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 SequenceOfStatements --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-efa34d5 [2019-09-18 10:55:46,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 10:55:46,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 10:55:46,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 10:55:46,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 10:55:46,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 10:55:46,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 10:55:46,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 10:55:46,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 10:55:46,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 10:55:46,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 10:55:46,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 10:55:46,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 10:55:46,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 10:55:46,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 10:55:46,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 10:55:46,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 10:55:46,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 10:55:46,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 10:55:46,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 10:55:46,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 10:55:46,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 10:55:46,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 10:55:46,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 10:55:46,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 10:55:46,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 10:55:46,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 10:55:46,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 10:55:46,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 10:55:46,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 10:55:46,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 10:55:46,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 10:55:46,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 10:55:46,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 10:55:46,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 10:55:46,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 10:55:46,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 10:55:46,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 10:55:46,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 10:55:46,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 10:55:46,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 10:55:46,406 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 [2019-09-18 10:55:46,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 10:55:46,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 10:55:46,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 10:55:46,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 10:55:46,436 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 10:55:46,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 10:55:46,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 10:55:46,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 10:55:46,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 10:55:46,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 10:55:46,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 10:55:46,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 10:55:46,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 10:55:46,438 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 10:55:46,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 10:55:46,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 10:55:46,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 10:55:46,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 10:55:46,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 10:55:46,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 10:55:46,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 10:55:46,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 10:55:46,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 10:55:46,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 10:55:46,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 10:55:46,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 10:55:46,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 10:55:46,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 10:55:46,441 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 -> SequenceOfStatements 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 [2019-09-18 10:55:46,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 10:55:46,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 10:55:46,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 10:55:46,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 10:55:46,508 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 10:55:46,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-18 10:55:46,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98a270eb/4c9dc2f853984a099c2cb0dfb5fc7d39/FLAGc700dc317 [2019-09-18 10:55:47,516 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 10:55:47,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2019-09-18 10:55:47,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98a270eb/4c9dc2f853984a099c2cb0dfb5fc7d39/FLAGc700dc317 [2019-09-18 10:55:47,943 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98a270eb/4c9dc2f853984a099c2cb0dfb5fc7d39 [2019-09-18 10:55:47,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 10:55:47,954 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 10:55:47,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 10:55:47,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 10:55:47,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 10:55:47,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:55:47" (1/1) ... [2019-09-18 10:55:47,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb381e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:47, skipping insertion in model container [2019-09-18 10:55:47,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:55:47" (1/1) ... [2019-09-18 10:55:47,969 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 10:55:48,108 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 10:55:50,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 10:55:50,178 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 10:55:50,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 10:55:50,815 INFO L192 MainTranslator]: Completed translation [2019-09-18 10:55:50,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50 WrapperNode [2019-09-18 10:55:50,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 10:55:50,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 10:55:50,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 10:55:50,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 10:55:50,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:50,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:50,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:50,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:51,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:51,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:51,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (1/1) ... [2019-09-18 10:55:51,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 10:55:51,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 10:55:51,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 10:55:51,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 10:55:51,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:55:50" (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 [2019-09-18 10:55:51,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 10:55:51,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 10:55:51,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-18 10:55:51,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-18 10:55:51,241 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-18 10:55:51,242 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-18 10:55:51,242 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-18 