java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-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-f4eb214f-m [2019-10-13 18:30:46,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:30:46,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:30:46,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:30:46,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:30:46,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:30:46,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:30:46,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:30:46,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:30:46,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:30:46,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:30:46,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:30:46,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:30:46,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:30:46,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:30:46,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:30:46,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:30:46,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:30:46,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:30:46,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:30:46,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:30:46,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:30:46,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:30:46,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:30:46,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:30:46,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:30:46,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:30:46,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:30:46,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:30:46,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:30:46,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:30:46,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:30:46,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:30:46,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:30:46,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:30:46,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:30:46,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:30:46,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:30:46,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:30:46,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:30:46,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:30:46,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 18:30:46,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:30:46,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:30:46,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:30:46,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:30:46,720 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:30:46,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:30:46,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:30:46,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:30:46,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:30:46,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:30:46,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:30:46,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:30:46,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:30:46,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:30:46,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:30:46,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:30:46,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:30:46,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:30:46,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:30:46,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:30:46,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:30:46,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:30:46,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:30:46,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:30:46,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:30:46,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:30:46,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:30:46,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:30:46,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:30:47,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:30:47,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:30:47,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:30:47,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:30:47,043 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:30:47,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-10-13 18:30:47,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7e2f706/b888fdccdee840acb15a2996c3a1a25e/FLAG9d5ff4a64 [2019-10-13 18:30:48,046 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:30:48,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-10-13 18:30:48,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7e2f706/b888fdccdee840acb15a2996c3a1a25e/FLAG9d5ff4a64 [2019-10-13 18:30:48,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7e2f706/b888fdccdee840acb15a2996c3a1a25e [2019-10-13 18:30:48,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:30:48,471 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:30:48,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:30:48,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:30:48,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:30:48,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e33a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:48, skipping insertion in model container [2019-10-13 18:30:48,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:30:48" (1/1) ... [2019-10-13 18:30:48,489 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:30:48,614 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:30:50,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:30:50,777 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:30:51,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:30:51,363 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:30:51,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51 WrapperNode [2019-10-13 18:30:51,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:30:51,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:30:51,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:30:51,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:30:51,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (1/1) ... [2019-10-13 18:30:51,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:30:51,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:30:51,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:30:51,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:30:51,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (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 [2019-10-13 18:30:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:30:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:30:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 18:30:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 18:30:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-13 18:30:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-13 18:30:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 18:30:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 18:30:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-13 18:30:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 18:30:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-13 18:30:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-10-13 18:30:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-10-13 18:30:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-10-13 18:30:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-13 18:30:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 18:30:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-13 18:30:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2019-10-13 18:30:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2019-10-13 18:30:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 18:30:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 18:30:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 18:30:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:30:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 18:30:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-13 18:30:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 18:30:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 18:30:51,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:30:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 18:30:51,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-13 18:30:51,777 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_phy_mode [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_mac_address [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_open [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_close [2019-10-13 18:30:51,778 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_start_xmit [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_rx [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_interrupt [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_probe [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_suspend [2019-10-13 18:30:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_resume [2019-10-13 18:30:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_init [2019-10-13 18:30:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_driver_exit [2019-10-13 18:30:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_1 [2019-10-13 18:30:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-10-13 18:30:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:30:51,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-13 18:30:51,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-13 18:30:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_12 [2019-10-13 18:30:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-10-13 18:30:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_14 [2019-10-13 18:30:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_15 [2019-10-13 18:30:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_16 [2019-10-13 18:30:51,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_17 [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_18 [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-13 18:30:51,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 18:30:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 18:30:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 18:30:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 18:30:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-13 18:30:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:30:51,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-13 18:30:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-13 18:30:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 18:30:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 18:30:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-13 18:30:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2019-10-13 18:30:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2019-10-13 18:30:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-13 18:30:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-13 18:30:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 18:30:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 18:30:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-10-13 18:30:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap [2019-10-13 18:30:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-13 18:30:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-13 18:30:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-13 18:30:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-13 18:30:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-13 18:30:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2019-10-13 18:30:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 18:30:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-10-13 18:30:51,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-10-13 18:30:51,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-10-13 18:30:51,792 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_hwaddr [2019-10-13 18:30:51,792 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2019-10-13 18:30:51,792 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2019-10-13 18:30:51,793 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_mii_init [2019-10-13 18:30:51,793 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_hwaddr [2019-10-13 18:30:51,793 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2019-10-13 18:30:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2019-10-13 18:30:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2019-10-13 18:30:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-13 18:30:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-13 