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-a32b1f7 [2019-08-18 23:53:30,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 23:53:30,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 23:53:30,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 23:53:30,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 23:53:30,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 23:53:30,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 23:53:30,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 23:53:30,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 23:53:30,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 23:53:30,613 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 23:53:30,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 23:53:30,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 23:53:30,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 23:53:30,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 23:53:30,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 23:53:30,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 23:53:30,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 23:53:30,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 23:53:30,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 23:53:30,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 23:53:30,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 23:53:30,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 23:53:30,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 23:53:30,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 23:53:30,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 23:53:30,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 23:53:30,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 23:53:30,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 23:53:30,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 23:53:30,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 23:53:30,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 23:53:30,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 23:53:30,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 23:53:30,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 23:53:30,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 23:53:30,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 23:53:30,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 23:53:30,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 23:53:30,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 23:53:30,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 23:53:30,669 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 [2019-08-18 23:53:30,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 23:53:30,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 23:53:30,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 23:53:30,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 23:53:30,692 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 23:53:30,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 23:53:30,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 23:53:30,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 23:53:30,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 23:53:30,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 23:53:30,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 23:53:30,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 23:53:30,695 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 23:53:30,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 23:53:30,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 23:53:30,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 23:53:30,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 23:53:30,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 23:53:30,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 23:53:30,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 23:53:30,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 23:53:30,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 23:53:30,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 23:53:30,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 23:53:30,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 23:53:30,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 23:53:30,699 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-18 23:53:30,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 23:53:30,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 23:53:30,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 23:53:30,780 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 23:53:30,782 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 23:53:30,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-08-18 23:53:30,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf7b11a1/1720bf08d0934abe97c11cb445522f83/FLAG9bbf0d745 [2019-08-18 23:53:31,604 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 23:53:31,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-08-18 23:53:31,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf7b11a1/1720bf08d0934abe97c11cb445522f83/FLAG9bbf0d745 [2019-08-18 23:53:31,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf7b11a1/1720bf08d0934abe97c11cb445522f83 [2019-08-18 23:53:31,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 23:53:31,684 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 23:53:31,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 23:53:31,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 23:53:31,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 23:53:31,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:53:31" (1/1) ... [2019-08-18 23:53:31,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e6f3b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:31, skipping insertion in model container [2019-08-18 23:53:31,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:53:31" (1/1) ... [2019-08-18 23:53:31,703 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 23:53:31,817 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 23:53:33,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 23:53:33,463 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 23:53:33,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 23:53:33,914 INFO L192 MainTranslator]: Completed translation [2019-08-18 23:53:33,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33 WrapperNode [2019-08-18 23:53:33,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 23:53:33,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 23:53:33,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 23:53:33,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 23:53:33,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:33,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:33,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:33,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:34,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:34,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:34,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (1/1) ... [2019-08-18 23:53:34,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 23:53:34,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 23:53:34,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 23:53:34,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 23:53:34,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:53:33" (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 [2019-08-18 23:53:34,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 23:53:34,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 23:53:34,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-18 23:53:34,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-08-18 23:53:34,398 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-08-18 23:53:34,398 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-08-18 23:53:34,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-08-18 23:53:34,400 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-08-18 23:53:34,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-08-18 23:53:34,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-08-18 23:53:34,401 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-08-18 23:53:34,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-08-18 23:53:34,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-08-18 23:53:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-08-18 23:53:34,405 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2019-08-18 23:53:34,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-18 23:53:34,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-18 