10:55:51,243 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-18 10:55:51,243 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-18 10:55:51,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-18 10:55:51,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-18 10:55:51,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-18 10:55:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-18 10:55:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-18 10:55:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-18 10:55:51,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-18 10:55:51,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-18 10:55:51,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-18 10:55:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-18 10:55:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-18 10:55:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-18 10:55:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-18 10:55:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-18 10:55:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-18 10:55:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-18 10:55:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-18 10:55:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-18 10:55:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-18 10:55:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-18 10:55:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-18 10:55:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-18 10:55:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-18 10:55:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-18 10:55:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-09-18 10:55:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-18 10:55:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-18 10:55:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-18 10:55:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-18 10:55:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-18 10:55:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-18 10:55:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-18 10:55:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-18 10:55:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-18 10:55:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2019-09-18 10:55:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2019-09-18 10:55:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2019-09-18 10:55:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2019-09-18 10:55:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2019-09-18 10:55:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2019-09-18 10:55:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2019-09-18 10:55:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2019-09-18 10:55:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2019-09-18 10:55:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2019-09-18 10:55:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2019-09-18 10:55:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2019-09-18 10:55:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2019-09-18 10:55:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2019-09-18 10:55:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2019-09-18 10:55:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2019-09-18 10:55:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2019-09-18 10:55:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2019-09-18 10:55:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2019-09-18 10:55:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2019-09-18 10:55:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2019-09-18 10:55:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2019-09-18 10:55:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2019-09-18 10:55:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2019-09-18 10:55:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2019-09-18 10:55:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2019-09-18 10:55:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2019-09-18 10:55:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2019-09-18 10:55:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2019-09-18 10:55:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2019-09-18 10:55:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2019-09-18 10:55:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2019-09-18 10:55:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2019-09-18 10:55:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2019-09-18 10:55:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2019-09-18 10:55:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2019-09-18 10:55:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-09-18 10:55:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-18 10:55:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-18 10:55:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-18 10:55:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-18 10:55:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-18 10:55:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-18 10:55:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-18 10:55:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2019-09-18 10:55:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2019-09-18 10:55:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2019-09-18 10:55:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-18 10:55:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-18 10:55:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-09-18 10:55:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-18 10:55:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-18 10:55:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-18 10:55:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-18 10:55:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-09-18 10:55:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-09-18 10:55:51,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-09-18 10:55:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-18 10:55:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-18 10:55:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-18 10:55:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-18 10:55:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-18 10:55:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-18 10:55:51,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-18 10:55:51,283 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-18 10:55:51,284 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-18 10:55:51,285 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-09-18 10:55:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-18 10:55:51,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2019-09-18 10:55:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-18 10:55:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-09-18 10:55:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-18 10:55:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-18 10:55:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-18 10:55:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-18 10:55:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-18 10:55:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 10:55:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 10:55:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-18 10:55:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-18 10:55:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-18 10:55:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2019-09-18 10:55:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-18 10:55:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-18 10:55:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-18 10:55:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-18 10:55:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2019-09-18 10:55:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2019-09-18 10:55:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2019-09-18 