java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:31:22,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:31:22,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:31:22,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:31:22,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:31:22,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:31:22,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:31:22,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:31:23,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:31:23,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:31:23,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:31:23,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:31:23,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:31:23,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:31:23,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:31:23,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:31:23,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:31:23,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:31:23,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:31:23,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:31:23,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:31:23,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:31:23,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:31:23,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:31:23,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:31:23,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:31:23,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:31:23,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:31:23,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:31:23,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:31:23,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:31:23,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:31:23,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:31:23,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:31:23,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:31:23,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:31:23,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:31:23,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:31:23,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:31:23,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:31:23,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:31:23,047 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 [2019-10-13 18:31:23,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:31:23,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:31:23,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:31:23,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:31:23,084 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:31:23,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:31:23,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:31:23,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:31:23,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:31:23,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:31:23,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:31:23,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:31:23,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:31:23,085 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:31:23,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:31:23,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:31:23,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:31:23,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:31:23,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:31:23,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:31:23,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:31:23,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:31:23,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:31:23,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:31:23,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:31:23,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:31:23,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:31:23,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:31:23,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:31:23,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:31:23,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:31:23,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:31:23,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:31:23,368 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:31:23,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i [2019-10-13 18:31:23,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d424395ce/80e2c41f1b414921b0ef07142d6f2897/FLAG99e73603d [2019-10-13 18:31:24,357 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:31:24,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i [2019-10-13 18:31:24,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d424395ce/80e2c41f1b414921b0ef07142d6f2897/FLAG99e73603d [2019-10-13 18:31:24,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d424395ce/80e2c41f1b414921b0ef07142d6f2897 [2019-10-13 18:31:24,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:31:24,770 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:31:24,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:31:24,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:31:24,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:31:24,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:31:24" (1/1) ... [2019-10-13 18:31:24,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2ce0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:24, skipping insertion in model container [2019-10-13 18:31:24,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:31:24" (1/1) ... [2019-10-13 18:31:24,787 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:31:24,933 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:31:26,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:31:26,896 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:31:27,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:31:27,448 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:31:27,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27 WrapperNode [2019-10-13 18:31:27,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:31:27,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:31:27,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:31:27,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:31:27,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (1/1) ... [2019-10-13 18:31:27,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:31:27,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:31:27,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:31:27,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:31:27,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (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 [2019-10-13 18:31:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:31:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:31:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-13 18:31:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 18:31:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 18:31:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 18:31:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 18:31:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-13 18:31:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-13 18:31:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-13 18:31:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2019-10-13 18:31:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 18:31:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:31:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:31:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:31:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:31:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:31:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:31:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:31:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:31:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:31:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 18:31:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-13 18:31:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_attr_size [2019-10-13 18:31:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2019-10-13 18:31:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2019-10-13 18:31:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2019-10-13 18:31:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2019-10-13 18:31:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_hold [2019-10-13 18:31:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_put [2019-10-13 18:31:27,847 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_prv [2019-10-13 18:31:27,847 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_reserve [2019-10-13 18:31:27,847 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_destructor [2019-10-13 18:31:27,847 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_set_owner [2019-10-13 18:31:27,847 INFO L138 BoogieDeclarations]: Found implementation of procedure can_create_echo_skb [2019-10-13 18:31:27,847 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dlc2len [2019-10-13 18:31:27,848 INFO L138 BoogieDeclarations]: Found implementation of procedure can_len2dlc [2019-10-13 18:31:27,848 INFO L138 BoogieDeclarations]: Found implementation of procedure can_update_spt [2019-10-13 18:31:27,848 INFO L138 BoogieDeclarations]: Found implementation of procedure can_calc_bittiming [2019-10-13 18:31:27,848 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fixup_bittiming [2019-10-13 18:31:27,848 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_bittiming [2019-10-13 18:31:27,848 INFO L138 