/usr/bin/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--dec--tulip--xircom_cb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 20:02:57,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 20:02:57,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 20:02:57,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 20:02:57,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 20:02:57,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 20:02:57,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 20:02:57,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 20:02:57,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 20:02:57,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 20:02:57,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 20:02:57,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 20:02:57,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 20:02:57,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 20:02:57,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 20:02:57,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 20:02:57,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 20:02:57,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 20:02:57,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 20:02:57,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 20:02:57,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 20:02:57,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 20:02:57,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 20:02:57,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 20:02:57,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 20:02:57,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 20:02:57,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 20:02:57,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 20:02:57,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 20:02:57,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 20:02:57,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 20:02:57,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 20:02:57,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 20:02:57,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 20:02:57,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 20:02:57,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 20:02:57,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 20:02:57,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 20:02:57,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 20:02:57,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 20:02:57,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 20:02:57,930 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 [2019-11-06 20:02:57,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 20:02:57,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 20:02:57,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 20:02:57,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 20:02:57,958 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 20:02:57,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 20:02:57,959 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 20:02:57,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 20:02:57,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 20:02:57,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 20:02:57,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 20:02:57,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 20:02:57,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 20:02:57,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 20:02:57,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 20:02:57,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 20:02:57,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 20:02:57,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 20:02:57,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 20:02:57,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 20:02:57,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 20:02:57,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 20:02:57,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 20:02:57,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 20:02:57,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 20:02:57,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 20:02:57,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 20:02:57,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 20:02:57,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 20:02:58,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 20:02:58,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 20:02:58,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 20:02:58,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 20:02:58,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 20:02:58,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i [2019-11-06 20:02:58,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1edd222e/e235ff3f0bbc42e3a9c3c49853522ae7/FLAGce394c0f4 [2019-11-06 20:02:59,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 20:02:59,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i [2019-11-06 20:02:59,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1edd222e/e235ff3f0bbc42e3a9c3c49853522ae7/FLAGce394c0f4 [2019-11-06 20:02:59,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1edd222e/e235ff3f0bbc42e3a9c3c49853522ae7 [2019-11-06 20:02:59,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 20:02:59,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 20:02:59,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 20:02:59,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 20:02:59,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 20:02:59,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:02:59" (1/1) ... [2019-11-06 20:02:59,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5535a222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:02:59, skipping insertion in model container [2019-11-06 20:02:59,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:02:59" (1/1) ... [2019-11-06 20:02:59,721 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 20:02:59,836 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 20:03:01,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 20:03:01,980 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 20:03:02,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 20:03:02,718 INFO L192 MainTranslator]: Completed translation [2019-11-06 20:03:02,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02 WrapperNode [2019-11-06 20:03:02,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 20:03:02,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 20:03:02,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 20:03:02,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 20:03:02,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (1/1) ... [2019-11-06 20:03:02,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 20:03:02,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 20:03:02,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 20:03:02,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 20:03:02,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (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 [2019-11-06 20:03:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 20:03:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 20:03:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-11-06 20:03:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-11-06 20:03:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-11-06 20:03:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-11-06 20:03:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-11-06 20:03:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-11-06 20:03:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-11-06 20:03:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-06 20:03:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-06 20:03:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-06 20:03:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-06 20:03:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-06 20:03:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-06 20:03:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-11-06 20:03:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-11-06 20:03:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-11-06 20:03:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-11-06 20:03:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-11-06 20:03:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-11-06 20:03:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-11-06 20:03:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 20:03:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-06 20:03:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-06 20:03:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-06 20:03:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-11-06 20:03:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2019-11-06 20:03:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2019-11-06 20:03:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-11-06 20:03:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_probe [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_remove [2019-11-06 20:03:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_interrupt [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_start_xmit [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_open [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_close [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_poll_controller [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure initialize_card [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_transmit [2019-11-06 20:03:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_receive [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_descriptors [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_descriptors [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure link_status_changed [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_active [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_active [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_receiver [2019-11-06 20:03:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivate_receiver [2019-11-06 20:03:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_transmitter [2019-11-06 20:03:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivate_transmitter [2019-11-06 20:03:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_transmit_interrupt [2019-11-06 20:03:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_receive_interrupt [2019-11-06 20:03:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_link_interrupt [2019-11-06 20:03:03,050 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_all_interrupts [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_common_interrupts [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_promisc [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure link_status [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mac_address [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure transceiver_voodoo [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_up [2019-11-06 20:03:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure