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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1051.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:15:27,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:15:27,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:15:27,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:15:27,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:15:27,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:15:27,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:15:27,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:15:27,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:15:27,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:15:27,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:15:27,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:15:27,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:15:27,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:15:27,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:15:27,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:15:27,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:15:27,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:15:27,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:15:27,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:15:27,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:15:27,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:15:27,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:15:27,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:15:27,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:15:27,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:15:27,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:15:27,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:15:27,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:15:27,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:15:27,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:15:27,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:15:27,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:15:27,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:15:27,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:15:27,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:15:27,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:15:27,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:15:27,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:15:27,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:15:27,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:15:27,449 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 17:15:27,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:15:27,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:15:27,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:15:27,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:15:27,474 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:15:27,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:15:27,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:15:27,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:15:27,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:15:27,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:15:27,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:15:27,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:15:27,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:15:27,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:15:27,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:15:27,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:15:27,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:15:27,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:15:27,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:15:27,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:15:27,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:15:27,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:15:27,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:15:27,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:15:27,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:15:27,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:15:27,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:15:27,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:15:27,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> 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 17:15:27,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:15:27,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:15:27,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:15:27,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:15:27,576 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:15:27,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1051.ko-entry_point.cil.out.i [2019-09-20 17:15:27,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9967e9f04/efa0cdc379a84e7db2d945a655250c42/FLAG17403fc88 [2019-09-20 17:15:28,466 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:15:28,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1051.ko-entry_point.cil.out.i [2019-09-20 17:15:28,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9967e9f04/efa0cdc379a84e7db2d945a655250c42/FLAG17403fc88 [2019-09-20 17:15:28,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9967e9f04/efa0cdc379a84e7db2d945a655250c42 [2019-09-20 17:15:29,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:15:29,011 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:15:29,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:15:29,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:15:29,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:15:29,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:15:29" (1/1) ... [2019-09-20 17:15:29,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2195b7c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:29, skipping insertion in model container [2019-09-20 17:15:29,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:15:29" (1/1) ... [2019-09-20 17:15:29,022 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:15:29,139 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:15:30,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:15:30,321 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:15:30,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:15:30,595 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:15:30,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30 WrapperNode [2019-09-20 17:15:30,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:15:30,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:15:30,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:15:30,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:15:30,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (1/1) ... [2019-09-20 17:15:30,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:15:30,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:15:30,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:15:30,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:15:30,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:15:30" (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 17:15:30,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:15:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:15:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-20 17:15:30,840 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-20 17:15:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2019-09-20 17:15:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 17:15:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 17:15:30,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 17:15:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 17:15:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 17:15:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 17:15:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 17:15:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 17:15:30,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 17:15:30,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 17:15:30,843 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_rfc1051_init [2019-09-20 17:15:30,843 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_rfc1051_exit [2019-09-20 17:15:30,844 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2019-09-20 17:15:30,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rx [2019-09-20 17:15:30,844 INFO L138 BoogieDeclarations]: Found implementation of procedure build_header [2019-09-20 17:15:30,844 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_tx [2019-09-20 17:15:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ArcProto_1 [2019-09-20 17:15:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:15:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-20 17:15:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-20 17:15:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-20 17:15:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-20 17:15:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-20 17:15:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-09-20 17:15:30,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2019-09-20 17:15:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_15 [2019-09-20 17:15:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-20 17:15:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-20 17:15:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-20 17:15:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-20 17:15:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-20 17:15:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 17:15:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 17:15:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 17:15:30,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 17:15:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-20 17:15:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 17:15:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-20 17:15:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-20 17:15:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-20 17:15:30,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-20 17:15:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-20 17:15:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 17:15:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_unregister_proto [2019-09-20 17:15:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 17:15:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-20 17:15:30,850 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-20 17:15:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 17:15:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 17:15:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 17:15:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 17:15:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 17:15:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 17:15:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:15:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 17:15:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 17:15:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 17:15:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 17:15:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-20 17:15:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-20 17:15:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-20 17:15:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-20 17:15:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-09-20 17:15:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-20 17:15:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2019-09-20 17:15:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 17:15:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-20 17:15:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-20 17:15:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-20 17:15:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:15:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:15:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-20 17:15:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-20 17:15:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-20 17:15:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:15:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 17:15:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:15:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-20 17:15:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 17:15:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 17:15:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:15:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2019-09-20 17:15:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:15:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 17:15:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 17:15:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 17:15:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 17:15:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 17:15:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 17:15:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 17:15:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 17:15:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 17:15:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ArcProto_1 [2019-09-20 17:15:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 17:15:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_15 [2019-09-20 17:15:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_unregister_proto [2019-09-20 17:15:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2019-09-20 17:15:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure rx [2019-09-20 17:15:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure build_header [2019-09-20 17:15:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_tx [2019-09-20 17:15:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_rfc1051_init [2019-09-20 17:15:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:15:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:15:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_rfc1051_exit [2019-09-20 17:15:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:15:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 17:15:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-20 17:15:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 17:15:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 17:15:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:15:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 17:15:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:15:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-20 17:15:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-20 17:15:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-20 17:15:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-20 17:15:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-20 17:15:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 17:15:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 17:15:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 17:15:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 17:15:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-20 17:15:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-20 17:15:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-20 17:15:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 17:15:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:15:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 17:15:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:15:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 17:15:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:15:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:15:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 17:15:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 17:15:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 17:15:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 17:15:31,611 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 17:15:35,255 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:15:35,255 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 17:15:35,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:15:35 BoogieIcfgContainer [2019-09-20 17:15:35,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:15:35,258 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:15:35,258 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:15:35,258 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:15:35,260 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:15:35" (1/1) ... [2019-09-20 17:15:35,261 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 17:15:35,302 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:15:35,302 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:15:35,318 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:15:35,328 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:15:35,330 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:15:36,955 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 222 [2019-09-20 17:15:38,337 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 218 DAG size of output: 200 [2019-09-20 17:15:38,807 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-09-20 17:15:39,293 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-09-20 17:15:39,506 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 17:15:39,519 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 111 for LOIs [2019-09-20 17:15:40,153 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:15:40,377 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:15:40,882 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 17:15:41,104 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 17:15:41,658 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2019-09-20 17:15:42,555 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 17:15:43,770 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 158 [2019-09-20 17:15:45,042 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-20 17:15:45,434 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:15:45,844 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:15:47,051 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 148 DAG size of output: 144 [2019-09-20 17:15:48,347 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-20 17:15:48,749 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 17:15:49,903 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 17:15:51,060 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 17:15:51,492 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 17:15:51,504 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 17:15:52,790 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:15:53,957 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:15:55,153 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:15:56,295 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:15:57,487 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:15:58,632 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:15:59,783 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:00,938 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:02,097 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:03,300 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:04,447 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:05,595 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:06,740 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:07,900 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:16:09,100 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 150