23:53:34,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-18 23:53:34,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-18 23:53:34,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-18 23:53:34,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-18 23:53:34,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-18 23:53:34,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-08-18 23:53:34,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-08-18 23:53:34,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-08-18 23:53:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-08-18 23:53:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2019-08-18 23:53:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2019-08-18 23:53:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-08-18 23:53:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ppp [2019-08-18 23:53:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure get_proto [2019-08-18 23:53:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_name [2019-08-18 23:53:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_type_trans [2019-08-18 23:53:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_hard_header [2019-08-18 23:53:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_flush [2019-08-18 23:53:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_cp [2019-08-18 23:53:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2019-08-18 23:53:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_parse_cr [2019-08-18 23:53:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_rx [2019-08-18 23:53:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_timer [2019-08-18 23:53:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start [2019-08-18 23:53:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_stop [2019-08-18 23:53:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_close [2019-08-18 23:53:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2019-08-18 23:53:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2019-08-18 23:53:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2019-08-18 23:53:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-08-18 23:53:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2019-08-18 23:53:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-08-18 23:53:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-08-18 23:53:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-08-18 23:53:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 23:53:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-08-18 23:53:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-08-18 23:53:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-08-18 23:53:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-08-18 23:53:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-08-18 23:53:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2019-08-18 23:53:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_13 [2019-08-18 23:53:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2019-08-18 23:53:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-08-18 23:53:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-08-18 23:53:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-08-18 23:53:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-08-18 23:53:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-08-18 23:53:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-08-18 23:53:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-18 23:53:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-08-18 23:53:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-08-18 23:53:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-08-18 23:53:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-08-18 23:53:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-08-18 23:53:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-18 23:53:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-08-18 23:53:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-08-18 23:53:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-08-18 23:53:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-08-18 23:53:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-08-18 23:53:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2019-08-18 23:53:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-08-18 23:53:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-08-18 23:53:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2019-08-18 23:53:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2019-08-18 23:53:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_3 [2019-08-18 23:53:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-08-18 23:53:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-08-18 23:53:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-08-18 23:53:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-08-18 23:53:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2019-08-18 23:53:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-18 23:53:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-18 23:53:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-18 23:53:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-08-18 23:53:34,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 23:53:34,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-08-18 23:53:34,435 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-08-18 23:53:34,436 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-08-18 23:53:34,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-08-18 23:53:34,436 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-08-18 23:53:34,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-08-18 23:53:34,436 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-08-18 23:53:34,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2019-08-18 23:53:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-08-18 23:53:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-08-18 23:53:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-18 23:53:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-18 23:53:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-08-18 23:53:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-08-18 23:53:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-08-18 23:53:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-08-18 23:53:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-08-18 23:53:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-08-18 23:53:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-08-18 23:53:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-08-18 23:53:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-08-18 23:53:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 23:53:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 23:53:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-08-18 23:53:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 23:53:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 23:53:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-08-18 23:53:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2019-08-18 23:53:34,446 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-08-18 23:53:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-08-18 23:53:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-08-18 23:53:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-08-18 23:53:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 23:53:34,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 23:53:34,458 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2019-08-18 23:53:34,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_13 [2019-08-18 23:53:34,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-08-18 23:53:34,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-08-18 23:53:34,459 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 23:53:34,460 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 23:53:34,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 23:53:34,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-18 23:53:34,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-08-18 23:53:34,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-18 23:53:34,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-18 23:53:34,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 23:53:34,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 23:53:34,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-18 23:53:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-18 23:53:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-18 23:53:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-18 