BoogieDeclarations]: Found implementation of procedure can_flush_echo_skb [2019-10-13 18:31:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2019-10-13 18:31:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2019-10-13 18:31:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2019-10-13 18:31:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_restart [2019-10-13 18:31:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_restart_now [2019-10-13 18:31:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure can_setup [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_canfd_skb [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2019-10-13 18:31:27,850 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2019-10-13 18:31:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2019-10-13 18:31:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2019-10-13 18:31:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure can_changelink [2019-10-13 18:31:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_size [2019-10-13 18:31:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fill_info [2019-10-13 18:31:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_xstats_size [2019-10-13 18:31:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fill_xstats [2019-10-13 18:31:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure can_newlink [2019-10-13 18:31:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2019-10-13 18:31:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2019-10-13 18:31:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_candev_priv [2019-10-13 18:31:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dev_init [2019-10-13 18:31:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dev_exit [2019-10-13 18:31:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2019-10-13 18:31:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-10-13 18:31:27,854 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 18:31:27,855 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 18:31:27,855 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 18:31:27,855 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 18:31:27,856 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-10-13 18:31:27,856 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2019-10-13 18:31:27,856 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-10-13 18:31:27,856 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-10-13 18:31:27,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2019-10-13 18:31:27,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtnl_link_ops_4 [2019-10-13 18:31:27,857 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:31:27,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-13 18:31:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-13 18:31:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-13 18:31:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-13 18:31:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-13 18:31:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2019-10-13 18:31:27,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_14 [2019-10-13 18:31:27,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_15 [2019-10-13 18:31:27,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2019-10-13 18:31:27,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_17 [2019-10-13 18:31:27,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_18 [2019-10-13 18:31:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2019-10-13 18:31:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_20 [2019-10-13 18:31:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_21 [2019-10-13 18:31:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_22 [2019-10-13 18:31:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_23 [2019-10-13 18:31:27,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_25 [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_27 [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notifier_info_to_dev [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_release [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2019-10-13 18:31:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_notifier [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_notifier_init [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_notifier_exit [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_35 [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_36 [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_37 [2019-10-13 18:31:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_38 [2019-10-13 18:31:27,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_41 [2019-10-13 18:31:27,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_42 [2019-10-13 18:31:27,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-13 18:31:27,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-13 18:31:27,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-13 18:31:27,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-13 18:31:27,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-13 18:31:27,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 18:31:27,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 18:31:27,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 18:31:27,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 18:31:27,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-13 18:31:27,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:31:27,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-13 18:31:27,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-13 18:31:27,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-13 18:31:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-13 18:31:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-13 18:31:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:31:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __devres_alloc [2019-10-13 18:31:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-13 18:31:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-10-13 18:31:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-13 18:31:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure devres_add [2019-10-13 18:31:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2019-10-13 18:31:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 18:31:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_4 [2019-10-13 18:31:27,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-10-13 18:31:27,877 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_blink_oneshot [2019-10-13 18:31:27,878 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_event [2019-10-13 18:31:27,878 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_register_simple [2019-10-13 18:31:27,879 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_rename_static [2019-10-13 18:31:27,886 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_unregister_simple [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2019-10-13 18:31:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice_notifier [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_register [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_free [2019-10-13 18:31:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-10-13 18:31:27,889 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 18:31:27,889 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 18:31:27,889 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2019-10-13 18:31:27,890 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:31:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:31:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 18:31:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:31:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:31:27,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:31:27,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 18:31:27,892 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-13 18:31:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-13 18:31:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-13 18:31:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-13 18:31:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_23 [2019-10-13 18:31:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2019-10-13 18:31:27,893 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-13 18:31:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_27 [2019-10-13 18:31:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-13 18:31:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-13 18:31:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-13 18:31:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-13 18:31:27,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2019-10-13 18:31:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_14 [2019-10-13 18:31:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2019-10-13 18:31:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_17 [2019-10-13 18:31:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_18 [2019-10-13 18:31:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2019-10-13 18:31:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_21 [2019-10-13 18:31:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-13 18:31:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_15 [2019-10-13 18:31:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_25 [2019-10-13 18:31:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:31:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:31:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:31:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:31:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:31:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:31:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:31:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:31:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:31:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:31:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:31:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:31:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:31:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2019-10-13 