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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --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 20:15:53,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:15:53,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:15:53,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:15:53,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:15:53,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:15:53,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:15:53,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:15:53,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:15:53,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:15:53,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:15:53,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:15:53,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:15:53,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:15:53,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:15:53,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:15:53,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:15:53,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:15:53,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:15:53,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:15:53,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:15:53,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:15:53,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:15:53,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:15:53,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:15:53,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:15:53,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:15:53,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:15:53,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:15:53,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:15:53,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:15:53,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:15:53,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:15:53,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:15:53,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:15:53,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:15:53,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:15:53,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:15:53,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:15:53,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:15:53,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:15:53,395 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 20:15:53,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:15:53,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:15:53,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:15:53,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:15:53,412 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:15:53,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:15:53,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:15:53,412 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:15:53,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:15:53,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:15:53,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:15:53,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:15:53,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:15:53,413 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:15:53,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:15:53,414 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:15:53,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:15:53,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:15:53,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:15:53,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:15:53,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:15:53,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:15:53,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:15:53,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:15:53,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:15:53,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:15:53,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:15:53,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:15:53,416 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer 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 20:15:53,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:15:53,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:15:53,464 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:15:53,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:15:53,466 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:15:53,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-20 20:15:53,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3118f5561/9e99ea07a06048f892cf00a0ca216f8a/FLAG45f8f72ea [2019-09-20 20:15:54,312 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:15:54,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-20 20:15:54,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3118f5561/9e99ea07a06048f892cf00a0ca216f8a/FLAG45f8f72ea [2019-09-20 20:15:54,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3118f5561/9e99ea07a06048f892cf00a0ca216f8a [2019-09-20 20:15:54,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:15:54,389 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:15:54,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:15:54,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:15:54,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:15:54,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:15:54" (1/1) ... [2019-09-20 20:15:54,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589a365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:54, skipping insertion in model container [2019-09-20 20:15:54,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:15:54" (1/1) ... [2019-09-20 20:15:54,406 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:15:54,560 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:15:56,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:15:56,325 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:15:56,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:15:57,105 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:15:57,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57 WrapperNode [2019-09-20 20:15:57,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:15:57,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:15:57,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:15:57,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:15:57,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (1/1) ... [2019-09-20 20:15:57,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:15:57,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:15:57,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:15:57,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:15:57,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:15:57" (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 20:15:57,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:15:57,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:15:57,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 20:15:57,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-20 20:15:57,496 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 20:15:57,496 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 20:15:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 20:15:57,498 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-20 20:15:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 20:15:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 20:15:57,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 20:15:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 20:15:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 20:15:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 20:15:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 20:15:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 20:15:57,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-20 20:15:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 20:15:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 20:15:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 20:15:57,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 20:15:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 20:15:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-20 20:15:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 20:15:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-20 20:15:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 20:15:57,505 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 20:15:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 20:15:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 20:15:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-20 20:15:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-20 20:15:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-20 20:15:57,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 20:15:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-09-20 20:15:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-20 20:15:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-20 20:15:57,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-20 20:15:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-20 20:15:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-20 20:15:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-20 20:15:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-20 20:15:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-20 20:15:57,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-20 20:15:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2019-09-20 20:15:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2019-09-20 20:15:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2019-09-20 20:15:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2019-09-20 20:15:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2019-09-20 20:15:57,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2019-09-20 20:15:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2019-09-20 20:15:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2019-09-20 20:15:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2019-09-20 20:15:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2019-09-20 20:15:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2019-09-20 20:15:57,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2019-09-20 20:15:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2019-09-20 20:15:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2019-09-20 20:15:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2019-09-20 20:15:57,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2019-09-20 20:15:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2019-09-20 20:15:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2019-09-20 20:15:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2019-09-20 20:15:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2019-09-20 20:15:57,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2019-09-20 20:15:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2019-09-20 