java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 22:03:26,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 22:03:26,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 22:03:26,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 22:03:26,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 22:03:26,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 22:03:26,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 22:03:26,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 22:03:26,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 22:03:26,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 22:03:26,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 22:03:26,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 22:03:26,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 22:03:26,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 22:03:26,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 22:03:26,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 22:03:26,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 22:03:26,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 22:03:26,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 22:03:26,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 22:03:26,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 22:03:26,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 22:03:26,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 22:03:26,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 22:03:26,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 22:03:26,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 22:03:26,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 22:03:26,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 22:03:26,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 22:03:26,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 22:03:26,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 22:03:26,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 22:03:26,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 22:03:26,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 22:03:26,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 22:03:26,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 22:03:26,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 22:03:26,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 22:03:26,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 22:03:26,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 22:03:26,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 22:03:26,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 22:03:26,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 22:03:26,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 22:03:26,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 22:03:26,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 22:03:26,550 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 22:03:26,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 22:03:26,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 22:03:26,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 22:03:26,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 22:03:26,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 22:03:26,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 22:03:26,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 22:03:26,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 22:03:26,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 22:03:26,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 22:03:26,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 22:03:26,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 22:03:26,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 22:03:26,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 22:03:26,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 22:03:26,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 22:03:26,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 22:03:26,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 22:03:26,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 22:03:26,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 22:03:26,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 22:03:26,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 22:03:26,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 22:03:26,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 22:03:26,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 22:03:26,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 22:03:26,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 22:03:26,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 22:03:26,603 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 22:03:26,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2019-09-06 22:03:26,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2fb96f7d/a1262edf492341f399f141813c96ccaf/FLAGcb4cd9bdd [2019-09-06 22:03:27,543 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 22:03:27,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2019-09-06 22:03:27,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2fb96f7d/a1262edf492341f399f141813c96ccaf/FLAGcb4cd9bdd [2019-09-06 22:03:28,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2fb96f7d/a1262edf492341f399f141813c96ccaf [2019-09-06 22:03:28,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 22:03:28,072 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 22:03:28,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 22:03:28,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 22:03:28,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 22:03:28,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 10:03:28" (1/1) ... [2019-09-06 22:03:28,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6700de98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:28, skipping insertion in model container [2019-09-06 22:03:28,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 10:03:28" (1/1) ... [2019-09-06 22:03:28,090 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 22:03:28,235 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 22:03:30,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 22:03:30,054 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 22:03:30,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 22:03:30,580 INFO L192 MainTranslator]: Completed translation [2019-09-06 22:03:30,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30 WrapperNode [2019-09-06 22:03:30,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 22:03:30,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 22:03:30,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 22:03:30,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 22:03:30,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... [2019-09-06 22:03:30,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 22:03:30,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 22:03:30,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 22:03:30,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 22:03:30,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 10:03:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 22:03:30,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 22:03:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 22:03:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-06 22:03:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-06 22:03:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-06 22:03:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-06 22:03:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-09-06 22:03:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-06 22:03:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-06 22:03:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-09-06 22:03:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-09-06 22:03:30,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-06 22:03:30,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-06 22:03:30,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-06 22:03:30,966 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-06 22:03:30,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-09-06 22:03:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-09-06 22:03:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-09-06 22:03:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-06 22:03:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2019-09-06 22:03:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-06 22:03:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-06 22:03:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-06 22:03:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-06 22:03:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-06 22:03:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-06 22:03:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-06 22:03:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-06 22:03:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-06 22:03:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-06 22:03:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __in_dev_get_rcu [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure state [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_hard_header [2019-09-06 22:03:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_keepalive_send [2019-09-06 22:03:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_type_trans [2019-09-06 22:03:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_rx [2019-09-06 22:03:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_timer [2019-09-06 22:03:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_start [2019-09-06 22:03:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_stop [2019-09-06 22:03:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_ioctl [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-06 22:03:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-06 22:03:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 22:03:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-06 22:03:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-06 22:03:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-06 22:03:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-06 22:03:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-06 22:03:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2019-09-06 22:03:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_13 [2019-09-06 22:03:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-06 22:03:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-06 22:03:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-06 22:03:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-06 22:03:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 22:03:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-06 22:03:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-06 22:03:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-06 22:03:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-06 22:03:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-06 22:03:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 22:03:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-09-06 22:03:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-06 22:03:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-06 22:03:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-06 22:03:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-06 22:03:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2019-09-06 22:03:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-06 22:03:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-06 22:03:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-06 22:03:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2019-09-06 22:03:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2019-09-06 22:03:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-09-06 22:03:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-09-06 22:03:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 22:03:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 22:03:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-06 22:03:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-06 22:03:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 22:03:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-06 22:03:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-06 22:03:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-06 22:03:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-09-06 22:03:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-06 22:03:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-06 22:03:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-06 22:03:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-06 22:03:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-09-06 22:03:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-06 22:03:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-06 22:03:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-06 22:03:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-06 22:03:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-06 22:03:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-06 22:03:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-06 22:03:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-06 22:03:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-06 22:03:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-06 22:03:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-06 22:03:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_13 [2019-09-06 22:03:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-06 22:03:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-09-06 22:03:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-09-06 22:03:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 22:03:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-09-06 22:03:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-06 22:03:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-06 22:03:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-06 22:03:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 22:03:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-06 22:03:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 22:03:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-06 22:03:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-06 22:03:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2019-09-06 22:03:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2019-09-06 22:03:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure __in_dev_get_rcu [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_ioctl [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure state [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_hard_header [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_keepalive_send [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_type_trans [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_rx [2019-09-06 22:03:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_timer [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_start [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_stop [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 22:03:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-06 22:03:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-06 22:03:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 22:03:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-06 22:03:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-06 22:03:31,804 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-06 22:04:11,588 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 22:04:11,588 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-06 22:04:11,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 10:04:11 BoogieIcfgContainer [2019-09-06 22:04:11,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 22:04:11,591 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 22:04:11,591 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 22:04:11,591 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 22:04:11,593 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 10:04:11" (1/1) ... [2019-09-06 22:04:11,593 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 22:04:11,618 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 22:04:11,618 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 22:04:11,635 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 22:04:11,646 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 22:04:11,648 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 22:04:11,822 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 153 for LOIs [2019-09-06 22:05:37,466 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 22:05:47,686 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:48,184 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-06 22:05:48,833 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:48,853 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:48,872 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:48,890 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:48,905 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:49,259 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:49,483 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:49,502 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:49,821 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 22:05:55,398 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:55,695 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-06 22:05:55,852 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2019-09-06 22:05:58,015 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:58,148 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:58,371 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:05:58,687 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 22:06:03,446 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:06:03,595 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:06:03,631 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 22:06:03,828 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 22:06:10,925 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 22:06:12,273 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 22:06:28,416 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-09-06 22:06:41,855 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-09-06 22:06:45,726 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-09-06 22:07:20,109 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-09-06 22:07:30,663 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 39366 conjuctions. This might take some time... [2019-09-06 22:09:30,718 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 118098 conjuctions. This might take some time...