18:31:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtnl_link_ops_4 [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_20 [2019-10-13 18:31:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_22 [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 18:31:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-13 18:31:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-13 18:31:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_notifier_init [2019-10-13 18:31:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_notifier_exit [2019-10-13 18:31:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure can_dlc2len [2019-10-13 18:31:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure can_len2dlc [2019-10-13 18:31:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure safe_candev_priv [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2019-10-13 18:31:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2019-10-13 18:31:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure can_restart_now [2019-10-13 18:31:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2019-10-13 18:31:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2019-10-13 18:31:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2019-10-13 18:31:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2019-10-13 18:31:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2019-10-13 18:31:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_canfd_skb [2019-10-13 18:31:27,912 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2019-10-13 18:31:27,913 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2019-10-13 18:31:27,913 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2019-10-13 18:31:27,913 INFO L130 BoogieDeclarations]: Found specification of procedure nla_attr_size [2019-10-13 18:31:27,913 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2019-10-13 18:31:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2019-10-13 18:31:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2019-10-13 18:31:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_register [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure sock_hold [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure sk_free [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure sock_put [2019-10-13 18:31:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_prv [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_reserve [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_destructor [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_set_owner [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_create_echo_skb [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_update_spt [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_calc_bittiming [2019-10-13 18:31:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_fixup_bittiming [2019-10-13 18:31:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_bittiming [2019-10-13 18:31:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure can_flush_echo_skb [2019-10-13 18:31:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure can_restart [2019-10-13 18:31:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-13 18:31:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure can_setup [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure can_changelink [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_size [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure can_fill_info [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 18:31:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_xstats_size [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure can_fill_xstats [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure can_newlink [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure can_dev_init [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure can_dev_exit [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:31:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_4 [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure __devres_alloc [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure devres_add [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_36 [2019-10-13 18:31:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_37 [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_38 [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_41 [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_42 [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_35 [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice_notifier [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notifier_info_to_dev [2019-10-13 18:31:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_register_simple [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_unregister_simple [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_event [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_blink_oneshot [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_rename_static [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_release [2019-10-13 18:31:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_notifier [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 18:31:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:31:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:31:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:31:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:31:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:31:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:31:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:31:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:31:29,052 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:31:32,208 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:31:32,209 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 18:31:32,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:31:32 BoogieIcfgContainer [2019-10-13 18:31:32,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:31:32,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:31:32,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:31:32,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:31:32,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:31:24" (1/3) ... [2019-10-13 18:31:32,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ecf8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:31:32, skipping insertion in model container [2019-10-13 18:31:32,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:31:27" (2/3) ... [2019-10-13 18:31:32,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ecf8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:31:32, skipping insertion in model container [2019-10-13 18:31:32,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:31:32" (3/3) ... [2019-10-13 18:31:32,219 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i [2019-10-13 18:31:32,229 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:31:32,241 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:31:32,254 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:31:32,286 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:31:32,286 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:31:32,287 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:31:32,287 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:31:32,287 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:31:32,287 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:31:32,287 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:31:32,287 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:31:32,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states. [2019-10-13 18:31:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 18:31:32,347 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:31:32,348 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 18:31:32,351 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:31:32,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:31:32,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1692164695, now seen corresponding path program 1 times [2019-10-13 18:31:32,462 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:31:32,463 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987178248] [2019-10-13 18:31:32,463 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:31:32,463 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:31:32,463 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:31:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,538 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 622 [2019-10-13 18:31:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:31:35,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 18:31:35,797 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987178248] [2019-10-13 18:31:35,798 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:31:35,798 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 18:31:35,799 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207430142] [2019-10-13 18:31:35,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 18:31:35,804 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:31:35,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 18:31:35,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-13 18:31:35,821 INFO L87 Difference]: Start difference. First operand 1127 states. Second operand 7 states. [2019-10-13 18:31:37,990 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 625 [2019-10-13 18:31:44,822 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 627 [2019-10-13 18:31:47,996 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 624