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 ReUseSupersetCallSummarizer --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 21:17:56,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:17:56,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:17:56,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:17:56,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:17:56,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:17:56,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:17:56,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:17:56,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:17:56,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:17:56,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:17:56,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:17:56,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:17:56,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:17:56,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:17:56,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:17:56,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:17:56,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:17:56,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:17:56,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:17:56,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:17:56,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:17:56,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:17:56,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:17:56,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:17:56,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:17:56,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:17:56,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:17:56,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:17:56,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:17:56,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:17:56,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:17:56,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:17:56,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:17:56,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:17:56,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:17:56,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:17:56,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:17:56,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:17:56,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:17:56,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:17:56,889 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 21:17:56,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:17:56,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:17:56,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:17:56,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:17:56,917 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:17:56,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:17:56,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:17:56,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:17:56,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:17:56,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:17:56,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:17:56,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:17:56,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:17:56,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:17:56,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:17:56,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:17:56,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:17:56,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:17:56,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:17:56,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:17:56,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:17:56,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:17:56,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:17:56,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:17:56,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:17:56,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:17:56,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:17:56,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:17:56,923 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 -> ReUseSupersetCallSummarizer 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 21:17:56,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:17:56,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:17:57,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:17:57,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:17:57,002 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:17:57,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-20 21:17:57,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f296d323/daef04159c77440d8430faf6c7bcb0df/FLAGd10d8a136 [2019-09-20 21:17:57,877 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:17:57,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-20 21:17:57,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f296d323/daef04159c77440d8430faf6c7bcb0df/FLAGd10d8a136 [2019-09-20 21:17:58,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f296d323/daef04159c77440d8430faf6c7bcb0df [2019-09-20 21:17:58,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:17:58,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:17:58,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:17:58,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:17:58,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:17:58,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:17:58" (1/1) ... [2019-09-20 21:17:58,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7addb51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:58, skipping insertion in model container [2019-09-20 21:17:58,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:17:58" (1/1) ... [2019-09-20 21:17:58,435 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:17:58,581 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:18:00,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:18:00,703 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:18:01,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:18:01,458 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:18:01,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01 WrapperNode [2019-09-20 21:18:01,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:18:01,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:18:01,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:18:01,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:18:01,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (1/1) ... [2019-09-20 21:18:01,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:18:01,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:18:01,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:18:01,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:18:01,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:18:01" (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 21:18:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:18:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:18:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 21:18:01,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-20 21:18:01,869 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 21:18:01,869 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 21:18:01,869 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 21:18:01,869 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-20 21:18:01,870 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 21:18:01,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 21:18:01,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 21:18:01,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 21:18:01,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 21:18:01,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 21:18:01,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 21:18:01,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 21:18:01,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-20 21:18:01,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 21:18:01,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 21:18:01,873 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 21:18:01,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 21:18:01,874 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 21:18:01,874 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-20 21:18:01,874 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-20 21:18:01,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-20 21:18:01,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 21:18:01,875 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-09-20 21:18:01,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-20 21:18:01,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-20 21:18:01,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-20 21:18:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2019-09-20 21:18:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2019-09-20 21:18:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2019-09-20 21:18:01,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2019-09-20 21:18:01,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2019-09-20 21:18:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2019-09-20 21:18:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2019-09-20 21:18:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2019-09-20 21:18:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2019-09-20 21:18:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2019-09-20 21:18:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2019-09-20 21:18:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2019-09-20 21:18:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2019-09-20 21:18:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2019-09-20 21:18:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2019-09-20 21:18:01,881 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2019-09-20 21:18:01,882 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2019-09-20 21:18:01,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2019-09-20 21:18:01,883 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2019-09-20 21:18:01,883 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2019-09-20 21:18:01,884 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2019-09-20 21:18:01,884 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2019-09-20 21:18:01,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2019-09-20 21:18:01,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-09-20 21:18:01,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-20 21:18:01,885 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-20 21:18:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-20 21:18:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-20 21:18:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-20 21:18:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-20 21:18:01,886 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-20 21:18:01,887 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-20 21:18:01,887 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:18:01,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2019-09-20 21:18:01,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2019-09-20 21:18:01,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-09-20 21:18:01,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 21:18:01,890 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-20 21:18:01,891 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 21:18:01,891 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-20 21:18:01,891 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-20 21:18:01,892 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-09-20 21:18:01,892 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 21:18:01,892 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-20 21:18:01,892 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-20 21:18:01,893 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-20 21:18:01,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-20 21:18:01,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-09-20 21:18:01,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-09-20 21:18:01,894 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-20 21:18:01,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 21:18:01,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 21:18:01,894 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 21:18:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-20 21:18:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-20 21:18:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-20 21:18:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-20 21:18:01,896 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 21:18:01,896 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-09-20 21:18:01,899 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2019-09-20 21:18:01,900 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2019-09-20 21:18:01,901 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2019-09-20 21:18:01,901 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2019-09-20 21:18:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-09-20 21:18:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-09-20 21:18:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-09-20 21:18:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-09-20 21:18:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-20 21:18:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-09-20 21:18:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 21:18:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 21:18:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 21:18:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 21:18:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 21:18:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:18:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 21:18:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 21:18:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 21:18:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 21:18:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 21:18:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 21:18:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 21:18:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 21:18:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-20 21:18:01,917 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-20 21:18:01,917 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-20 21:18:01,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2019-09-20 21:18:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2019-09-20 21:18:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2019-09-20 21:18:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2019-09-20 21:18:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2019-09-20 21:18:01,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-09-20 21:18:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-20 21:18:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2019-09-20 21:18:01,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-20 21:18:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-09-20 21:18:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:18:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-09-20 21:18:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-09-20 21:18:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-20 21:18:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-20 21:18:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-20 21:18:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-20 21:18:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-20 21:18:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-20 21:18:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2019-09-20 21:18:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2019-09-20 21:18:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 21:18:01,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2019-09-20 21:18:01,937 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2019-09-20 21:18:01,938 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2019-09-20 21:18:01,939 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:18:01,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 21:18:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 21:18:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:18:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 21:18:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 21:18:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 21:18:01,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 21:18:03,233 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 21:18:14,028 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:18:14,029 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 21:18:14,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:18:14 BoogieIcfgContainer [2019-09-20 21:18:14,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:18:14,034 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:18:14,035 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:18:14,035 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:18:14,036 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:18:14" (1/1) ... [2019-09-20 21:18:14,037 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:18:14,085 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:18:14,087 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:18:14,119 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:18:14,133 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:18:14,135 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:18:37,846 WARN L191 SmtUtils]: Spent 23.54 s on a formula simplification that was a NOOP. DAG size: 707