start [2019-10-03 00:49:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_open [2019-10-03 00:49:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_close [2019-10-03 00:49:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start_xmit [2019-10-03 00:49:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_rx [2019-10-03 00:49:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_interrupt [2019-10-03 00:49:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2019-10-03 00:49:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_probe [2019-10-03 00:49:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2019-10-03 00:49:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_suspend [2019-10-03 00:49:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_resume [2019-10-03 00:49:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_init [2019-10-03 00:49:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_exit [2019-10-03 00:49:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_1 [2019-10-03 00:49:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-10-03 00:49:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:49:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-03 00:49:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-03 00:49:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-03 00:49:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-03 00:49:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-03 00:49:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-03 00:49:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-03 00:49:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-03 00:49:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2019-10-03 00:49:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-10-03 00:49:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2019-10-03 00:49:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_15 [2019-10-03 00:49:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2019-10-03 00:49:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_17 [2019-10-03 00:49:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2019-10-03 00:49:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-03 00:49:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-03 00:49:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-03 00:49:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-03 00:49:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-03 00:49:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:49:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:49:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:49:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:49:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-03 00:49:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:49:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-03 00:49:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-03 00:49:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-03 00:49:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-03 00:49:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-03 00:49:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:49:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-03 00:49:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-03 00:49:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-03 00:49:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 00:49:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-03 00:49:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2019-10-03 00:49:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2019-10-03 00:49:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-03 00:49:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-03 00:49:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-03 00:49:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-03 00:49:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-10-03 00:49:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2019-10-03 00:49:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-03 00:49:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-03 00:49:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-03 00:49:15,196 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-03 00:49:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-03 00:49:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2019-10-03 00:49:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 00:49:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-10-03 00:49:15,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-10-03 00:49:15,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-10-03 00:49:15,198 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2019-10-03 00:49:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2019-10-03 00:49:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2019-10-03 00:49:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2019-10-03 00:49:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2019-10-03 00:49:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2019-10-03 00:49:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2019-10-03 00:49:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2019-10-03 00:49:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-03 00:49:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-03 00:49:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-03 00:49:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-03 00:49:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-03 00:49:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2019-10-03 00:49:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2019-10-03 00:49:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_probe [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:49:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-10-03 00:49:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-10-03 00:49:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-03 00:49:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:49:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:49:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:49:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:49:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:49:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:49:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:49:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:49:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 00:49:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 00:49:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:49:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-10-03 00:49:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 00:49:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 00:49:15,223 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-03 00:49:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 00:49:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-03 00:49:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:49:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:49:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:49:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_1 [2019-10-03 00:49:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2019-10-03 00:49:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2019-10-03 00:49:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-03 00:49:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 00:49:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-03 00:49:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 00:49:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-03 00:49:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 00:49:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-03 