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 -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 21:49:24,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 21:49:24,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 21:49:24,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 21:49:24,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 21:49:24,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 21:49:24,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 21:49:24,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 21:49:24,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 21:49:24,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 21:49:24,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 21:49:24,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 21:49:24,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 21:49:24,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 21:49:24,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 21:49:24,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 21:49:24,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 21:49:24,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 21:49:24,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 21:49:24,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 21:49:24,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 21:49:24,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 21:49:24,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 21:49:24,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 21:49:24,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 21:49:24,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 21:49:24,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 21:49:24,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 21:49:24,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 21:49:24,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 21:49:24,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 21:49:24,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 21:49:24,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 21:49:24,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 21:49:24,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 21:49:24,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 21:49:24,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 21:49:24,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 21:49:24,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 21:49:24,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 21:49:24,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 21:49:24,964 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 [2019-09-06 21:49:24,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 21:49:24,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 21:49:24,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 21:49:24,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 21:49:24,988 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 21:49:24,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 21:49:24,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 21:49:24,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 21:49:24,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 21:49:24,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 21:49:24,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 21:49:24,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 21:49:24,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 21:49:24,991 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 21:49:24,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 21:49:24,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 21:49:24,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 21:49:24,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 21:49:24,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 21:49:24,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 21:49:24,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 21:49:24,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 21:49:24,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 21:49:24,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 21:49:24,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 21:49:24,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 21:49:24,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 21:49:24,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 21:49:24,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 21:49:25,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 21:49:25,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 21:49:25,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 21:49:25,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 21:49:25,069 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 21:49:25,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2019-09-06 21:49:25,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a034ea1cc/735ee19f253f4d4996fa8558f7b5cb8a/FLAG370865290 [2019-09-06 21:49:25,843 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 21:49:25,844 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2019-09-06 21:49:25,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a034ea1cc/735ee19f253f4d4996fa8558f7b5cb8a/FLAG370865290 [2019-09-06 21:49:25,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a034ea1cc/735ee19f253f4d4996fa8558f7b5cb8a [2019-09-06 21:49:25,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 21:49:25,974 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 21:49:25,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 21:49:25,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 21:49:25,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 21:49:25,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:49:25" (1/1) ... [2019-09-06 21:49:25,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f6e60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:25, skipping insertion in model container [2019-09-06 21:49:25,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:49:25" (1/1) ... [2019-09-06 21:49:25,990 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 21:49:26,106 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 21:49:27,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 21:49:27,359 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 21:49:27,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 21:49:27,694 INFO L192 MainTranslator]: Completed translation [2019-09-06 21:49:27,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27 WrapperNode [2019-09-06 21:49:27,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 21:49:27,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 21:49:27,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 21:49:27,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 21:49:27,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (1/1) ... [2019-09-06 21:49:27,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 21:49:27,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 21:49:27,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 21:49:27,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 21:49:27,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:49:27" (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 [2019-09-06 21:49:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 21:49:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 21:49:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-06 21:49:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2019-09-06 21:49:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-06 21:49:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-06 21:49:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2019-09-06 21:49:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-06 21:49:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-06 21:49:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-06 21:49:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-06 21:49:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-06 21:49:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-06 21:49:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-06 21:49:27,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-06 21:49:27,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-06 21:49:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-06 21:49:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-06 21:49:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure rx [2019-09-06 21:49:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure build_header [2019-09-06 21:49:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_tx [2019-09-06 21:49:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ack_tx [2019-09-06 21:49:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_cap_init [2019-09-06 21:49:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure capmode_module_init [2019-09-06 21:49:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure capmode_module_exit [2019-09-06 21:49:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ArcProto_1 [2019-09-06 21:49:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 21:49:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-06 21:49:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-06 21:49:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-06 21:49:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-06 21:49:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-06 21:49:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-09-06 21:49:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2019-09-06 21:49:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_15 [2019-09-06 21:49:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_17 [2019-09-06 21:49:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-06 21:49:27,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-06 21:49:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-06 21:49:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-06 21:49:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-06 21:49:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-06 21:49:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-06 21:49:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-06 21:49:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-06 21:49:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-06 