java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:21:14,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:21:14,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:21:14,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:21:14,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:21:14,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:21:14,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:21:14,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:21:14,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:21:14,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:21:14,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:21:14,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:21:14,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:21:14,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:21:14,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:21:14,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:21:14,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:21:14,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:21:14,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:21:14,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:21:14,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:21:14,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:21:14,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:21:14,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:21:14,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:21:14,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:21:14,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:21:14,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:21:14,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:21:14,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:21:14,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:21:14,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:21:14,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:21:14,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:21:14,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:21:14,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:21:14,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:21:14,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:21:14,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:21:14,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:21:14,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:21:14,960 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 [2019-09-20 22:21:14,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:21:14,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:21:14,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:21:14,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:21:14,976 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:21:14,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:21:14,977 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:21:14,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:21:14,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:21:14,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:21:14,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:21:14,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:21:14,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:21:14,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:21:14,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:21:14,978 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:21:14,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:21:14,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:21:14,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:21:14,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:21:14,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:21:14,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:21:14,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:21:14,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:21:14,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:21:14,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:21:14,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:21:14,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:21:14,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:21:15,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:21:15,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:21:15,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:21:15,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:21:15,029 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:21:15,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-20 22:21:15,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2535f333/f6bf16feb833404288b4983c4c7ff783/FLAG34fec8a55 [2019-09-20 22:21:15,913 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:21:15,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-20 22:21:15,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2535f333/f6bf16feb833404288b4983c4c7ff783/FLAG34fec8a55 [2019-09-20 22:21:16,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2535f333/f6bf16feb833404288b4983c4c7ff783 [2019-09-20 22:21:16,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:21:16,446 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:21:16,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:21:16,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:21:16,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:21:16,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:21:16" (1/1) ... [2019-09-20 22:21:16,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15429cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:16, skipping insertion in model container [2019-09-20 22:21:16,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:21:16" (1/1) ... [2019-09-20 22:21:16,464 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:21:16,596 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:21:18,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:21:18,533 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:21:18,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:21:19,226 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:21:19,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19 WrapperNode [2019-09-20 22:21:19,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:21:19,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:21:19,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:21:19,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:21:19,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... [2019-09-20 22:21:19,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:21:19,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:21:19,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:21:19,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:21:19,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:21:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:21:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:21:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:21:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 22:21:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-20 22:21:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 22:21:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 22:21:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 22:21:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-20 22:21:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 22:21:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 22:21:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 22:21:19,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 22:21:19,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 22:21:19,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 22:21:19,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 22:21:19,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 22:21:19,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-20 22:21:19,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 22:21:19,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 22:21:19,706 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 22:21:19,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 22:21:19,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 22:21:19,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 22:21:19,707 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-20 22:21:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-20 22:21:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-20 22:21:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 22:21:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-09-20 22:21:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-20 22:21:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-20 22:21:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-20 22:21:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-20 22:21:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-20 22:21:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-20 22:21:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-20 22:21:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-20 22:21:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-20 22:21:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2019-09-20 22:21:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2019-09-20 22:21:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2019-09-20 22:21:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2019-09-20 22:21:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2019-09-20 22:21:19,713 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2019-09-20 22:21:19,713 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2019-09-20 22:21:19,713 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2019-09-20 22:21:19,714 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2019-09-20 22:21:19,714 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2019-09-20 22:21:19,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2019-09-20 22:21:19,715 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2019-09-20 22:21:19,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2019-09-20 22:21:19,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2019-09-20 22:21:19,715 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2019-09-20 22:21:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2019-09-20 22:21:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2019-09-20 22:21:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2019-09-20 22:21:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2019-09-20 22:21:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2019-09-20 22:21:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2019-09-20 22:21:19,717 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2019-09-20 22:21:19,717 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2019-09-20 22:21:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2019-09-20 22:21:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2019-09-20 22:21:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2019-09-20 22:21:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2019-09-20 22:21:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2019-09-20 22:21:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2019-09-20 22:21:19,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-09-20 22:21:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-20 22:21:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-20 22:21:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-20 22:21:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-20 22:21:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-20 22:21:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-20 22:21:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-20 22:21:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-20 22:21:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2019-09-20 22:21:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2019-09-20 22:21:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2019-09-20 22:21:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-09-20 22:21:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-09-20 22:21:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2019-09-20 22:21:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2019-09-20 22:21:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2019-09-20 22:21:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-20 22:21:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 22:21:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 22:21:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 22:21:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-20 22:21:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 22:21:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-20 22:21:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-20 22:21:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-09-20 22:21:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 22:21:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-20 22:21:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-20 22:21:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-20 22:21:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-20 22:21:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-09-20 22:21:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-09-20 22:21:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-20 22:21:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 22:21:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 22:21:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 22:21:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-20 22:21:19,736 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-20 22:21:19,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-20 22:21:19,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-20 22:21:19,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 22:21:19,738 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-09-20 22:21:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-20 22:21:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-20 22:21:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 22:21:19,742 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2019-09-20 22:21:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-09-20 22:21:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2019-09-20 22:21:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2019-09-20 22:21:19,743 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2019-09-20 22:21:19,744 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2019-09-20 22:21:19,744 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2019-09-20 22:21:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-09-20 22:21:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-09-20 22:21:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-09-20 22:21:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-09-20 22:21:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-20 22:21:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-09-20 22:21:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 22:21:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 22:21:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 22:21:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 22:21:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 22:21:19,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:21:19,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 22:21:19,752 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 22:21:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 22:21:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 22:21:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 22:21:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 22:21:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-20 22:21:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 22:21:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2019-09-20 22:21:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 22:21:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2019-09-20 22:21:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2019-09-20 22:21:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2019-09-20 22:21:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-20 22:21:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 22:21:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-20 22:21:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 22:21:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-20 22:21:19,765 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-20 22:21:19,766 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-20 22:21:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-20 22:21:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-20 22:21:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-20 22:21:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-20 22:21:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-09-20 22:21:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-09-20 22:21:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-20 22:21:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-20 22:21:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-20 22:21:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2019-09-20 22:21:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-09-20 22:21:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2019-09-20 22:21:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2019-09-20 22:21:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2019-09-20 22:21:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2019-09-20 22:21:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2019-09-20 22:21:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2019-09-20 22:21:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2019-09-20 22:21:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 22:21:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:21:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:21:19,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 22:21:19,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 22:21:19,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 22:21:19,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 22:21:21,037 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 22:21:31,388 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:21:31,388 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 22:21:31,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:21:31 BoogieIcfgContainer [2019-09-20 22:21:31,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:21:31,391 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:21:31,391 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:21:31,391 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:21:31,392 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:21:31" (1/1) ... [2019-09-20 22:21:31,393 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 22:21:31,419 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:21:31,419 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:21:31,431 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:21:31,439 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:21:31,440 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:21:54,169 WARN L191 SmtUtils]: Spent 22.62 s on a formula simplification that was a NOOP. DAG size: 707