00:49:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 00:49:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-03 00:49:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-03 00:49:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-10-03 00:49:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-03 00:49:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-03 00:49:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-03 00:49:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2019-10-03 00:49:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-03 00:49:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2019-10-03 00:49:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_15 [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_17 [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-03 00:49:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-03 00:49:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-03 00:49:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-03 00:49:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-03 00:49:15,245 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-03 00:49:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-03 00:49:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_probe [2019-10-03 00:49:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-03 00:49:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-03 00:49:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-10-03 00:49:15,246 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_phy_mode [2019-10-03 00:49:15,247 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_mac_address [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start [2019-10-03 00:49:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_open [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_close [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start_xmit [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_rx [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_interrupt [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_probe [2019-10-03 00:49:15,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_suspend [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_resume [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_init [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_exit [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-10-03 00:49:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-03 00:49:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:49:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:49:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:49:16,309 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:49:18,441 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:49:18,441 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-03 00:49:18,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:49:18 BoogieIcfgContainer [2019-10-03 00:49:18,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:49:18,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:49:18,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:49:18,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:49:18,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:49:12" (1/3) ... [2019-10-03 00:49:18,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c9866bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:49:18, skipping insertion in model container [2019-10-03 00:49:18,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:14" (2/3) ... [2019-10-03 00:49:18,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c9866bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:49:18, skipping insertion in model container [2019-10-03 00:49:18,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:49:18" (3/3) ... [2019-10-03 00:49:18,451 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-10-03 00:49:18,462 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:49:18,472 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 00:49:18,487 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 00:49:18,511 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:49:18,511 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:49:18,511 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:49:18,511 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:49:18,512 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:49:18,512 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:49:18,512 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:49:18,512 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:49:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states. [2019-10-03 00:49:18,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-03 00:49:18,596 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:18,598 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:18,600 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:18,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:18,607 INFO L82 PathProgramCache]: Analyzing trace with hash 2116056774, now seen corresponding path program 1 times [2019-10-03 00:49:18,610 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:18,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:18,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:18,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:18,728 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-03 00:49:19,201 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:19,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:49:19,202 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:19,208 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:49:19,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:49:19,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:19,226 INFO L87 Difference]: Start difference. First operand 1032 states. Second operand 3 states. [2019-10-03 00:49:19,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:19,470 INFO L93 Difference]: Finished difference Result 1543 states and 1914 transitions. [2019-10-03 00:49:19,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:49:19,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2019-10-03 00:49:19,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:19,505 INFO L225 Difference]: With dead ends: 1543 [2019-10-03 00:49:19,505 INFO L226 Difference]: Without dead ends: 1516 [2019-10-03 00:49:19,507 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:19,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2019-10-03 00:49:19,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1516. [2019-10-03 00:49:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1516 states. [2019-10-03 00:49:19,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1516 states and 1869 transitions. [2019-10-03 00:49:19,694 INFO L78 Accepts]: Start accepts. Automaton has 1516 states and 1869 transitions. Word has length 61 [2019-10-03 00:49:19,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:19,696 INFO L475 AbstractCegarLoop]: Abstraction has 1516 states and 1869 transitions. [2019-10-03 00:49:19,696 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:49:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1869 transitions. [2019-10-03 00:49:19,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-03 00:49:19,706 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:19,707 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:19,707 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:19,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:19,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1485410974, now seen corresponding path program 1 times [2019-10-03 00:49:19,708 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:19,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:19,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:19,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:19,731 