10:55:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-09-18 10:55:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-18 10:55:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-18 10:55:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-18 10:55:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-18 10:55:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-18 10:55:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-18 10:55:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-18 10:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-18 10:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-18 10:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-18 10:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-18 10:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2019-09-18 10:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-09-18 10:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-09-18 10:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2019-09-18 10:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-09-18 10:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-09-18 10:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-18 10:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-18 10:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-18 10:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-09-18 10:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-09-18 10:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2019-09-18 10:55:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-09-18 10:55:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-09-18 10:55:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-18 10:55:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-18 10:55:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-18 10:55:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-18 10:55:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-18 10:55:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-18 10:55:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-18 10:55:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-18 10:55:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 10:55:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-18 10:55:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-18 10:55:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-18 10:55:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-18 10:55:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-18 10:55:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-09-18 10:55:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2019-09-18 10:55:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2019-09-18 10:55:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2019-09-18 10:55:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2019-09-18 10:55:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2019-09-18 10:55:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2019-09-18 10:55:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-18 10:55:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2019-09-18 10:55:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-18 10:55:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2019-09-18 10:55:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2019-09-18 10:55:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2019-09-18 10:55:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 10:55:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-18 10:55:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 10:55:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 10:55:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-18 10:55:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-18 10:55:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-18 10:55:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-18 10:55:52,676 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-18 10:55:57,099 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 10:55:57,099 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 10:55:57,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:55:57 BoogieIcfgContainer [2019-09-18 10:55:57,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 10:55:57,103 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 10:55:57,103 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 10:55:57,103 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 10:55:57,104 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:55:57" (1/1) ... [2019-09-18 10:55:57,105 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 [2019-09-18 10:55:57,129 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 10:55:57,129 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 10:55:57,144 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 10:55:57,154 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 10:55:57,155 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 10:56:34,658 WARN L191 SmtUtils]: Spent 27.52 s on a formula simplification that was a NOOP. DAG size: 723 [2019-09-18 10:56:44,549 WARN L191 SmtUtils]: Spent 8.31 s on a formula simplification. DAG size of input: 703 DAG size of output: 653 [2019-09-18 10:56:48,426 WARN L191 SmtUtils]: Spent 3.86 s on a formula simplification that was a NOOP. DAG size: 653 [2019-09-18 10:56:52,269 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification that was a NOOP. DAG size: 653 [2019-09-18 10:56:52,305 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 707 for LOIs [2019-09-18 10:56:52,529 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 10:56:52,649 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-09-18 10:56:53,018 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-09-18 10:56:53,138 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 10:56:53,248 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 10:56:53,351 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 10:57:01,412 WARN L191 SmtUtils]: Spent 6.88 s on a formula simplification that was a NOOP. DAG size: 1223 [2019-09-18 10:57:21,057 WARN L191 SmtUtils]: Spent 19.60 s on a formula simplification that was a NOOP. DAG size: 1185 [2019-09-18 10:57:21,587 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 10:57:41,311 WARN L191 SmtUtils]: Spent 19.72 s on a formula simplification that was a NOOP. DAG size: 1182 [2019-09-18 10:58:00,064 WARN L191 SmtUtils]: Spent 18.40 s on a formula simplification that was a NOOP. DAG size: 1139 [2019-09-18 10:58:24,294 WARN L191 SmtUtils]: Spent 24.04 s on a formula simplification that was a NOOP. DAG size: 744 [2019-09-18 10:58:48,429 WARN L191 SmtUtils]: Spent 23.99 s on a formula simplification that was a NOOP. DAG size: 741 [2019-09-18 10:59:12,356 WARN L191 SmtUtils]: Spent 23.78 s on a formula simplification that was a NOOP. DAG size: 738 [2019-09-18 10:59:20,905 WARN L191 SmtUtils]: Spent 6.71 s on a formula simplification that was a NOOP. DAG size: 1223 [2019-09-18 11:00:01,954 WARN L191 SmtUtils]: Spent 41.00 s on a formula simplification that was a NOOP. DAG size: 1646 [2019-09-18 11:00:10,862 WARN L191 SmtUtils]: Spent 6.82 s on a formula simplification that was a NOOP. DAG size: 1223 [2019-09-18 11:01:07,754 WARN L191 SmtUtils]: Spent 56.84 s on a formula simplification that was a NOOP. DAG size: 1595 [2019-09-18 11:01:16,243 WARN L191 SmtUtils]: Spent 6.68 s on a formula simplification that was a NOOP. DAG size: 1223 [2019-09-18 11:02:35,099 WARN L191 SmtUtils]: Spent 1.31 m on a formula simplification that was a NOOP. DAG size: 1544 [2019-09-18 11:02:44,254 WARN L191 SmtUtils]: Spent 6.87 s on a formula simplification that was a NOOP. DAG size: 1223 [2019-09-18 11:04:26,265 WARN L191 SmtUtils]: Spent 1.70 m on a formula simplification that was a NOOP. DAG size: 1479 [2019-09-18 11:04:26,824 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 11:06:12,589 WARN L191 SmtUtils]: Spent 1.76 m on a formula simplification that was a NOOP. DAG size: 1476 [2019-09-18 11:06:13,262 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 11:07:59,740 WARN L191 SmtUtils]: Spent 1.77 m on a formula simplification that was a NOOP. DAG size: 1423 [2019-09-18 11:08:00,335 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 153