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-64bit-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--wan--hdlc_ppp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 17:34:03,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 17:34:03,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 17:34:03,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 17:34:03,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 17:34:03,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 17:34:03,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 17:34:03,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 17:34:03,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 17:34:03,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 17:34:03,645 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 17:34:03,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 17:34:03,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 17:34:03,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 17:34:03,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 17:34:03,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 17:34:03,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 17:34:03,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 17:34:03,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 17:34:03,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 17:34:03,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 17:34:03,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 17:34:03,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 17:34:03,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 17:34:03,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 17:34:03,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 17:34:03,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 17:34:03,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 17:34:03,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 17:34:03,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 17:34:03,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 17:34:03,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 17:34:03,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 17:34:03,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 17:34:03,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 17:34:03,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 17:34:03,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 17:34:03,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 17:34:03,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 17:34:03,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 17:34:03,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 17:34:03,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-08 17:34:03,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 17:34:03,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 17:34:03,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 17:34:03,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 17:34:03,689 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 17:34:03,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 17:34:03,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 17:34:03,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 17:34:03,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 17:34:03,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 17:34:03,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 17:34:03,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 17:34:03,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 17:34:03,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 17:34:03,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 17:34:03,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 17:34:03,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 17:34:03,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 17:34:03,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 17:34:03,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 17:34:03,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 17:34:03,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 17:34:03,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 17:34:03,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 17:34:03,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 17:34:03,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 17:34:03,693 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-08 17:34:03,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 17:34:03,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 17:34:03,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 17:34:03,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 17:34:03,738 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 17:34:03,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-08-08 17:34:03,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22eb72cd4/b7186f753dd94a32a6b999e41f37703f/FLAG5b9b84195 [2019-08-08 17:34:04,506 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 17:34:04,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-08-08 17:34:04,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22eb72cd4/b7186f753dd94a32a6b999e41f37703f/FLAG5b9b84195 [2019-08-08 17:34:04,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22eb72cd4/b7186f753dd94a32a6b999e41f37703f [2019-08-08 17:34:04,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 17:34:04,647 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 17:34:04,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 17:34:04,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 17:34:04,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 17:34:04,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 05:34:04" (1/1) ... [2019-08-08 17:34:04,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c2382b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:04, skipping insertion in model container [2019-08-08 17:34:04,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 05:34:04" (1/1) ... [2019-08-08 17:34:04,664 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 17:34:04,834 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 17:34:06,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 17:34:06,328 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 17:34:06,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 17:34:06,811 INFO L192 MainTranslator]: Completed translation [2019-08-08 17:34:06,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06 WrapperNode [2019-08-08 17:34:06,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 17:34:06,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 17:34:06,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 17:34:06,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 17:34:06,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:06,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:06,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:06,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:07,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:07,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:07,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (1/1) ... [2019-08-08 17:34:07,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 17:34:07,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 17:34:07,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 17:34:07,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 17:34:07,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 05:34:06" (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 [2019-08-08 17:34:07,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 17:34:07,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 17:34:07,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-08 17:34:07,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-08-08 17:34:07,230 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-08-08 17:34:07,231 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-08-08 17:34:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-08-08 17:34:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-08-08 17:34:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-08-08 17:34:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-08-08 17:34:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-08-08 17:34:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-08-08 17:34:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-08-08 17:34:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-08-08 17:34:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2019-08-08 17:34:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-08 17:34:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-08 17:34:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-08 17:34:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-08 17:34:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-08 17:34:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-08 17:34:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-08 17:34:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-08-08 17:34:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-08-08 17:34:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-08-08 17:34:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-08-08 17:34:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2019-08-08 17:34:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2019-08-08 17:34:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-08-08 17:34:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ppp [2019-08-08 17:34:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure get_proto [2019-08-08 17:34:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_name [2019-08-08 17:34:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_type_trans [2019-08-08 17:34:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_hard_header [2019-08-08 17:34:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_flush [2019-08-08 17:34:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_cp [2019-08-08 17:34:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2019-08-08 17:34:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_parse_cr [2019-08-08 17:34:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_rx [2019-08-08 17:34:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_timer [2019-08-08 17:34:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start [2019-08-08 17:34:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_stop [2019-08-08 17:34:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_close [2019-08-08 17:34:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2019-08-08 17:34:07,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2019-08-08 17:34:07,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2019-08-08 17:34:07,247 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-08-08 17:34:07,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2019-08-08 17:34:07,247 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-08-08 17:34:07,248 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-08-08 17:34:07,248 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-08-08 17:34:07,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 17:34:07,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-08-08 17:34:07,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-08-08 17:34:07,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-08-08 17:34:07,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-08-08 17:34:07,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-08-08 17:34:07,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2019-08-08 17:34:07,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_13 [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-08-08 