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:20,093 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-03 00:49:20,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:20,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:49:20,094 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:20,100 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:49:20,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:49:20,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:49:20,102 INFO L87 Difference]: Start difference. First operand 1516 states and 1869 transitions. Second operand 6 states. [2019-10-03 00:49:21,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:21,422 INFO L93 Difference]: Finished difference Result 3012 states and 3732 transitions. [2019-10-03 00:49:21,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:49:21,423 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2019-10-03 00:49:21,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:21,443 INFO L225 Difference]: With dead ends: 3012 [2019-10-03 00:49:21,443 INFO L226 Difference]: Without dead ends: 2996 [2019-10-03 00:49:21,444 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-03 00:49:21,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2996 states. [2019-10-03 00:49:21,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2996 to 2996. [2019-10-03 00:49:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2996 states. [2019-10-03 00:49:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2996 states and 3715 transitions. [2019-10-03 00:49:21,636 INFO L78 Accepts]: Start accepts. Automaton has 2996 states and 3715 transitions. Word has length 65 [2019-10-03 00:49:21,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:21,637 INFO L475 AbstractCegarLoop]: Abstraction has 2996 states and 3715 transitions. [2019-10-03 00:49:21,637 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:49:21,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3715 transitions. [2019-10-03 00:49:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-10-03 00:49:21,658 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:21,658 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-10-03 00:49:21,659 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:21,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:21,659 INFO L82 PathProgramCache]: Analyzing trace with hash -519449698, now seen corresponding path program 1 times [2019-10-03 00:49:21,660 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:21,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:21,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:21,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:21,670 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-10-03 00:49:21,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:21,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:49:21,913 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:21,915 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:49:21,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:49:21,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:21,916 INFO L87 Difference]: Start difference. First operand 2996 states and 3715 transitions. Second operand 3 states. [2019-10-03 00:49:21,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:21,944 INFO L93 Difference]: Finished difference Result 445 states and 516 transitions. [2019-10-03 00:49:21,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:49:21,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2019-10-03 00:49:21,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:21,945 INFO L225 Difference]: With dead ends: 445 [2019-10-03 00:49:21,945 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 00:49:21,945 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:21,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 00:49:21,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 00:49:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 00:49:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 00:49:21,948 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 198 [2019-10-03 00:49:21,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:21,948 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 00:49:21,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:49:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 00:49:21,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 00:49:21,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:49:21 BoogieIcfgContainer [2019-10-03 00:49:21,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 00:49:21,957 INFO L168 Benchmark]: Toolchain (without parser) took 9662.97 ms. Allocated memory was 137.4 MB in the beginning and 387.4 MB in the end (delta: 250.1 MB). Free memory was 75.9 MB in the beginning and 203.2 MB in the end (delta: -127.3 MB). Peak memory consumption was 122.8 MB. Max. memory is 7.1 GB. [2019-10-03 00:49:21,959 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-03 00:49:21,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2453.19 ms. Allocated memory was 137.4 MB in the beginning and 280.5 MB in the end (delta: 143.1 MB). Free memory was 75.5 MB in the beginning and 205.9 MB in the end (delta: -130.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 7.1 GB. [2019-10-03 00:49:21,962 INFO L168 Benchmark]: Boogie Preprocessor took 292.92 ms. Allocated memory is still 280.5 MB. Free memory was 205.9 MB in the beginning and 190.6 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-10-03 00:49:21,963 INFO L168 Benchmark]: RCFGBuilder took 3400.35 ms. Allocated memory was 280.5 MB in the beginning and 382.7 MB in the end (delta: 102.2 MB). Free memory was 190.6 MB in the beginning and 315.4 MB in the end (delta: -124.8 MB). Peak memory consumption was 142.8 MB. Max. memory is 7.1 GB. [2019-10-03 00:49:21,965 INFO L168 Benchmark]: TraceAbstraction took 3509.87 ms. Allocated memory was 382.7 MB in the beginning and 387.4 MB in the end (delta: 4.7 MB). Free memory was 315.4 MB in the beginning and 203.2 MB in the end (delta: 112.2 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. [2019-10-03 00:49:21,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2453.19 ms. Allocated memory was 137.4 MB in the beginning and 280.5 MB in the end (delta: 143.1 MB). Free memory was 75.5 MB in the beginning and 205.9 MB in the end (delta: -130.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 292.92 ms. Allocated memory is still 280.5 MB. Free memory was 205.9 MB in the beginning and 190.6 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3400.35 ms. Allocated memory was 280.5 MB in the beginning and 382.7 MB in the end (delta: 102.2 MB). Free memory was 190.6 MB in the beginning and 315.4 MB in the end (delta: -124.8 MB). Peak memory consumption was 142.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3509.87 ms. Allocated memory was 382.7 MB in the beginning and 387.4 MB in the end (delta: 4.7 MB). Free memory was 315.4 MB in the beginning and 203.2 MB in the end (delta: 112.2 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5830]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 161 procedures, 1098 locations, 1 error locations. SAFE Result, 3.4s OverallTime, 3 OverallIterations, 4 TraceHistogramMax, 1.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2659 SDtfs, 2148 SDslu, 5161 SDs, 0 SdLazy, 433 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2996occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 324 NumberOfCodeBlocks, 324 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 321 ConstructedInterpolants, 0 QuantifiedInterpolants, 52907 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 65/65 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...