20:15:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2019-09-20 20:15:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2019-09-20 20:15:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2019-09-20 20:15:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2019-09-20 20:15:57,513 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2019-09-20 20:15:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2019-09-20 20:15:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2019-09-20 20:15:57,514 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2019-09-20 20:15:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2019-09-20 20:15:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2019-09-20 20:15:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2019-09-20 20:15:57,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2019-09-20 20:15:57,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2019-09-20 20:15:57,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2019-09-20 20:15:57,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-09-20 20:15:57,517 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-20 20:15:57,517 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-20 20:15:57,517 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-20 20:15:57,517 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-20 20:15:57,517 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-20 20:15:57,517 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-20 20:15:57,518 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-20 20:15:57,518 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-20 20:15:57,518 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2019-09-20 20:15:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2019-09-20 20:15:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-20 20:15:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 20:15:57,522 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 20:15:57,522 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 20:15:57,522 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-20 20:15:57,522 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 20:15:57,522 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-20 20:15:57,523 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-20 20:15:57,523 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-09-20 20:15:57,523 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 20:15:57,523 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-20 20:15:57,523 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-20 20:15:57,524 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-20 20:15:57,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-20 20:15:57,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-09-20 20:15:57,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-09-20 20:15:57,525 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-20 20:15:57,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 20:15:57,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 20:15:57,526 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 20:15:57,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-20 20:15:57,526 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-20 20:15:57,526 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-20 20:15:57,527 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-20 20:15:57,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 20:15:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-09-20 20:15:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-20 20:15:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-20 20:15:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 20:15:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2019-09-20 20:15:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-09-20 20:15:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2019-09-20 20:15:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2019-09-20 20:15:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2019-09-20 20:15:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2019-09-20 20:15:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2019-09-20 20:15:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-09-20 20:15:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-09-20 20:15:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-09-20 20:15:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-09-20 20:15:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-20 20:15:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-09-20 20:15:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 20:15:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 20:15:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 20:15:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 20:15:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 20:15:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:15:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:15:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 20:15:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2019-09-20 20:15:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 20:15:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 20:15:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-20 20:15:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 20:15:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 20:15:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 20:15:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-20 20:15:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 20:15:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-20 20:15:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 20:15:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2019-09-20 20:15:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2019-09-20 20:15:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2019-09-20 20:15:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-09-20 20:15:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-20 20:15:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2019-09-20 20:15:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-20 20:15:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-09-20 20:15:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-09-20 20:15:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-20 20:15:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-20 20:15:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-20 20:15:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-20 20:15:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-20 20:15:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-20 20:15:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-20 20:15:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-20 20:15:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-09-20 20:15:57,569 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-09-20 20:15:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-20 20:15:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-20 20:15:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-20 20:15:57,570 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2019-09-20 20:15:57,571 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2019-09-20 20:15:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:15:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2019-09-20 20:15:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2019-09-20 20:15:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:15:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 20:15:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 20:15:57,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 20:15:58,799 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 20:16:02,698 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:16:02,698 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:16:02,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:16:02 BoogieIcfgContainer [2019-09-20 20:16:02,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:16:02,702 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:16:02,702 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:16:02,703 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:16:02,704 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:16:02" (1/1) ... [2019-09-20 20:16:02,704 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:16:02,729 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:16:02,729 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:16:02,750 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:16:02,761 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:16:02,762 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:16:03,223 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-09-20 20:16:03,346 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:16:03,591 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-20 20:16:03,995 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-20 20:16:04,270 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-09-20 20:16:04,694 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 94 [2019-09-20 20:16:05,026 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 89 [2019-09-20 20:16:05,662 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 103 [2019-09-20 20:16:06,211 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 98 [2019-09-20 20:16:06,925 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 112 [2019-09-20 20:16:07,391 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2019-09-20 20:16:08,051 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 121 [2019-09-20 20:16:08,565 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2019-09-20 20:16:08,811 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 20:16:09,667 WARN L191 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 130 [2019-09-20 20:16:10,330 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 125 [2019-09-20 20:16:10,671 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 20:16:11,686 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 239 DAG size of output: 139 [2019-09-20 20:16:12,356 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 134 [2019-09-20 20:16:12,717 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 20:16:13,605 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 148 [2019-09-20 20:16:14,409 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 143 [2019-09-20 20:16:14,863 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 20:16:15,962 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 324 DAG size of output: 156 [2019-09-20 20:16:16,918 WARN L191 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 153 [2019-09-20 20:16:17,553 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2019-09-20 20:16:18,886 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 350 DAG size of output: 167 [2019-09-20 20:16:19,862 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 162 [2019-09-20 20:16:20,877 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-09-20 20:16:26,456 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 634 DAG size of output: 404 [2019-09-20 20:16:29,653 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 437 DAG size of output: 399 [2019-09-20 20:16:30,910 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 335