investigate_read_descriptor [2019-11-06 20:03:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure investigate_write_descriptor [2019-11-06 20:03:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_ops_init [2019-11-06 20:03:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xircom_ops_exit [2019-11-06 20:03:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_3 [2019-11-06 20:03:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-11-06 20:03:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-11-06 20:03:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-11-06 20:03:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-11-06 20:03:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-11-06 20:03:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-11-06 20:03:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_12 [2019-11-06 20:03:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_13 [2019-11-06 20:03:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_14 [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_15 [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_16 [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_17 [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_18 [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_19 [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-11-06 20:03:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-06 20:03:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-11-06 20:03:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-11-06 20:03:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-11-06 20:03:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-06 20:03:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-11-06 20:03:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-11-06 20:03:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-11-06 20:03:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-11-06 20:03:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-11-06 20:03:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-11-06 20:03:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-11-06 20:03:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-11-06 20:03:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-11-06 20:03:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-11-06 20:03:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-11-06 20:03:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-11-06 20:03:03,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-11-06 20:03:03,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-11-06 20:03:03,064 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-06 20:03:03,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-06 20:03:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-06 20:03:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-06 20:03:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-06 20:03:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-11-06 20:03:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-11-06 20:03:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 20:03:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_18 [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-11-06 20:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 20:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-06 20:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_3 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-11-06 20:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_16 [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_17 [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2019-11-06 20:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-11-06 20:03:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-11-06 20:03:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_13 [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_15 [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-11-06 20:03:03,080 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-11-06 20:03:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_19 [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_12 [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-11-06 20:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_14 [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-11-06 20:03:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_probe [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_remove [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_interrupt [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_start_xmit [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_open [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_close [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_up [2019-11-06 20:03:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_poll_controller [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure investigate_read_descriptor [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure investigate_write_descriptor [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure read_mac_address [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure transceiver_voodoo [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure initialize_card [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_transmit [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_receive [2019-11-06 20:03:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure setup_descriptors [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure remove_descriptors [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure link_status_changed [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure activate_receiver [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure deactivate_receiver [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure activate_transmitter [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure deactivate_transmitter [2019-11-06 20:03:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure enable_transmit_interrupt [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure enable_receive_interrupt [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure enable_link_interrupt [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure disable_all_interrupts [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure link_status [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 20:03:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_active [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure receive_active [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure enable_common_interrupts [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure enable_promisc [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_ops_init [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure xircom_ops_exit [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-11-06 20:03:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-11-06 20:03:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-11-06 20:03:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 20:03:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 20:03:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-06 20:03:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-06 20:03:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-06 20:03:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-06 20:03:04,059 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-06 20:03:08,354 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 20:03:08,354 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 20:03:08,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 08:03:08 BoogieIcfgContainer [2019-11-06 20:03:08,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 20:03:08,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 20:03:08,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 20:03:08,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 20:03:08,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 08:02:59" (1/3) ... [2019-11-06 20:03:08,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2ab1ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 08:03:08, skipping insertion in model container [2019-11-06 20:03:08,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:03:02" (2/3) ... [2019-11-06 20:03:08,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2ab1ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 08:03:08, skipping insertion in model container [2019-11-06 20:03:08,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 08:03:08" (3/3) ... [2019-11-06 20:03:08,366 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--dec--tulip--xircom_cb.ko-entry_point.cil.out.i [2019-11-06 20:03:08,376 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 20:03:08,388 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 20:03:08,400 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 20:03:08,445 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 20:03:08,445 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 20:03:08,446 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 20:03:08,446 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 20:03:08,446 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 20:03:08,446 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 20:03:08,446 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 20:03:08,446 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 20:03:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states. [2019-11-06 20:03:08,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-06 20:03:08,529 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 20:03:08,531 INFO L410 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] [2019-11-06 20:03:08,534 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 20:03:08,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 20:03:08,548 INFO L82 PathProgramCache]: Analyzing trace with hash 2145756215, now seen corresponding path program 1 times [2019-11-06 20:03:08,559 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 20:03:08,560 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425807334] [2019-11-06 20:03:08,560 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 20:03:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,048 WARN L191 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2019-11-06 20:03:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:03:10,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-06 20:03:10,296 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425807334] [2019-11-06 20:03:10,297 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 20:03:10,297 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 20:03:10,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661787064] [2019-11-06 20:03:10,303 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 20:03:10,303 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 20:03:10,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 20:03:10,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 20:03:10,320 INFO L87 Difference]: Start difference. First operand 1172 states. Second operand 6 states. [2019-11-06 20:03:11,143 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2019-11-06 20:03:13,343 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2019-11-06 20:03:28,469 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 357