23:53:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-18 23:53:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-18 23:53:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-18 23:53:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-08-18 23:53:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-08-18 23:53:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2019-08-18 23:53:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-08-18 23:53:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-08-18 23:53:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-08-18 23:53:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-08-18 23:53:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2019-08-18 23:53:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-08-18 23:53:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-08-18 23:53:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2019-08-18 23:53:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2019-08-18 23:53:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2019-08-18 23:53:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-08-18 23:53:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-08-18 23:53:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2019-08-18 23:53:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2019-08-18 23:53:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-08-18 23:53:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2019-08-18 23:53:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2019-08-18 23:53:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure get_ppp [2019-08-18 23:53:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure get_proto [2019-08-18 23:53:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure proto_name [2019-08-18 23:53:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_type_trans [2019-08-18 23:53:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_hard_header [2019-08-18 23:53:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_flush [2019-08-18 23:53:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_cp [2019-08-18 23:53:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-08-18 23:53:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2019-08-18 23:53:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_parse_cr [2019-08-18 23:53:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_rx [2019-08-18 23:53:34,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_timer [2019-08-18 23:53:34,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start [2019-08-18 23:53:34,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_stop [2019-08-18 23:53:34,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_close [2019-08-18 23:53:34,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-08-18 23:53:34,472 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2019-08-18 23:53:34,472 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2019-08-18 23:53:34,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2019-08-18 23:53:34,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-18 23:53:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-18 23:53:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-08-18 23:53:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_3 [2019-08-18 23:53:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2019-08-18 23:53:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-08-18 23:53:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 23:53:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-08-18 23:53:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-18 23:53:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-08-18 23:53:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-08-18 23:53:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-08-18 23:53:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-08-18 23:53:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-08-18 23:53:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-08-18 23:53:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-08-18 23:53:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-08-18 23:53:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-08-18 23:53:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-08-18 23:53:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-08-18 23:53:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 23:53:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-18 23:53:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 23:53:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 23:53:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-18 23:53:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-18 23:53:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 23:53:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-08-18 23:53:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-08-18 23:53:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-08-18 23:53:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-08-18 23:53:35,730 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-18 23:53:37,163 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 23:53:37,163 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-18 23:53:37,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:53:37 BoogieIcfgContainer [2019-08-18 23:53:37,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 23:53:37,166 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 23:53:37,166 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 23:53:37,166 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 23:53:37,167 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:53:37" (1/1) ... [2019-08-18 23:53:37,183 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 23:53:37,188 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 23:53:37,213 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$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$Head.forEach(ReferencePipeline.java:580) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.checkNotRecursive(CallGraph.java:131) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.(CallGraph.java:92) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.(IcfgInterpreter.java:84) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SifaBuilder.construct(SifaBuilder.java:95) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:76) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-08-18 23:53:37,220 INFO L168 Benchmark]: Toolchain (without parser) took 5534.47 ms. Allocated memory was 137.4 MB in the beginning and 280.0 MB in the end (delta: 142.6 MB). Free memory was 76.8 MB in the beginning and 146.9 MB in the end (delta: -70.2 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. [2019-08-18 23:53:37,221 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-18 23:53:37,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2230.33 ms. Allocated memory was 137.4 MB in the beginning and 216.0 MB in the end (delta: 78.6 MB). Free memory was 76.3 MB in the beginning and 88.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2019-08-18 23:53:37,227 INFO L168 Benchmark]: Boogie Preprocessor took 292.69 ms. Allocated memory is still 216.0 MB. Free memory was 88.0 MB in the beginning and 75.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-08-18 23:53:37,228 INFO L168 Benchmark]: RCFGBuilder took 2953.99 ms. Allocated memory was 216.0 MB in the beginning and 280.0 MB in the end (delta: 64.0 MB). Free memory was 75.9 MB in the beginning and 149.3 MB in the end (delta: -73.4 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. [2019-08-18 23:53:37,229 INFO L168 Benchmark]: Symbolic Interpretation took 50.67 ms. Allocated memory is still 280.0 MB. Free memory was 149.3 MB in the beginning and 146.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-18 23:53:37,233 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 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2230.33 ms. Allocated memory was 137.4 MB in the beginning and 216.0 MB in the end (delta: 78.6 MB). Free memory was 76.3 MB in the beginning and 88.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 292.69 ms. Allocated memory is still 216.0 MB. Free memory was 88.0 MB in the beginning and 75.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2953.99 ms. Allocated memory was 216.0 MB in the beginning and 280.0 MB in the end (delta: 64.0 MB). Free memory was 75.9 MB in the beginning and 149.3 MB in the end (delta: -73.4 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 50.67 ms. Allocated memory is still 280.0 MB. Free memory was 149.3 MB in the beginning and 146.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...