18:30:51,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-13 18:30:51,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-13 18:30:51,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-13 18:30:51,802 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2019-10-13 18:30:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_probe [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 18:30:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 18:30:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-10-13 18:30:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-10-13 18:30:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 18:30:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-13 18:30:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:30:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:30:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 18:30:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:30:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:30:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:30:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 18:30:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:30:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-10-13 18:30:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 18:30:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 18:30:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 18:30:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 18:30:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 18:30:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 18:30:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-13 18:30:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:30:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_12 [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:30:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:30:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_1 [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-13 18:30:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_16 [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_18 [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 18:30:51,827 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-13 18:30:51,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-10-13 18:30:51,830 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-13 18:30:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-13 18:30:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-13 18:30:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2019-10-13 18:30:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 18:30:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_14 [2019-10-13 18:30:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 18:30:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_15 [2019-10-13 18:30:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_17 [2019-10-13 18:30:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-13 18:30:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-13 18:30:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-13 18:30:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-13 18:30:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-13 18:30:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-13 18:30:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-13 18:30:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-13 18:30:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-13 18:30:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-13 18:30:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_probe [2019-10-13 18:30:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2019-10-13 18:30:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2019-10-13 18:30:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap [2019-10-13 18:30:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_phy_mode [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_mac_address [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure macb_mii_init [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_hwaddr [2019-10-13 18:30:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_hwaddr [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_open [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_close [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_start_xmit [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_rx [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_interrupt [2019-10-13 18:30:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2019-10-13 18:30:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_probe [2019-10-13 18:30:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:30:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2019-10-13 18:30:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_suspend [2019-10-13 18:30:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_resume [2019-10-13 18:30:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_init [2019-10-13 18:30:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_driver_exit [2019-10-13 18:30:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-10-13 18:30:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-10-13 18:30:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 18:30:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:30:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:30:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:30:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:30:52,637 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:30:54,466 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:30:54,467 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 18:30:54,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:30:54 BoogieIcfgContainer [2019-10-13 18:30:54,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:30:54,470 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:30:54,470 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:30:54,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:30:54,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:30:48" (1/3) ... [2019-10-13 18:30:54,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46314385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:30:54, skipping insertion in model container [2019-10-13 18:30:54,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:30:51" (2/3) ... [2019-10-13 18:30:54,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46314385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:30:54, skipping insertion in model container [2019-10-13 18:30:54,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:30:54" (3/3) ... [2019-10-13 18:30:54,476 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 [2019-10-13 18:30:54,488 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:30:54,501 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:30:54,513 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:30:54,548 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:30:54,548 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:30:54,548 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:30:54,548 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:30:54,548 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:30:54,548 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:30:54,549 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:30:54,549 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:30:54,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states. [2019-10-13 18:30:54,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 18:30:54,605 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:30:54,606 INFO L380 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] [2019-10-13 18:30:54,609 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:30:54,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:30:54,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1697942406, now seen corresponding path program 1 times [2019-10-13 18:30:54,626 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:30:54,626 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283318092] [2019-10-13 18:30:54,627 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:30:54,627 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:30:54,627 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:30:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,402 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-13 18:30:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:30:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-13 18:30:55,598 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283318092] [2019-10-13 18:30:55,599 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:30:55,599 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 18:30:55,600 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213071214] [2019-10-13 18:30:55,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 18:30:55,605 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:30:55,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 18:30:55,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 18:30:55,621 INFO L87 Difference]: Start difference. First operand 1031 states. Second operand 7 states. [2019-10-13 18:30:55,851 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-13 18:30:56,690 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-10-13 18:31:01,029 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-10-13 18:31:08,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 18:31:08,295 INFO L93 Difference]: Finished difference Result 2876 states and 3843 transitions. [2019-10-13 18:31:08,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-13 18:31:08,297 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-13 18:31:08,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 18:31:08,371 INFO L225 Difference]: With dead ends: 2876 [2019-10-13 18:31:08,371 INFO L226 Difference]: Without dead ends: 2056 [2019-10-13 18:31:08,381 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2019-10-13 18:31:08,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2056 states. [2019-10-13 18:31:08,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2056 to 1514. [2019-10-13 18:31:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1514 states. [2019-10-13 18:31:08,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 1865 transitions. [2019-10-13 18:31:08,775 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 1865 transitions. Word has length 61 [2019-10-13 18:31:08,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 18:31:08,776 INFO L462 AbstractCegarLoop]: Abstraction has 1514 states and 1865 transitions. [2019-10-13 18:31:08,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 18:31:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1865 transitions. [2019-10-13 18:31:08,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-13 18:31:08,782 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:31:08,783 INFO L380 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] [2019-10-13 18:31:08,783 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:31:08,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:31:08,783 INFO L82 PathProgramCache]: Analyzing trace with hash 376917718, now seen corresponding path program 1 times [2019-10-13 18:31:08,784 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:31:08,784 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122576075] [2019-10-13 18:31:08,784 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:31:08,784 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:31:08,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:31:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,184 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-13 18:31:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-13 18:31:09,427 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122576075] [2019-10-13 18:31:09,427 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:31:09,428 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 18:31:09,428 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342550687] [2019-10-13 18:31:09,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 18:31:09,430 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:31:09,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 18:31:09,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 18:31:09,431 INFO L87 Difference]: Start difference. First operand 1514 states and 1865 transitions. Second operand 10 states. [2019-10-13 18:31:09,675 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-10-13 18:31:10,015 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-10-13 18:31:10,369 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-10-13 18:31:12,727 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 162 [2019-10-13 18:31:13,051 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-10-13 18:31:13,312 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-10-13 18:31:18,217 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 164