21:49:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 21:49:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-06 21:49:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-06 21:49:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-06 21:49:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-06 21:49:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-06 21:49:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 21:49:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-06 21:49:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_unregister_proto [2019-09-06 21:49:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-06 21:49:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-06 21:49:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-06 21:49:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-06 21:49:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 21:49:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 21:49:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-06 21:49:27,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-06 21:49:27,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-06 21:49:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 21:49:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-06 21:49:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-06 21:49:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-06 21:49:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-06 21:49:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-06 21:49:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-06 21:49:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-06 21:49:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-06 21:49:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-09-06 21:49:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-06 21:49:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2019-09-06 21:49:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-06 21:49:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-06 21:49:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-06 21:49:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2019-09-06 21:49:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 21:49:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 21:49:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-06 21:49:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 21:49:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-06 21:49:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-06 21:49:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-06 21:49:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-06 21:49:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-06 21:49:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 21:49:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 21:49:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 21:49:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-06 21:49:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-06 21:49:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 21:49:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 21:49:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2019-09-06 21:49:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 21:49:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-06 21:49:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-06 21:49:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-06 21:49:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-06 21:49:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-06 21:49:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-06 21:49:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-06 21:49:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-06 21:49:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-06 21:49:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ArcProto_1 [2019-09-06 21:49:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-06 21:49:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-06 21:49:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-06 21:49:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_15 [2019-09-06 21:49:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_17 [2019-09-06 21:49:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_unregister_proto [2019-09-06 21:49:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure rx [2019-09-06 21:49:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 21:49:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-06 21:49:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 21:49:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure build_header [2019-09-06 21:49:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_tx [2019-09-06 21:49:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure ack_tx [2019-09-06 21:49:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_cap_init [2019-09-06 21:49:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure capmode_module_init [2019-09-06 21:49:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure capmode_module_exit [2019-09-06 21:49:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 21:49:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 21:49:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 21:49:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-06 21:49:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 21:49:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-06 21:49:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-06 21:49:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-06 21:49:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-06 21:49:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-06 21:49:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-06 21:49:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-06 21:49:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-06 21:49:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-06 21:49:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-06 21:49:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-06 21:49:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-06 21:49:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 21:49:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 21:49:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 21:49:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 21:49:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 21:49:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 21:49:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 21:49:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-06 21:49:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-06 21:49:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-06 21:49:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-06 21:49:28,804 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-06 21:49:29,384 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 21:49:29,384 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-06 21:49:29,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:49:29 BoogieIcfgContainer [2019-09-06 21:49:29,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 21:49:29,387 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 21:49:29,387 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 21:49:29,387 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 21:49:29,388 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:49:29" (1/1) ... [2019-09-06 21:49:29,389 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 21:49:29,414 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 21:49:29,414 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 21:49:29,431 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 21:49:29,442 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 21:49:29,443 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 21:49:29,627 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 141 for LOIs [2019-09-06 21:49:30,797 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 21:49:31,957 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:31,995 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:32,076 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:32,403 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 21:49:32,670 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:33,137 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-06 21:49:33,887 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:33,900 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:34,300 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:34,400 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:34,483 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:34,866 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 21:49:35,796 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-06 21:49:36,482 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:36,631 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:36,871 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:36,959 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:37,039 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:37,440 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 21:49:38,207 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-06 21:49:38,968 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:39,122 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:39,367 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:39,438 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:39,499 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:39,938 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 21:49:40,593 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:40,682 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:40,772 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:41,231 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 21:49:41,989 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-06 21:49:42,876 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:49:43,016 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:50:19,239 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 21:50:19,750 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-06 21:50:21,611 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-06 21:50:23,838 WARN L225 Elim1Store]: Array PQE input equivalent to false