java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-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 21:17:07,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:17:07,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:17:07,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:17:07,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:17:07,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:17:07,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:17:07,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:17:07,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:17:07,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:17:07,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:17:07,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:17:07,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:17:07,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:17:07,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:17:07,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:17:07,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:17:07,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:17:07,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:17:07,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:17:07,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:17:07,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:17:07,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:17:07,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:17:07,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:17:07,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:17:07,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:17:07,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:17:07,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:17:07,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:17:07,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:17:07,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:17:07,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:17:07,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:17:07,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:17:07,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:17:07,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:17:07,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:17:07,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:17:07,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:17:07,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:17:07,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 21:17:07,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:17:07,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:17:07,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:17:07,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:17:07,637 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:17:07,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:17:07,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:17:07,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:17:07,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:17:07,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:17:07,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:17:07,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:17:07,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:17:07,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:17:07,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:17:07,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:17:07,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:17:07,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:17:07,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:17:07,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:17:07,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:17:07,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:17:07,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:17:07,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:17:07,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:17:07,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:17:07,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:17:07,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:17:07,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 21:17:07,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:17:07,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:17:07,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:17:07,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:17:07,694 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:17:07,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1051.ko-entry_point.cil.out.i [2019-09-20 21:17:07,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126caba2c/2bb728ffc3524dc299d7430f9e8ddfe5/FLAGae5e378c0 [2019-09-20 21:17:08,509 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:17:08,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1051.ko-entry_point.cil.out.i [2019-09-20 21:17:08,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126caba2c/2bb728ffc3524dc299d7430f9e8ddfe5/FLAGae5e378c0 [2019-09-20 21:17:09,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126caba2c/2bb728ffc3524dc299d7430f9e8ddfe5 [2019-09-20 21:17:09,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:17:09,032 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:17:09,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:17:09,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:17:09,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:17:09,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:17:09" (1/1) ... [2019-09-20 21:17:09,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61fc5bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:09, skipping insertion in model container [2019-09-20 21:17:09,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:17:09" (1/1) ... [2019-09-20 21:17:09,049 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:17:09,193 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:17:10,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:17:10,259 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:17:10,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:17:10,538 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:17:10,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10 WrapperNode [2019-09-20 21:17:10,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:17:10,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:17:10,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:17:10,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:17:10,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... [2019-09-20 21:17:10,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:17:10,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:17:10,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:17:10,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:17:10,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:17:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:17:10,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:17:10,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:17:10,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-20 21:17:10,785 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-20 21:17:10,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2019-09-20 21:17:10,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 21:17:10,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 21:17:10,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 21:17:10,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 21:17:10,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 21:17:10,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 21:17:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 21:17:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 21:17:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 21:17:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 21:17:10,789 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_rfc1051_init [2019-09-20 21:17:10,789 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_rfc1051_exit [2019-09-20 21:17:10,789 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2019-09-20 21:17:10,789 INFO L138 BoogieDeclarations]: Found implementation of procedure rx [2019-09-20 21:17:10,790 INFO L138 BoogieDeclarations]: Found implementation of procedure build_header [2019-09-20 21:17:10,791 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_tx [2019-09-20 21:17:10,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ArcProto_1 [2019-09-20 21:17:10,792 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:17:10,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-20 21:17:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-20 21:17:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-20 21:17:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-20 21:17:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-20 21:17:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-09-20 21:17:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2019-09-20 21:17:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_15 [2019-09-20 21:17:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-20 21:17:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-20 21:17:10,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-20 21:17:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-20 21:17:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-20 21:17:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 21:17:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 21:17:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 21:17:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 21:17:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-20 21:17:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 21:17:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-20 21:17:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-20 21:17:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-20 21:17:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-20 21:17:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-20 21:17:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 21:17:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_unregister_proto [2019-09-20 21:17:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 21:17:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-20 21:17:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-20 21:17:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 21:17:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 21:17:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 21:17:10,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 21:17:10,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 21:17:10,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 21:17:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:17:10,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 21:17:10,801 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 21:17:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 21:17:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 21:17:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-20 21:17:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-20 21:17:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-20 21:17:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-20 21:17:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-09-20 21:17:10,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-20 21:17:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2019-09-20 21:17:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 21:17:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-20 21:17:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-20 21:17:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-20 21:17:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 21:17:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:17:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-20 21:17:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-20 21:17:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-20 21:17:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 21:17:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 21:17:10,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:17:10,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-20 21:17:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 21:17:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 21:17:10,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 21:17:10,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2019-09-20 21:17:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 21:17:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 21:17:10,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 21:17:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 21:17:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 21:17:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 21:17:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 21:17:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 21:17:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 21:17:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 21:17:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ArcProto_1 [2019-09-20 21:17:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 21:17:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_15 [2019-09-20 21:17:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_unregister_proto [2019-09-20 21:17:10,815 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2019-09-20 21:17:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure rx [2019-09-20 21:17:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure build_header [2019-09-20 21:17:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_tx [2019-09-20 21:17:10,816 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_rfc1051_init [2019-09-20 21:17:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:17:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 21:17:10,817 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_rfc1051_exit [2019-09-20 21:17:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:17:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 21:17:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-20 21:17:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 21:17:10,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 21:17:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:17:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 21:17:10,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:17:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-20 21:17:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-20 21:17:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-20 21:17:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-20 21:17:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-20 21:17:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 21:17:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 21:17:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 21:17:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 21:17:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-20 21:17:10,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-20 21:17:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-20 21:17:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 21:17:10,824 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 21:17:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 21:17:10,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:17:10,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 21:17:10,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 21:17:10,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:17:10,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 21:17:10,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 21:17:10,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 21:17:10,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 21:17:11,771 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 21:17:14,843 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:17:14,843 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 21:17:14,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:17:14 BoogieIcfgContainer [2019-09-20 21:17:14,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:17:14,846 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:17:14,846 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:17:14,846 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:17:14,848 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:17:14" (1/1) ... [2019-09-20 21:17:14,849 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:17:14,880 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:17:14,880 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:17:14,888 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:17:14,898 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:17:14,899 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:17:15,986 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 215 [2019-09-20 21:17:16,838 WARN L191 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2019-09-20 21:17:17,976 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-09-20 21:17:19,182 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 200 [2019-09-20 21:17:19,632 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-09-20 21:17:20,089 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-09-20 21:17:20,098 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 232 for LOIs [2019-09-20 21:17:20,839 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 21:17:22,481 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 310 DAG size of output: 218 [2019-09-20 21:17:23,659 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 213 [2019-09-20 21:17:24,146 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-09-20 21:17:26,089 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 364 DAG size of output: 226 [2019-09-20 21:17:27,380 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 249 DAG size of output: 221 [2019-09-20 21:17:27,573 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 309 [2019-09-20 21:17:30,920 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 376 DAG size of output: 232 [2019-09-20 21:17:32,849 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2019-09-20 21:17:33,469 WARN L191 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 21:17:38,222 WARN L191 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 482 DAG size of output: 265 [2019-09-20 21:17:39,934 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 270 DAG size of output: 261 [2019-09-20 21:17:40,869 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 257