17:34:07,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-08-08 17:34:07,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-08-08 17:34:07,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-08-08 17:34:07,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-08-08 17:34:07,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-08-08 17:34:07,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-08-08 17:34:07,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-08-08 17:34:07,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-08 17:34:07,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-08-08 17:34:07,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-08-08 17:34:07,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-08-08 17:34:07,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-08-08 17:34:07,254 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-08-08 17:34:07,255 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2019-08-08 17:34:07,255 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-08-08 17:34:07,255 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-08-08 17:34:07,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2019-08-08 17:34:07,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2019-08-08 17:34:07,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_3 [2019-08-08 17:34:07,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-08-08 17:34:07,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2019-08-08 17:34:07,257 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2019-08-08 17:34:07,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-08-08 17:34:07,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-08-08 17:34:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2019-08-08 17:34:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-08 17:34:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-08 17:34:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-08 17:34:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-08-08 17:34:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-08-08 17:34:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-08-08 17:34:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-08-08 17:34:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-08-08 17:34:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-08-08 17:34:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-08-08 17:34:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-08-08 17:34:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-08-08 17:34:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-08-08 17:34:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2019-08-08 17:34:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-08-08 17:34:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-08-08 17:34:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-08 17:34:07,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-08 17:34:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-08-08 17:34:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-08-08 17:34:07,264 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-08-08 17:34:07,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-08-08 17:34:07,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-08-08 17:34:07,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-08-08 17:34:07,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-08-08 17:34:07,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-08-08 17:34:07,266 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-08-08 17:34:07,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 17:34:07,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 17:34:07,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-08-08 17:34:07,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 17:34:07,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 17:34:07,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-08-08 17:34:07,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2019-08-08 17:34:07,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-08-08 17:34:07,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-08-08 17:34:07,272 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-08-08 17:34:07,272 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-08-08 17:34:07,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 17:34:07,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 17:34:07,278 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2019-08-08 17:34:07,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_13 [2019-08-08 17:34:07,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-08-08 17:34:07,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-08-08 17:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 17:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-08 17:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 17:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 17:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-08-08 17:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-08 17:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-08 17:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 17:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 17:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-08 17:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-08-08 17:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-08-08 17:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2019-08-08 17:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-08-08 17:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-08-08 17:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-08-08 17:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2019-08-08 17:34:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2019-08-08 17:34:07,285 INFO L130 BoogieDeclarations]: Found specification of procedure get_ppp [2019-08-08 17:34:07,286 INFO L130 BoogieDeclarations]: Found specification of procedure get_proto [2019-08-08 17:34:07,286 INFO L130 BoogieDeclarations]: Found specification of procedure proto_name [2019-08-08 17:34:07,286 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_type_trans [2019-08-08 17:34:07,286 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_hard_header [2019-08-08 17:34:07,286 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_flush [2019-08-08 17:34:07,286 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_cp [2019-08-08 17:34:07,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-08-08 17:34:07,287 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2019-08-08 17:34:07,287 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_parse_cr [2019-08-08 17:34:07,288 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_rx [2019-08-08 17:34:07,288 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_timer [2019-08-08 17:34:07,288 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start [2019-08-08 17:34:07,288 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_stop [2019-08-08 17:34:07,288 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_close [2019-08-08 17:34:07,288 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-08-08 17:34:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_3 [2019-08-08 17:34:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2019-08-08 17:34:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-08-08 17:34:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 17:34:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-08-08 17:34:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-08 17:34:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-08-08 17:34:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 17:34:07,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 17:34:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-08 17:34:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 17:34:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 17:34:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-08-08 17:34:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-08-08 17:34:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-08-08 17:34:07,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-08-08 17:34:09,368 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-08 17:34:12,872 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 17:34:12,873 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-08 17:34:12,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 05:34:12 BoogieIcfgContainer [2019-08-08 17:34:12,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 17:34:12,875 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 17:34:12,875 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 17:34:12,875 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 17:34:12,876 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 05:34:12" (1/1) ... [2019-08-08 17:34:12,888 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 17:34:12,890 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 17:34:12,901 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382) at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.checkNotRecursive(CallGraph.java:131) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.(CallGraph.java:92) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.(IcfgInterpreter.java:84) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SifaBuilder.construct(SifaBuilder.java:80) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:75) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:68) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-08 17:34:12,906 INFO L168 Benchmark]: Toolchain (without parser) took 8258.46 ms. Allocated memory was 141.0 MB in the beginning and 276.8 MB in the end (delta: 135.8 MB). Free memory was 80.2 MB in the beginning and 121.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 94.7 MB. Max. memory is 7.1 GB. [2019-08-08 17:34:12,907 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-08 17:34:12,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2164.82 ms. Allocated memory was 141.0 MB in the beginning and 234.4 MB in the end (delta: 93.3 MB). Free memory was 79.9 MB in the beginning and 100.8 MB in the end (delta: -20.9 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2019-08-08 17:34:12,909 INFO L168 Benchmark]: Boogie Preprocessor took 302.18 ms. Allocated memory is still 234.4 MB. Free memory was 100.8 MB in the beginning and 88.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-08-08 17:34:12,910 INFO L168 Benchmark]: RCFGBuilder took 5758.19 ms. Allocated memory was 234.4 MB in the beginning and 276.8 MB in the end (delta: 42.5 MB). Free memory was 88.8 MB in the beginning and 123.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. [2019-08-08 17:34:12,910 INFO L168 Benchmark]: Symbolic Interpretation took 28.64 ms. Allocated memory is still 276.8 MB. Free memory is still 121.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 17:34:12,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2164.82 ms. Allocated memory was 141.0 MB in the beginning and 234.4 MB in the end (delta: 93.3 MB). Free memory was 79.9 MB in the beginning and 100.8 MB in the end (delta: -20.9 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 302.18 ms. Allocated memory is still 234.4 MB. Free memory was 100.8 MB in the beginning and 88.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5758.19 ms. Allocated memory was 234.4 MB in the beginning and 276.8 MB in the end (delta: 42.5 MB). Free memory was 88.8 MB in the beginning and 123.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 28.64 ms. Allocated memory is still 276.8 MB. Free memory is still 121.3 MB. There was no memory consumed. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...